Ready Fast. Trusted Always.






EcoFlow DELTA 3 Classic Portable Power Station Solar Generator (1800W | 1024Wh)+ 220W Solar Panel
EcoFlow DELTA 3 Classic Portable Power Station Solar Generator (1800W | 1024Wh)+ 220W Solar Panel
Description
EcoFlow DELTA 3 Classic (1024Wh)

X-Stream: Ready in Just 45 Mins
DELTA 3 Classic (1024Wh) charges from 0–80% in just 45 minutes with AC charging. It keeps you powered faster, smarter, and with greater peace of mind—whether indoors, outdoors, or on the move. X-Stream enables ultra-fast charging without compromising battery life. It intelligently adjusts voltage and power to ensure safe, high-speed recharging. With X-Stream, you’re ready in just 45 minutes. [2]

1800W Output, 3600W Surge
Power Essentials Without Compromise
EcoFlow DELTA 3 Classic (1024Wh) delivers a steady 1800W pure sine wave output with grid-level stability—enough to handle high-demand appliances like microwaves and power tools [6]. With X-Boost™ mode, it supports devices up to 2600W without tripping or slowing down—giving you seamless power for the moments that matter.
10ms Auto-Switch. Zero Interruptions.
When the power drops, DELTA 3 Classic (1024Wh) responds in just 10 milliseconds—fast enough to keep critical devices like NAS systems and servers running smoothly. No data loss. No downtime. Just uninterrupted peace of mind.

Automotive-Grade Full-Tab LFP Cells
Rugged exterior and intelligent BMS for unmatched reliability

Built to Last
From battery chemistry to structural design, DELTA 3 Classic (1024Wh) is engineered for extreme durability, environmental resilience, and whisper-quiet performance—delivering power you can count on for over 10 years.[1]
Compact, Portable — Works Anywhere
Lightweight and easy to carry, DELTA 3 Classic fits seamlessly into any setting, from your home to the great outdoors.

Deeper Insights, Easier Control
Monitor your energy usage and solar generation—all with one intuitive dashboard. Set timed charging/discharging missions so that you can charge during off-peak hours and discharge during peak rate periods to save costs.
What's In The Box?
[1] Based on proper product usage, DELTA 3 Classic (1024Wh) is estimated to have a lifespan of approximately 10 years, according to internal simulation test data. This information is for reference only; actual user experience may vary.[2] All Charging speed data comes from EcoFlow labs and is for reference only. The actual data may vary slightly depending on the usage environment, device condition, software version, and other factors.
[3] Feature requires preset activation via the EcoFlow App.
[4] EcoFlow Smart Generators are sold separately.
[5] EcoFlow 500W Alternator Charger is sold separately.
[6] Single-appliance runtime based on ideal conditions; actual results may vary.
[7] Refers to the internal resistance of EF Full-Tab LFP Cells being 1.5mΩ, which is 25% lower than the 2mΩ internal resistance of the previous EF #C33 Battery Cell.
[8] A 25% reduction in single-cell internal resistance. According to the heat generation formula Q = I²Rt, under the same current, a 25% reduction in resistance leads to a proportional 25% decrease in heat generation.
[9] Unless otherwise noted, all images, videos, and screen display contents about the product itself on this page are for reference only. Actual product effects (including but not limited to appearance, color, and size) and screen display contents (including but not limited to backgrounds, UI, and illustrations) may vary.
Product Specifications
EcoFlow DELTA 3 Classic Portable Power Station Solar Generator (1800W | 1024Wh)+ 220W Solar Panel Product Specifications
| Specification | Value |
|---|---|
| Net Weight | 12.1 kg ± 0.3 kg |
| Dimensions (H × W × D) | 398 × 200 × 283 mm |
| Rated Capacity | 1024Wh, 51.2V, 20Ah |
| Cell Chemistry | LFP (LiFePO4) |
| AC Output | 120V ~ 60Hz, 1800W total |
| X-Boost Output | 2600W |
| USB-A Output | 5V=3A, 9V=2A, 12V=1.5A (18W Max) |
| USB-C Output | USB-C1: 5/9/12/15V=3A, 20V=5A (100W Max) USB-C2: 5/9V=3A, 15V=2A (30W Max) |
| AC Input (Charge Only) | 100–120V ~ 15A, 50/60Hz, 1400W Max |
| Maximum PV Input Power | 500W |
| Optimal Operating Temperature | 20°C to 30°C (68°F to 86°F) |
| Charging Temperature | 0°C to 45°C (32°F to 113°F) |
| Discharging Temperature | -10°C to 45°C (14°F to 113°F) |
| Storage Temperature | -10°C to 45°C (14°F to 113°F) |
| Warranty | 5 Years (3-year standard + 2-year extended via EcoFlow App) |
| Communication Method | Wi-Fi & Bluetooth |
| UPS Transfer Time | 10ms |
Product Manual
EcoFlow Delta 3 Classic Product Manual
Product Warranty
EcoFlow Limited Warranty Policy - United States
Overview
Ecoflow (“we”, “our”, “us”) warrants, subject to the exclusions and limitations set out below, Ecoflow brand Product (the “Product”) for the period as stated in this Limited Warranty (the “Warranty Period”).
This Ecoflow limited warranty applies to original consumer purchase with proof of purchase and/or proof of delivery. This limited warranty begins on the date of delivery to the original consumer purchaser and is valid only on products purchased and used in the United States. To receive warranty service, the purchaser must contact Ecoflow for problem determination and make sure to understand the whole service procedures.
Statutory Warranty
This Limited Warranty does not affect your statutory rights under the laws relating to the sale of consumer products. As such, this Ecoflow Limited warranty benefits are in addition to, and not instead of, rights provided by consumer law.
Foreign Product Warranty
The Product available for purchase on this website is manufactured in accordance with U.S. standards/regulations and is intended solely for use in the United States and is designed to operate on a 120V power supply standard. Our warranty service is only available in the contiguous U.S. and excludes Alaska, Hawaii, Puerto Rico, U.S. Virgin Islands and Guam. If the product is transported and used outside the U.S., any quality issues or malfunctions arising from such use will not be covered under this Warranty.
Furthermore, it is your responsibility to verify that the Product’s specifications, such as electric requirements, are compatible with the local standards
of the region in which it will be used. Ecoflow shall not be held liable for any damages, losses, or other consequences resulting from such purchase or use.
Warranty service may be limited to the country where the product was first sold. Please check with Ecoflow to determine if local service is available for products purchased in another country. Please not that Warranty service is not available for product of di. You may be charged are pair/replacement cost (including without limitation, customs duties, taxes, customs clearance, and other costs incurred), and the repair/replacement time can be longer than usual. Detailed cost & estimated service time can be confirmed at an Ecoflow Authorized Service Center.
Register Your Product
You may register your Product in order to receive Product-related information and enjoy an extended warranty period from Ecoflow, subject toconditions set out in this Warranty. Register your product at https://www.ecoflow.com/us/login?redirect=us/support/warranty
What Is Covered By This Warranty
Ecoflow warrants the Ecoflow Product purchased directly from Ecoflow or an Ecoflow authorized seller/ dealer/reseller in the original packaging against defects in materials and workmanship when used in accordance with Ecoflow’s user manuals, technical specifications, and other Product published guidelines during the Warranty Period stated below from the date of delivery to the original end-user purchaser. Remedies available under this Limited Warranty for the Product can only be performed by Ecoflow or Ecoflow authorized service center.
Warranty Period
The Warranty Period starts from the date of delivery to the original end-user purchaser. Register your Product Here for an extended warranty period, as stated below. (Only specific Product models are available for extension)
| Product Series | Item | Warranty Period (refer to months, unless specified) |
|---|---|---|
| DELTA Series | DELTA Max (1600/2000) | 24; or 24 +12 (Subject to registration) |
| DELTA Pro | 24; or 24 +36 (Subject to registration) | |
| DELTA | 24 | |
| DELTA MINI | 24 | |
| DELTA 2 | 5 years | |
| DELTA 2 Max | 5 years | |
| DELTA Pro 3 | 5 years | |
| DELTA 3 Plus | 5 years | |
| DELTA 3 1500 | 5 years | |
| DELTA Pro Ultra Inverter | 5 years | |
| DELTA Pro Ultra X Inverter | 5 years | |
| Extra Battery Series | DELTA Max Smart Extra Battery | 24; or 24 +12 (Subject to registration) |
| DELTA Pro Smart Extra Battery | 24; or 24 +36 (Subject to registration) | |
| DELTA 2 Extra Battery | 5 years | |
| DELTA Pro 3 Extra Battery | 5 years | |
| DELTA Pro Ultra Battery | 5 years | |
| DELTA Pro Ultra X Battery | 5 years | |
| RIVER Extra Battery | 24 | |
| RIVER Pro Extra Battery | 24 | |
| RIVER 3 Plus Smart Extra Battery | 5 years | |
| RIVER Series | R600/R600 Max/R600 Pro/EF-1500* | 36 |
| RIVER mini | 24 | |
| RIVER | 24 | |
| RIVER Max | 24 | |
| RIVER Max Plus | 24 | |
| RIVER Pro | 24 | |
| RIVER 2 | 5 years | |
| RIVER 2 Max | 5 years | |
| RIVER 2 Pro | 5 years | |
| RIVER 3 Plus | 5 years | |
| RIVER 3 | 24 | |
| RIVER 3 Max | 5 years | |
| EcoFlow RIVER 3 Max Plus | 5 years |
| Solar Panel Series | 400W Portable Solar Panel | 12 |
| 220W Portable Solar Panel | 12 | |
| 160W Portable Solar Panel | 12 | |
| 110W Portable Solar Panel | 12 | |
| 85W Portable Solar Panel | 12 | |
| 60W Portable Solar Panel | 12 | |
| 45W Portable Solar Panel(Discontinued) | 12 | |
| 400W Rigid Solar Panel | 10 years | |
| 100W Rigid Solar Panel | 5 years | |
| 100W Flexible Solar Panel | 3 years | |
| 125W Bifacial Modular Solar Panel | 5 years | |
| 130W RVMax Rigid Solar Panel | 5 years | |
| 28W Portable Solar Panel | 12 | |
| EcoFlow HeatGuard Solar Film | 24 | |
| Power Solutions Series | Power Hub | 5 years |
| Power Kits Console | 5 years | |
| Power Link | 5 years | |
| Power Dock | 5 years | |
| 30A/50A Smart Distribution Panel | 5 years | |
| 2kWh/5kWh LFP Battery | 5 years | |
| Power Kits 5kVA 48V Power System | 5 years | |
| Smart Home Panel | 3 years | |
| Smart Home Panel 2 | 10 years | |
| Smart Home Panel 3 | 10 years | |
| Gateway | 10 years | |
| EcoFlow Lithium 12V 100Ah Battery | 5 years | |
| 12V trolling motor lithium battery | 5 years | |
| 800W Alternator Charger | 24 | |
| 500W Alternator Charger | 24 | |
| PowerPulse EV Charger | 3 years | |
| Power Bank Series | RAPID Magnetic Power Bank (5000mAh) | 24 |
| RAPID Magnetic Power Bank (10000mAh) | 24 | |
| Accessories | RAPID 20W Charger | 18 |
| RAPID 30W Charger | 18 | |
| RAPID 65W Charger | 18 | |
| Power Hat | 12 | |
| Other Accessories | 12 | |
| STREAM Series | STREAM Ultra | 10 years |
| STREAM Microinverter | 10 years | |
| TRAIL Series | TRAIL 200 DC | 3 years |
| TRAIL 300 DC | 3 years | |
| DELTA 3 Series | DELTA 3 Classic | 5 years |
| DELTA 3 Max | 5 years | |
| DELTA 3 Max Plus | 5 years | |
| DELTA 3 Ultra | 5 years | |
| DELTA 3 Ultra Plus | 5 years | |
| DELTA 3 | 5 years |
| Smart Devices Series | Smart Generator | 12 |
| Smart Generator (Dual Fuel) | 24 | |
| Smart Generator 3000 (Dual Fuel) | 24 | |
| Smart Generator 4000 (Dual Fuel) | 3 Years | |
| Wave Portable Air Conditioner | 12 | |
| Wave Add-On Battery | 12 | |
| WAVE 2 | 12; or 12 +12 (Subject to registration) | |
| Wave 3 | 24 | |
| WAVE 3 Add-on Battery | 24 | |
| GLACIER | 12; or 12 +12 (Subject to registration) | |
| GLACIER Plug-in Battery | 24 | |
| Glacier Classic | 24 | |
| Glacier Classic EB | 24 | |
| Blade | 36; or 36 +12 (Subject to registration) |
How To Make A Claim Under The Limited Warranty
If you wish to make a warranty claim, please contact us or your local authorized service company/distributor. Upon contacting us or your authorized service company/distributor, please have the serial number of your Product ready and the original proof of purchase and/or proof of delivery from Ecoflow authorized seller/dealer/reseller, showing the date of purchase/delivery andfull details of the Product. Our colleagues will advise you of the process involved in making a claim.
Any claim under this Limited Warranty is subject to you notifying us(or our authorized service company/distributor) of the alleged defect within a reasonable time of it coming to your attention and, in any case, by no later than the expiry of the Warranty Period. If Ecoflow determines that any Product is not covered by this Limited Warranty, you must pay all parts, shipping, and labor charges for the repair or return of such Product.
Warranty service can only be performed by an Ecoflow authorized service center. The original dated bill of sale and/or proof of delivery must be presented upon request to Ecoflow or Ecoflow’s authorized service center.
Remedies
If a claim is received within the Warranty Period and the Product is found to have failed under the Warranty, we shall, at our option:
- repair the Product, or
- exchange the Product with a product of the same model, new or refurbished, and the refurbished units have been tested and passed Ecoflow functional requirements, or
- exchange the Product with a product of a different model, new or refurbished, but with the same features as the original Product that has at least equivalent or upgraded function to the original Product, or
- Refund, partly or fully, your purchase price in exchange for the return of your Product.
As far as applicable laws permit, the Warranty Period will not be extended or renewed or otherwise affected due to subsequent exchange, resale, repair, or replacement of the Product. Product or part(s) repaired or replaced during the Warranty Period will be warranted for the remainder of the original Warranty Period from the date of repair or replacement.
Replacement or repaired products, as applicable, will be returned to you as soon as commercially practicable. All parts of the Product or other equipment that we replace shall become our property. If the Product is found not to be covered by this Limited Warranty, we (and our authorized service companies/distributors) reserve the right to charge a handling fee. When repairing or replacing the Product, we may use products or parts that are new, equivalent to new, or re-conditioned/refurbished.
For service requested in a country other than the country of purchase for the Ecoflow Product, Ecoflow may repair or replace products and parts with comparable products and parts that comply with local standards. Ecoflow may use Ecoflow Products or replacement parts for service that are sourced from a country that is different from the country from which the Product or original parts were sourced.
Warranty Service Options
Currently, Ecoflow will only provide warranty service through Mail-in service. Ecoflow will send you prepaid waybills/shipping labels as long as Ecoflow’s shipping service is available and, if applicable, Ecoflow will send you instructions on how to properly pack and address your product, so that you may ship your Product to our designated service location.
Once service is completed, Ecoflow or Ecoflow authorized service center will return the Product to you. Ecoflow will pay for shipping to and from your location if all instructions regarding the method of packaging and shipping the Product are followed.
Please ensure that you provide accurate and complete information to Ecoflow for the shipping to and from your location. Or you will be solely responsible for any losses incurred to Ecoflow due to inaccurate or incomplete information provided by you.
For Service which Ecoflow requires return of the replaced product, part, or accessory: Ecoflow may require you to return the replaced product, part, or accessory as instructed before we ship a replacement product, part, or accessory to you. If you fail to return the replaced product or return a replaced product that is ineligible for service, the warranty service may not be available to you.
What Is Not Covered By This Warranty
This warranty does not apply to any non-Ecoflow branded hardware products or any software, even if packaged or sold with Ecoflow hardware. Ecoflow may restrict warranty service for specific Product to countries where Ecoflow or its Authorized distributors/resellers sell the device.
This Limited Warranty is conditioned upon proper use of the Product. This Limited Warranty does not cover:
a) normal wear and tear (including, without limitation, wear and tear of batteries, if applicable),
b) defects caused by rough or inappropriate handling or use or damage caused by accident, misuse, negligence, fire, water, lightning or other acts of nature,
c) if the Product contains a battery and the battery has been short-circuited, if the seals of the battery enclosure or the cells are broken or show evidence of tampering or if the battery has been used in equipment other than those for which it has been specified,
d) non-compliance with the Product instructions,
e) willful or deliberate damage, neglect or negligence,
f) use of spare parts, or other replacement items (including consumables) which are not provided or recommended by us,
g) any alteration or modification to the Product which has been carried out by you or a third party not authorized by us,
h) any failure to adequately package the Product for transportation,
i) extreme or external causes beyond our reasonable control including, but not limited to, breakdowns, fluctuations, or interruptions in electric power, or wireless networks,
j) operation or use in bad weather (i.e. strong winds, rain, sand/dust storms, etc.),
k) any Product(s) purchased from unauthorized sellers/dealers/resellers,
l) use or operate in an environment with electromagnetic interference (i.e.in mining areas or close to radio transmission towers, high-voltage wires, substations, etc.),
m) unauthorized modification of circuits and mismatch or misuse of the battery and charger,
n) connection to an improper power supply,
o) use of the equipment in conjunction with third-party accessories, products, or ancillary peripheral equipment,
p) equipment where the manufacturer’s serial number has been altered, deleted, removed, or made illegible,
q) equipment which has been adjusted or adapted without Ecoflow’s prior written consent, including (but not limited to): upgrading the equipment beyond specifications or features described in the instruction manual, or modifications to the equipment to conform it to national or local technical or safety standards in countries other than those for which the equipment was specifically designed and manufactured,
r) consumable parts,
s) products that are lost, stolen, or provided free of charge, including promotional or giveaway items,
t) any Product whose warranty period has expired,
u) any Product for which you fail to provide valid proof of purchase and/or proof of delivery,
v) damage or loss to any software programs, data, or removable storage media costs associated with de-installation, re-installation, or integration into a system.
Limitations Of Ecoflow’s Liability
This Limited Warranty is your sole and exclusive remedy against Ecoflow and Ecoflow’s sole and exclusive liability in respect of defects in your Product. This Limited Warranty replaces all other Ecoflow warranties and liabilities, whether oral, written, (non-mandatory) statutory, contractual, in tort or otherwise, including, without limitation, and where permitted by applicable law, any implied conditions, warranties or other terms as to satisfactory quality or fitness for purpose.
However, this Limited Warranty shall neither exclude nor limit (i) any of your legal (statutory) rights under the applicable national laws, or (ii) any of your rights against the seller of the Product.
To the extent permitted by applicable law(s), Ecoflow does not assume any liability for loss of or damage to or corruption of data, for any loss of profit, loss of use of Products or functionality, loss of business, loss of contracts, loss of revenues or loss of anticipated savings, increased costs or expenses or for any indirect loss or damage, consequential loss or damage or special loss or damage.
To the extent permitted by applicable law, Ecoflow´s liability shall be limited to the purchase value of the Product. The above limitations shall not apply in case of gross negligence or intentional misconduct of Ecoflow or in case of death or personal injury resulting from Ecoflow’s proven negligence.
ECOFLOW DISCLAIMS ANY EXPRESS WARRANTY NOT PROVIDED HEREIN AND ANY IMPLIED WARRANTY, GUARANTEE OR REPRESENTATIONS AS TO THE SUITABILITY FOR ANY PARTICULAR PURPOSE, PERFORMANCE, QUALITY AND ABSENCE OF HIDDEN DEFECTS, AND ANY REMEDY FOR BREACH OF CONTRACT, WHICH BUT FOR THIS PROVISION, MIGHT ARISE BY IMPLICATION, OPERATION OF LAW, CUSTOM OF TRADE OR COURSE OF DEALING, INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. EXCEPT AS PROVIDED IN THIS AGREEMENT, ECOFLOW FURTHER DISCLAIMS ANY RESPONSIBILITY FOR LOSSES, EXPENSES, INCONVENIENCES, SPECIAL, INDIRECT, SECONDARY, OR CONSEQUENTIAL DAMAGES ARISING FROM OWNERSHIP OR USE OF THE PRODUCTS.
General
If any term is held to be illegal or unenforceable by force of law, it will be excluded from the warranty and the legality or enforceability of the remaining terms shall not be affected.
Please note: All claims made under this Limited Warranty will be governed by the terms set out in this warranty document. This limited warranty supersedes all previous Ecoflow warranty statements or other marketing materials.
Limited Warranty For Smart Home Panel 2
The Ecoflow Smart Home Panel 2 is covered by a limited warranty, for details, please visit https://us.ecoflow.com/pages/ecoflow-smart-home-panel-2
EcoFlow Installation Warranty Policy
For details, please visit https://us.ecoflow.com/pages/installation-terms-conditions
Product FAQs
EcoFlow DELTA 3 Classic Product FAQs
How much does the DELTA 3 Classic (1024Wh) weigh?
DELTA 3 Classic (1024Wh) main unit weighs approximately 12.1kg
Is DELTA 3 Classic (1024Wh) an uninterruptible power supply (UPS), and what is the device switching time in ms?
DELTA 3 Classic (1024Wh)'s switching time < 10ms uninterruptible power supply (UPS);
What is the dust and water protection rating of DELTA 3 Classic (1024Wh)?
IP20 + potting protection
What is the material of the DELTA 3 Classic (1024Wh)'s battery?
The battery cell of DELTA 3 Classic (1024Wh) is LFP Battery.
Can I connect DELTA 3 Classic (1024Wh) AC power output directly to the AC power input of a device, or will this create an issue?
We don't recommend doing this as it may cause irreversible damage to the device's internal circuits.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
EcoFlow DELTA 3 Classic Portable Power Station Solar Generator (1800W | 1024Wh)+ 220W Solar Panel
Description
EcoFlow DELTA 3 Classic (1024Wh)
Ready Fast. Trusted Always.

X-Stream: Ready in Just 45 Mins
DELTA 3 Classic (1024Wh) charges from 0–80% in just 45 minutes with AC charging. It keeps you powered faster, smarter, and with greater peace of mind—whether indoors, outdoors, or on the move. X-Stream enables ultra-fast charging without compromising battery life. It intelligently adjusts voltage and power to ensure safe, high-speed recharging. With X-Stream, you’re ready in just 45 minutes. [2]

1800W Output, 3600W Surge
Power Essentials Without Compromise
EcoFlow DELTA 3 Classic (1024Wh) delivers a steady 1800W pure sine wave output with grid-level stability—enough to handle high-demand appliances like microwaves and power tools [6]. With X-Boost™ mode, it supports devices up to 2600W without tripping or slowing down—giving you seamless power for the moments that matter.
10ms Auto-Switch. Zero Interruptions.
When the power drops, DELTA 3 Classic (1024Wh) responds in just 10 milliseconds—fast enough to keep critical devices like NAS systems and servers running smoothly. No data loss. No downtime. Just uninterrupted peace of mind.

Automotive-Grade Full-Tab LFP Cells
Rugged exterior and intelligent BMS for unmatched reliability

Built to Last
From battery chemistry to structural design, DELTA 3 Classic (1024Wh) is engineered for extreme durability, environmental resilience, and whisper-quiet performance—delivering power you can count on for over 10 years.[1]
Compact, Portable — Works Anywhere
Lightweight and easy to carry, DELTA 3 Classic fits seamlessly into any setting, from your home to the great outdoors.

Deeper Insights, Easier Control
Monitor your energy usage and solar generation—all with one intuitive dashboard. Set timed charging/discharging missions so that you can charge during off-peak hours and discharge during peak rate periods to save costs.
What's In The Box?
[1] Based on proper product usage, DELTA 3 Classic (1024Wh) is estimated to have a lifespan of approximately 10 years, according to internal simulation test data. This information is for reference only; actual user experience may vary.[2] All Charging speed data comes from EcoFlow labs and is for reference only. The actual data may vary slightly depending on the usage environment, device condition, software version, and other factors.
[3] Feature requires preset activation via the EcoFlow App.
[4] EcoFlow Smart Generators are sold separately.
[5] EcoFlow 500W Alternator Charger is sold separately.
[6] Single-appliance runtime based on ideal conditions; actual results may vary.
[7] Refers to the internal resistance of EF Full-Tab LFP Cells being 1.5mΩ, which is 25% lower than the 2mΩ internal resistance of the previous EF #C33 Battery Cell.
[8] A 25% reduction in single-cell internal resistance. According to the heat generation formula Q = I²Rt, under the same current, a 25% reduction in resistance leads to a proportional 25% decrease in heat generation.
[9] Unless otherwise noted, all images, videos, and screen display contents about the product itself on this page are for reference only. Actual product effects (including but not limited to appearance, color, and size) and screen display contents (including but not limited to backgrounds, UI, and illustrations) may vary.
Product Specifications
EcoFlow DELTA 3 Classic Portable Power Station Solar Generator (1800W | 1024Wh)+ 220W Solar Panel Product Specifications
| Specification | Value |
|---|---|
| Net Weight | 12.1 kg ± 0.3 kg |
| Dimensions (H × W × D) | 398 × 200 × 283 mm |
| Rated Capacity | 1024Wh, 51.2V, 20Ah |
| Cell Chemistry | LFP (LiFePO4) |
| AC Output | 120V ~ 60Hz, 1800W total |
| X-Boost Output | 2600W |
| USB-A Output | 5V=3A, 9V=2A, 12V=1.5A (18W Max) |
| USB-C Output | USB-C1: 5/9/12/15V=3A, 20V=5A (100W Max) USB-C2: 5/9V=3A, 15V=2A (30W Max) |
| AC Input (Charge Only) | 100–120V ~ 15A, 50/60Hz, 1400W Max |
| Maximum PV Input Power | 500W |
| Optimal Operating Temperature | 20°C to 30°C (68°F to 86°F) |
| Charging Temperature | 0°C to 45°C (32°F to 113°F) |
| Discharging Temperature | -10°C to 45°C (14°F to 113°F) |
| Storage Temperature | -10°C to 45°C (14°F to 113°F) |
| Warranty | 5 Years (3-year standard + 2-year extended via EcoFlow App) |
| Communication Method | Wi-Fi & Bluetooth |
| UPS Transfer Time | 10ms |
Product Manual
EcoFlow Delta 3 Classic Product Manual
Product Warranty
EcoFlow Limited Warranty Policy - United States
Overview
Ecoflow (“we”, “our”, “us”) warrants, subject to the exclusions and limitations set out below, Ecoflow brand Product (the “Product”) for the period as stated in this Limited Warranty (the “Warranty Period”).
This Ecoflow limited warranty applies to original consumer purchase with proof of purchase and/or proof of delivery. This limited warranty begins on the date of delivery to the original consumer purchaser and is valid only on products purchased and used in the United States. To receive warranty service, the purchaser must contact Ecoflow for problem determination and make sure to understand the whole service procedures.
Statutory Warranty
This Limited Warranty does not affect your statutory rights under the laws relating to the sale of consumer products. As such, this Ecoflow Limited warranty benefits are in addition to, and not instead of, rights provided by consumer law.
Foreign Product Warranty
The Product available for purchase on this website is manufactured in accordance with U.S. standards/regulations and is intended solely for use in the United States and is designed to operate on a 120V power supply standard. Our warranty service is only available in the contiguous U.S. and excludes Alaska, Hawaii, Puerto Rico, U.S. Virgin Islands and Guam. If the product is transported and used outside the U.S., any quality issues or malfunctions arising from such use will not be covered under this Warranty.
Furthermore, it is your responsibility to verify that the Product’s specifications, such as electric requirements, are compatible with the local standards
of the region in which it will be used. Ecoflow shall not be held liable for any damages, losses, or other consequences resulting from such purchase or use.
Warranty service may be limited to the country where the product was first sold. Please check with Ecoflow to determine if local service is available for products purchased in another country. Please not that Warranty service is not available for product of di. You may be charged are pair/replacement cost (including without limitation, customs duties, taxes, customs clearance, and other costs incurred), and the repair/replacement time can be longer than usual. Detailed cost & estimated service time can be confirmed at an Ecoflow Authorized Service Center.
Register Your Product
You may register your Product in order to receive Product-related information and enjoy an extended warranty period from Ecoflow, subject toconditions set out in this Warranty. Register your product at https://www.ecoflow.com/us/login?redirect=us/support/warranty
What Is Covered By This Warranty
Ecoflow warrants the Ecoflow Product purchased directly from Ecoflow or an Ecoflow authorized seller/ dealer/reseller in the original packaging against defects in materials and workmanship when used in accordance with Ecoflow’s user manuals, technical specifications, and other Product published guidelines during the Warranty Period stated below from the date of delivery to the original end-user purchaser. Remedies available under this Limited Warranty for the Product can only be performed by Ecoflow or Ecoflow authorized service center.
Warranty Period
The Warranty Period starts from the date of delivery to the original end-user purchaser. Register your Product Here for an extended warranty period, as stated below. (Only specific Product models are available for extension)
| Product Series | Item | Warranty Period (refer to months, unless specified) |
|---|---|---|
| DELTA Series | DELTA Max (1600/2000) | 24; or 24 +12 (Subject to registration) |
| DELTA Pro | 24; or 24 +36 (Subject to registration) | |
| DELTA | 24 | |
| DELTA MINI | 24 | |
| DELTA 2 | 5 years | |
| DELTA 2 Max | 5 years | |
| DELTA Pro 3 | 5 years | |
| DELTA 3 Plus | 5 years | |
| DELTA 3 1500 | 5 years | |
| DELTA Pro Ultra Inverter | 5 years | |
| DELTA Pro Ultra X Inverter | 5 years | |
| Extra Battery Series | DELTA Max Smart Extra Battery | 24; or 24 +12 (Subject to registration) |
| DELTA Pro Smart Extra Battery | 24; or 24 +36 (Subject to registration) | |
| DELTA 2 Extra Battery | 5 years | |
| DELTA Pro 3 Extra Battery | 5 years | |
| DELTA Pro Ultra Battery | 5 years | |
| DELTA Pro Ultra X Battery | 5 years | |
| RIVER Extra Battery | 24 | |
| RIVER Pro Extra Battery | 24 | |
| RIVER 3 Plus Smart Extra Battery | 5 years | |
| RIVER Series | R600/R600 Max/R600 Pro/EF-1500* | 36 |
| RIVER mini | 24 | |
| RIVER | 24 | |
| RIVER Max | 24 | |
| RIVER Max Plus | 24 | |
| RIVER Pro | 24 | |
| RIVER 2 | 5 years | |
| RIVER 2 Max | 5 years | |
| RIVER 2 Pro | 5 years | |
| RIVER 3 Plus | 5 years | |
| RIVER 3 | 24 | |
| RIVER 3 Max | 5 years | |
| EcoFlow RIVER 3 Max Plus | 5 years |
| Solar Panel Series | 400W Portable Solar Panel | 12 |
| 220W Portable Solar Panel | 12 | |
| 160W Portable Solar Panel | 12 | |
| 110W Portable Solar Panel | 12 | |
| 85W Portable Solar Panel | 12 | |
| 60W Portable Solar Panel | 12 | |
| 45W Portable Solar Panel(Discontinued) | 12 | |
| 400W Rigid Solar Panel | 10 years | |
| 100W Rigid Solar Panel | 5 years | |
| 100W Flexible Solar Panel | 3 years | |
| 125W Bifacial Modular Solar Panel | 5 years | |
| 130W RVMax Rigid Solar Panel | 5 years | |
| 28W Portable Solar Panel | 12 | |
| EcoFlow HeatGuard Solar Film | 24 | |
| Power Solutions Series | Power Hub | 5 years |
| Power Kits Console | 5 years | |
| Power Link | 5 years | |
| Power Dock | 5 years | |
| 30A/50A Smart Distribution Panel | 5 years | |
| 2kWh/5kWh LFP Battery | 5 years | |
| Power Kits 5kVA 48V Power System | 5 years | |
| Smart Home Panel | 3 years | |
| Smart Home Panel 2 | 10 years | |
| Smart Home Panel 3 | 10 years | |
| Gateway | 10 years | |
| EcoFlow Lithium 12V 100Ah Battery | 5 years | |
| 12V trolling motor lithium battery | 5 years | |
| 800W Alternator Charger | 24 | |
| 500W Alternator Charger | 24 | |
| PowerPulse EV Charger | 3 years | |
| Power Bank Series | RAPID Magnetic Power Bank (5000mAh) | 24 |
| RAPID Magnetic Power Bank (10000mAh) | 24 | |
| Accessories | RAPID 20W Charger | 18 |
| RAPID 30W Charger | 18 | |
| RAPID 65W Charger | 18 | |
| Power Hat | 12 | |
| Other Accessories | 12 | |
| STREAM Series | STREAM Ultra | 10 years |
| STREAM Microinverter | 10 years | |
| TRAIL Series | TRAIL 200 DC | 3 years |
| TRAIL 300 DC | 3 years | |
| DELTA 3 Series | DELTA 3 Classic | 5 years |
| DELTA 3 Max | 5 years | |
| DELTA 3 Max Plus | 5 years | |
| DELTA 3 Ultra | 5 years | |
| DELTA 3 Ultra Plus | 5 years | |
| DELTA 3 | 5 years |
| Smart Devices Series | Smart Generator | 12 |
| Smart Generator (Dual Fuel) | 24 | |
| Smart Generator 3000 (Dual Fuel) | 24 | |
| Smart Generator 4000 (Dual Fuel) | 3 Years | |
| Wave Portable Air Conditioner | 12 | |
| Wave Add-On Battery | 12 | |
| WAVE 2 | 12; or 12 +12 (Subject to registration) | |
| Wave 3 | 24 | |
| WAVE 3 Add-on Battery | 24 | |
| GLACIER | 12; or 12 +12 (Subject to registration) | |
| GLACIER Plug-in Battery | 24 | |
| Glacier Classic | 24 | |
| Glacier Classic EB | 24 | |
| Blade | 36; or 36 +12 (Subject to registration) |
How To Make A Claim Under The Limited Warranty
If you wish to make a warranty claim, please contact us or your local authorized service company/distributor. Upon contacting us or your authorized service company/distributor, please have the serial number of your Product ready and the original proof of purchase and/or proof of delivery from Ecoflow authorized seller/dealer/reseller, showing the date of purchase/delivery andfull details of the Product. Our colleagues will advise you of the process involved in making a claim.
Any claim under this Limited Warranty is subject to you notifying us(or our authorized service company/distributor) of the alleged defect within a reasonable time of it coming to your attention and, in any case, by no later than the expiry of the Warranty Period. If Ecoflow determines that any Product is not covered by this Limited Warranty, you must pay all parts, shipping, and labor charges for the repair or return of such Product.
Warranty service can only be performed by an Ecoflow authorized service center. The original dated bill of sale and/or proof of delivery must be presented upon request to Ecoflow or Ecoflow’s authorized service center.
Remedies
If a claim is received within the Warranty Period and the Product is found to have failed under the Warranty, we shall, at our option:
- repair the Product, or
- exchange the Product with a product of the same model, new or refurbished, and the refurbished units have been tested and passed Ecoflow functional requirements, or
- exchange the Product with a product of a different model, new or refurbished, but with the same features as the original Product that has at least equivalent or upgraded function to the original Product, or
- Refund, partly or fully, your purchase price in exchange for the return of your Product.
As far as applicable laws permit, the Warranty Period will not be extended or renewed or otherwise affected due to subsequent exchange, resale, repair, or replacement of the Product. Product or part(s) repaired or replaced during the Warranty Period will be warranted for the remainder of the original Warranty Period from the date of repair or replacement.
Replacement or repaired products, as applicable, will be returned to you as soon as commercially practicable. All parts of the Product or other equipment that we replace shall become our property. If the Product is found not to be covered by this Limited Warranty, we (and our authorized service companies/distributors) reserve the right to charge a handling fee. When repairing or replacing the Product, we may use products or parts that are new, equivalent to new, or re-conditioned/refurbished.
For service requested in a country other than the country of purchase for the Ecoflow Product, Ecoflow may repair or replace products and parts with comparable products and parts that comply with local standards. Ecoflow may use Ecoflow Products or replacement parts for service that are sourced from a country that is different from the country from which the Product or original parts were sourced.
Warranty Service Options
Currently, Ecoflow will only provide warranty service through Mail-in service. Ecoflow will send you prepaid waybills/shipping labels as long as Ecoflow’s shipping service is available and, if applicable, Ecoflow will send you instructions on how to properly pack and address your product, so that you may ship your Product to our designated service location.
Once service is completed, Ecoflow or Ecoflow authorized service center will return the Product to you. Ecoflow will pay for shipping to and from your location if all instructions regarding the method of packaging and shipping the Product are followed.
Please ensure that you provide accurate and complete information to Ecoflow for the shipping to and from your location. Or you will be solely responsible for any losses incurred to Ecoflow due to inaccurate or incomplete information provided by you.
For Service which Ecoflow requires return of the replaced product, part, or accessory: Ecoflow may require you to return the replaced product, part, or accessory as instructed before we ship a replacement product, part, or accessory to you. If you fail to return the replaced product or return a replaced product that is ineligible for service, the warranty service may not be available to you.
What Is Not Covered By This Warranty
This warranty does not apply to any non-Ecoflow branded hardware products or any software, even if packaged or sold with Ecoflow hardware. Ecoflow may restrict warranty service for specific Product to countries where Ecoflow or its Authorized distributors/resellers sell the device.
This Limited Warranty is conditioned upon proper use of the Product. This Limited Warranty does not cover:
a) normal wear and tear (including, without limitation, wear and tear of batteries, if applicable),
b) defects caused by rough or inappropriate handling or use or damage caused by accident, misuse, negligence, fire, water, lightning or other acts of nature,
c) if the Product contains a battery and the battery has been short-circuited, if the seals of the battery enclosure or the cells are broken or show evidence of tampering or if the battery has been used in equipment other than those for which it has been specified,
d) non-compliance with the Product instructions,
e) willful or deliberate damage, neglect or negligence,
f) use of spare parts, or other replacement items (including consumables) which are not provided or recommended by us,
g) any alteration or modification to the Product which has been carried out by you or a third party not authorized by us,
h) any failure to adequately package the Product for transportation,
i) extreme or external causes beyond our reasonable control including, but not limited to, breakdowns, fluctuations, or interruptions in electric power, or wireless networks,
j) operation or use in bad weather (i.e. strong winds, rain, sand/dust storms, etc.),
k) any Product(s) purchased from unauthorized sellers/dealers/resellers,
l) use or operate in an environment with electromagnetic interference (i.e.in mining areas or close to radio transmission towers, high-voltage wires, substations, etc.),
m) unauthorized modification of circuits and mismatch or misuse of the battery and charger,
n) connection to an improper power supply,
o) use of the equipment in conjunction with third-party accessories, products, or ancillary peripheral equipment,
p) equipment where the manufacturer’s serial number has been altered, deleted, removed, or made illegible,
q) equipment which has been adjusted or adapted without Ecoflow’s prior written consent, including (but not limited to): upgrading the equipment beyond specifications or features described in the instruction manual, or modifications to the equipment to conform it to national or local technical or safety standards in countries other than those for which the equipment was specifically designed and manufactured,
r) consumable parts,
s) products that are lost, stolen, or provided free of charge, including promotional or giveaway items,
t) any Product whose warranty period has expired,
u) any Product for which you fail to provide valid proof of purchase and/or proof of delivery,
v) damage or loss to any software programs, data, or removable storage media costs associated with de-installation, re-installation, or integration into a system.
Limitations Of Ecoflow’s Liability
This Limited Warranty is your sole and exclusive remedy against Ecoflow and Ecoflow’s sole and exclusive liability in respect of defects in your Product. This Limited Warranty replaces all other Ecoflow warranties and liabilities, whether oral, written, (non-mandatory) statutory, contractual, in tort or otherwise, including, without limitation, and where permitted by applicable law, any implied conditions, warranties or other terms as to satisfactory quality or fitness for purpose.
However, this Limited Warranty shall neither exclude nor limit (i) any of your legal (statutory) rights under the applicable national laws, or (ii) any of your rights against the seller of the Product.
To the extent permitted by applicable law(s), Ecoflow does not assume any liability for loss of or damage to or corruption of data, for any loss of profit, loss of use of Products or functionality, loss of business, loss of contracts, loss of revenues or loss of anticipated savings, increased costs or expenses or for any indirect loss or damage, consequential loss or damage or special loss or damage.
To the extent permitted by applicable law, Ecoflow´s liability shall be limited to the purchase value of the Product. The above limitations shall not apply in case of gross negligence or intentional misconduct of Ecoflow or in case of death or personal injury resulting from Ecoflow’s proven negligence.
ECOFLOW DISCLAIMS ANY EXPRESS WARRANTY NOT PROVIDED HEREIN AND ANY IMPLIED WARRANTY, GUARANTEE OR REPRESENTATIONS AS TO THE SUITABILITY FOR ANY PARTICULAR PURPOSE, PERFORMANCE, QUALITY AND ABSENCE OF HIDDEN DEFECTS, AND ANY REMEDY FOR BREACH OF CONTRACT, WHICH BUT FOR THIS PROVISION, MIGHT ARISE BY IMPLICATION, OPERATION OF LAW, CUSTOM OF TRADE OR COURSE OF DEALING, INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. EXCEPT AS PROVIDED IN THIS AGREEMENT, ECOFLOW FURTHER DISCLAIMS ANY RESPONSIBILITY FOR LOSSES, EXPENSES, INCONVENIENCES, SPECIAL, INDIRECT, SECONDARY, OR CONSEQUENTIAL DAMAGES ARISING FROM OWNERSHIP OR USE OF THE PRODUCTS.
General
If any term is held to be illegal or unenforceable by force of law, it will be excluded from the warranty and the legality or enforceability of the remaining terms shall not be affected.
Please note: All claims made under this Limited Warranty will be governed by the terms set out in this warranty document. This limited warranty supersedes all previous Ecoflow warranty statements or other marketing materials.
Limited Warranty For Smart Home Panel 2
The Ecoflow Smart Home Panel 2 is covered by a limited warranty, for details, please visit https://us.ecoflow.com/pages/ecoflow-smart-home-panel-2
EcoFlow Installation Warranty Policy
For details, please visit https://us.ecoflow.com/pages/installation-terms-conditions
Product FAQs
EcoFlow DELTA 3 Classic Product FAQs
How much does the DELTA 3 Classic (1024Wh) weigh?
DELTA 3 Classic (1024Wh) main unit weighs approximately 12.1kg
Is DELTA 3 Classic (1024Wh) an uninterruptible power supply (UPS), and what is the device switching time in ms?
DELTA 3 Classic (1024Wh)'s switching time < 10ms uninterruptible power supply (UPS);
What is the dust and water protection rating of DELTA 3 Classic (1024Wh)?
IP20 + potting protection
What is the material of the DELTA 3 Classic (1024Wh)'s battery?
The battery cell of DELTA 3 Classic (1024Wh) is LFP Battery.
Can I connect DELTA 3 Classic (1024Wh) AC power output directly to the AC power input of a device, or will this create an issue?
We don't recommend doing this as it may cause irreversible damage to the device's internal circuits.



























