


EG4 FlexBOSS18 13kW AC Hybrid Inverter | 48V Split Phase | 18kW PV Input
EG4 FlexBOSS18 13kW AC Hybrid Inverter | 48V Split Phase | 18kW PV Input
Description



The EG4 FlexBOSS18 is a powerful and cost-effective hybrid inverter. With 13kW continuous output, up to 18kW solar input utilization, and 10kW battery-only output, it delivers exceptional performance for a wide range of solar applications.
Built for versatility, the FlexBOSS18 seamlessly integrates with EG4’s complete battery lineup, including optimal pairing with GridBOSS systems. Its flexible installation options and enhanced power output compared to 12kPV models make it an accessible entry point into hybrid solar without compromising on performance.
Whether you’re looking to maximize solar efficiency, enhance backup power, or streamline installations, the FlexBOSS18 delivers professional-grade capabilities at unmatched value.
FEATURES & BENEFITS
Cost-effective Entry into Hybrid Solar
Affordable solution for users seeking to enter the hybrid solar market without compromising on performance.
Comprehensive Certification Package
Ensures reliability and safety with certifications for diverse installation needs.
Flexible Installation Options
Offers versatility in setup, making it suitable for both residential and commercial applications.
Enhanced Power Output vs 12kPV
Delivers superior performance, providing more power than traditional 12kPV models for higher energy demands.
Complete System Compatibility
Easily integrates with EG4’s battery lineup and pairs perfectly with GridBOSS systems for a seamless solar energy solution.
Product Specifications
EG4 FlexBOSS18 Hybrid Inverter Product Specifications
PV Input:
- 18kW Max Usable PV, 24kW Max Input
- Number of MPPTs: 2
On-Grid AC Output:
EG4® FlexBOSS18
- Continuous Output (with PV): 13kW (54A @ 240V)
- Delivers: 13kW to grid or load with PV; 10kW to loads/battery without PV
AC Output:
- Nominal Current: 54A @ 240V
- Nominal Output Voltage: 240VAC; 208VAC
- Continuous Output Power: 10kW (41.66A @ 240V)
Dimensions: 29.5in x 20.5in x 10.4in
Weight: 114.6lbs
Warranty: 10-years
California Proposition 65 Warning
Product Manual
EG4 FlexBOSS18 Hybrid Inverter – User Manual v1.0.1EG4 FlexBOSS18 Hybrid Inverter – Spec Sheet v1.0.2
Product Warranty
EG4 FlexBOSS18 Hybrid Inverter Warranty
EG4 Electronics offers a 10-year Full Parts Replacement or Full Product Replacement Warranty from the date of original inverter (EG4 FlexBOSS*1) purchase.
Your warranty must be registered within the first year of purchase or provide proof of purchase from an EG4 authorized distributor to remain valid. If you choose not to register or cannot provide proof of purchase, your warranty may be invalidated.
This limited warranty is to the original purchaser of the product and is one time transferable only if the product remains installed in the original installation location. All parts exchanges are covered during the warranty period. Outside of the continental US, replacement shipping charges may apply.
Product that is not purchased through an EG4 approved vendor is not covered under this warranty. A list of approved vendors can be found on our website. Reselling or removing the product from the original installation site will void the warranty.
Warranty Exclusions – EG4 Electronics has no obligation under this limited warranty for products subjected to the following conditions (including but not limited to):
-
Damages incurred during installation/reinstallation or removal
-
Poor workmanship performed by an individual, installer, or a firm
-
Damages caused by mishandling the product or inappropriate environmental exposure
-
Damages caused by improper maintenance or operating outside the specified operating conditions
-
Tampering, altering, and/or disassembly of the product
-
Using product in applications other than what the manufacturer intended
-
Lightning, fire, flood, earthquake, terrorism, riots, or acts of God
-
Any product with a serial number that has been altered, defaced, or removed
-
Any unauthorized firmware updates/upgrades/patches
-
Damages incurred from a voltage or current spikes due to open-loop lithium battery communications
EG4 product warranty is a limited warranty – EG4 limits its liability in the event of a product defect to repair or replacement in accordance with the terms of this limited warranty. EG4 is not responsible for any additional or indirect damages that may arise from the malfunctioning of the product. These damages could be incidental or consequential, including without limitation, any liability for the loss of revenue, profits, or time. EG4 shall not be liable for any direct or indirect loss of life, including but not limited to bodily injury, illness, or death arising from the misuse or mishandling of the product, whether caused by negligence or otherwise.
Product FAQs
N/A
Original: $3,199.99
-65%$3,199.99
$1,120.00Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
EG4 FlexBOSS18 13kW AC Hybrid Inverter | 48V Split Phase | 18kW PV Input
Description



The EG4 FlexBOSS18 is a powerful and cost-effective hybrid inverter. With 13kW continuous output, up to 18kW solar input utilization, and 10kW battery-only output, it delivers exceptional performance for a wide range of solar applications.
Built for versatility, the FlexBOSS18 seamlessly integrates with EG4’s complete battery lineup, including optimal pairing with GridBOSS systems. Its flexible installation options and enhanced power output compared to 12kPV models make it an accessible entry point into hybrid solar without compromising on performance.
Whether you’re looking to maximize solar efficiency, enhance backup power, or streamline installations, the FlexBOSS18 delivers professional-grade capabilities at unmatched value.
FEATURES & BENEFITS
Cost-effective Entry into Hybrid Solar
Affordable solution for users seeking to enter the hybrid solar market without compromising on performance.
Comprehensive Certification Package
Ensures reliability and safety with certifications for diverse installation needs.
Flexible Installation Options
Offers versatility in setup, making it suitable for both residential and commercial applications.
Enhanced Power Output vs 12kPV
Delivers superior performance, providing more power than traditional 12kPV models for higher energy demands.
Complete System Compatibility
Easily integrates with EG4’s battery lineup and pairs perfectly with GridBOSS systems for a seamless solar energy solution.
Product Specifications
EG4 FlexBOSS18 Hybrid Inverter Product Specifications
PV Input:
- 18kW Max Usable PV, 24kW Max Input
- Number of MPPTs: 2
On-Grid AC Output:
EG4® FlexBOSS18
- Continuous Output (with PV): 13kW (54A @ 240V)
- Delivers: 13kW to grid or load with PV; 10kW to loads/battery without PV
AC Output:
- Nominal Current: 54A @ 240V
- Nominal Output Voltage: 240VAC; 208VAC
- Continuous Output Power: 10kW (41.66A @ 240V)
Dimensions: 29.5in x 20.5in x 10.4in
Weight: 114.6lbs
Warranty: 10-years
California Proposition 65 Warning
Product Manual
EG4 FlexBOSS18 Hybrid Inverter – User Manual v1.0.1EG4 FlexBOSS18 Hybrid Inverter – Spec Sheet v1.0.2
Product Warranty
EG4 FlexBOSS18 Hybrid Inverter Warranty
EG4 Electronics offers a 10-year Full Parts Replacement or Full Product Replacement Warranty from the date of original inverter (EG4 FlexBOSS*1) purchase.
Your warranty must be registered within the first year of purchase or provide proof of purchase from an EG4 authorized distributor to remain valid. If you choose not to register or cannot provide proof of purchase, your warranty may be invalidated.
This limited warranty is to the original purchaser of the product and is one time transferable only if the product remains installed in the original installation location. All parts exchanges are covered during the warranty period. Outside of the continental US, replacement shipping charges may apply.
Product that is not purchased through an EG4 approved vendor is not covered under this warranty. A list of approved vendors can be found on our website. Reselling or removing the product from the original installation site will void the warranty.
Warranty Exclusions – EG4 Electronics has no obligation under this limited warranty for products subjected to the following conditions (including but not limited to):
-
Damages incurred during installation/reinstallation or removal
-
Poor workmanship performed by an individual, installer, or a firm
-
Damages caused by mishandling the product or inappropriate environmental exposure
-
Damages caused by improper maintenance or operating outside the specified operating conditions
-
Tampering, altering, and/or disassembly of the product
-
Using product in applications other than what the manufacturer intended
-
Lightning, fire, flood, earthquake, terrorism, riots, or acts of God
-
Any product with a serial number that has been altered, defaced, or removed
-
Any unauthorized firmware updates/upgrades/patches
-
Damages incurred from a voltage or current spikes due to open-loop lithium battery communications
EG4 product warranty is a limited warranty – EG4 limits its liability in the event of a product defect to repair or replacement in accordance with the terms of this limited warranty. EG4 is not responsible for any additional or indirect damages that may arise from the malfunctioning of the product. These damages could be incidental or consequential, including without limitation, any liability for the loss of revenue, profits, or time. EG4 shall not be liable for any direct or indirect loss of life, including but not limited to bodily injury, illness, or death arising from the misuse or mishandling of the product, whether caused by negligence or otherwise.
Product FAQs
N/A
















