

Blue Sea 7531 P12 Battery Charger - 12V DC 25A [7531]
Blue Sea 7531 P12 Battery Charger - 12V DC 25A [7531]
Description
Four stage, three output, dry mount design, for use in harsh environments.
Features:
- Rugged, finned aluminum case
- PreFloat™ stage prevents over charging
- Power factor corrected for efficient use of AC
- Intuitive diagnostic screens
- User defined charge profiles and customizable settings
- Provides charging for up to three battery banks
- Large, bright display
- Multi-language: English, French, German, Italian, Spanish
- Charge Coordination with Blue Sea Systems Automatic Charging Relays (ACR) controls ACR state ensuring proper float stage for each battery
- Battery Temperature Compensation - adjusts charge voltage based on battery temperature
- AC over and under voltage shut down and automatic restart
- Over and under battery temperature protection - charger will not operate if battery temperature rises above or falls below a set value
- DC over voltage and reverse polarity protection
- Surge and short circuit protection
Product Specifications
Blue Sea 7531 P12 Battery Charger - 12V DC 25A [7531] Product Specifications
| Attribute | Details |
|---|---|
| Total Output Current | 25A |
| Charging Banks | 3 |
| Charger Output - Amps | 25A |
| Charger Output Voltage | 12V DC |
| Charger Input - Voltage | 120/240V AC |
| Input AC Current | 4.5A @ 100V AC / 2.25A @ 200V AC |
| Universal AC Input Voltage | 90-265V AC |
| AC Input Frequency | 45-65Hz |
| Maximum Output Voltage | 16V DC |
| Nominal Voltage | 12V DC |
| Output Voltage Accuracy | 0.05V |
| Typical Float Voltage | 13.5V DC |
| Number of Outputs | 1 negative / 3 positive |
| Stud Size | M6 |
| Ignition Protected | Yes |
| Battery Types | AGM / Flooded Lead Acid / Gel / TPPL (Thin Plate Pure Lead) |
| Recommended Battery Bank Sizes | 330Ah Maximum (3 × Group 31) / 60Ah Minimum (2 × Group 27) |
| Screw Terminal Torque | 10 in-lb (M3) / 15 in-lb (M4) |
| Stud Torque | 80 in-lb (9.04 Nm) |
| Minimum Operating Temperature | -20° C |
| Maximum Operating Temperature | 70° C |
| Minimum Storage Temperature | -30° C |
| Maximum Storage Temperature | 80° C |
| Warranty | 5 Year |
| Height | 13.03" (330.96 mm) |
| Width | 8.46" (214.88 mm) |
| Depth | 3.66" (92.96 mm) |
| Weight | 13.00 lb (5.9 kg) |
| Portable | No |
| Box Dimensions | 7"H x 11"W x 18"L |
| Shipping Weight | 10 lbs |
| UPC | 632085075316 |
WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
Product Manual
Owner's Manual (pdf)
Brochure (pdf)
Product Warranty
Blue Sea Systems Product Warranty
Blue Sea Systems stands behind its products for as long as you own them. Blue Sea Systems will replace or issue a credit for any of its products found to be defective in materials or manufacture. P12 Battery Chargers, P12 Remote Displays, BatteryLink Chargers, Sure Eject AC Disconnects, M2 OLED Digital Meters and Mini OLED Digital Meters are warranted for a period of five years from the date of first purchase.
All other Digital Meters are warranted for a period of three years from the date of first purchase. No compensation will be allowed for products not returned to Blue Sea Systems for analysis, nor will compensation be made for labor required to replace any defective product. Please contact Customer Service for an RMA number prior to shipping any product back to Blue Sea Systems.
Product FAQs
N/A
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Blue Sea 7531 P12 Battery Charger - 12V DC 25A [7531]
Description
Four stage, three output, dry mount design, for use in harsh environments.
Features:
- Rugged, finned aluminum case
- PreFloat™ stage prevents over charging
- Power factor corrected for efficient use of AC
- Intuitive diagnostic screens
- User defined charge profiles and customizable settings
- Provides charging for up to three battery banks
- Large, bright display
- Multi-language: English, French, German, Italian, Spanish
- Charge Coordination with Blue Sea Systems Automatic Charging Relays (ACR) controls ACR state ensuring proper float stage for each battery
- Battery Temperature Compensation - adjusts charge voltage based on battery temperature
- AC over and under voltage shut down and automatic restart
- Over and under battery temperature protection - charger will not operate if battery temperature rises above or falls below a set value
- DC over voltage and reverse polarity protection
- Surge and short circuit protection
Product Specifications
Blue Sea 7531 P12 Battery Charger - 12V DC 25A [7531] Product Specifications
| Attribute | Details |
|---|---|
| Total Output Current | 25A |
| Charging Banks | 3 |
| Charger Output - Amps | 25A |
| Charger Output Voltage | 12V DC |
| Charger Input - Voltage | 120/240V AC |
| Input AC Current | 4.5A @ 100V AC / 2.25A @ 200V AC |
| Universal AC Input Voltage | 90-265V AC |
| AC Input Frequency | 45-65Hz |
| Maximum Output Voltage | 16V DC |
| Nominal Voltage | 12V DC |
| Output Voltage Accuracy | 0.05V |
| Typical Float Voltage | 13.5V DC |
| Number of Outputs | 1 negative / 3 positive |
| Stud Size | M6 |
| Ignition Protected | Yes |
| Battery Types | AGM / Flooded Lead Acid / Gel / TPPL (Thin Plate Pure Lead) |
| Recommended Battery Bank Sizes | 330Ah Maximum (3 × Group 31) / 60Ah Minimum (2 × Group 27) |
| Screw Terminal Torque | 10 in-lb (M3) / 15 in-lb (M4) |
| Stud Torque | 80 in-lb (9.04 Nm) |
| Minimum Operating Temperature | -20° C |
| Maximum Operating Temperature | 70° C |
| Minimum Storage Temperature | -30° C |
| Maximum Storage Temperature | 80° C |
| Warranty | 5 Year |
| Height | 13.03" (330.96 mm) |
| Width | 8.46" (214.88 mm) |
| Depth | 3.66" (92.96 mm) |
| Weight | 13.00 lb (5.9 kg) |
| Portable | No |
| Box Dimensions | 7"H x 11"W x 18"L |
| Shipping Weight | 10 lbs |
| UPC | 632085075316 |
WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
Product Manual
Owner's Manual (pdf)
Brochure (pdf)
Product Warranty
Blue Sea Systems Product Warranty
Blue Sea Systems stands behind its products for as long as you own them. Blue Sea Systems will replace or issue a credit for any of its products found to be defective in materials or manufacture. P12 Battery Chargers, P12 Remote Displays, BatteryLink Chargers, Sure Eject AC Disconnects, M2 OLED Digital Meters and Mini OLED Digital Meters are warranted for a period of five years from the date of first purchase.
All other Digital Meters are warranted for a period of three years from the date of first purchase. No compensation will be allowed for products not returned to Blue Sea Systems for analysis, nor will compensation be made for labor required to replace any defective product. Please contact Customer Service for an RMA number prior to shipping any product back to Blue Sea Systems.
Product FAQs
N/A




















