BST POWER 15KWh 51.2v 300Ah Solar Off-Grid Battery Backup For Residential Energy Storage System

15KWh 51.2v 300Ah Solar Off-Grid Battery Backup For Residential Energy Storage System

Residential solar energy storage with different specification could be customized.

  • Modular Scalability: Supports parallel connections to expand capacity up to 15kWh, adapting to household energy demands.
  • Advanced Safety: Integrated smart BMS prevents overcharge, overheating, and short circuits, compliant with UN38.3 and IEC62619 certifications.
  • Robust Performance: Operates efficiently in -20°C to 60°C environments, featuring IP65-rated protection for dust/water resistance.
  • Eco-Friendly Design: Non-toxic LiFePO4 chemistry reduces environmental impact compared to lead-acid batteries.
Descriptions

15KWh 51.2v 300Ah Solar Off-Grid Battery Backup For Residential Energy Storage System Detail

BST POWER’s 51.2V 300Ah LiFePO4 battery is a high-performance solution for residential solar energy storage, designed to deliver 15.36kWh capacity (51.2V × 300Ah). Engineered with A-grade LiFePO4 cells, it ensures 6,000+ cycles at 80% depth of discharge (DoD), providing over 10 years of reliable service with minimal capacity degradation.

 

15KWh 51.2v 300Ah Solar Off-Grid Battery Backup For Residential Energy Storage System Standard

Model BST51300H Continuous Charge 30A~100A
Nominal Voltage / Discharge Voltage Range 48V (51.2V) Maximum Continuous Charge 100 A
Nominal Capacity 300Ah Continuous Discharge Current 200A
Stored Energy 15360Wh Maximum Continuous Discharge Current Peak 300A 30s
Weight 175KG / 385.81 lbs Cycle Life ≥4000 Cycles
Dimension(L×W×H) 470*270*750 mm
18.5 x 10.62 x 29.5 inch
Casing Material Steel
Charge Temperature Range 32°F~131°F
(0°C ~ 55°C)
Compatible inverter Huawei、Sungrow、Sungrow、Goodwe、Riyueyuan、Deye
Discharge Temperature Range -4°F~131°F
( -20°C ~ 55°C)
Safety Features BMS, Over Charge/Discharge,
Low/High Temp Cut-off,
Over Current, Short Circuit

15KWh 51.2v 300Ah Solar Off-Grid Battery Backup For Residential Energy Storage System Customization

Applications:

Ideal for off-grid solar systems, emergency backup, and peak-shaving, this battery integrates seamlessly with inverters via CAN/RS485 communication. Its plug-and-play design requires no maintenance, eliminating traditional lead-acid battery hassles like watering or equalization.

 

​​Fast Charging:

Supports 100A continuous current for rapid energy replenishment.

 

Compact Design:

Wall-mountable and floor-standing configurations save space

BST POWER’s system prioritizes sustainability and safety, making it a top choice for grid-independent living. For specifications, refer to OEM partners or certified distributors.

Ready To Get Started for Your Business?

No need to wait, just tell us what you need today to make your idea become real.

Related Products

Menu

Get a Quick Quote

You can get a price or send us any questions to get any information you would like to know, and we will reply to you as soon as possible.

Update cookies preferences