48V 300Ah LiFePO4 15kWh Battery for Residential ESS
Worried about power outages or high electricity bills? BSLBATT's 48V 300Ah 15kWh home energy storage system delivers dependable, long-lasting backup power for your whole home. Maximize your solar energy usage, gain true energy independence, and enjoy consistent comfort. Invest in reliability, sustainability, and peace of mind with BSLBATT – your partner for smarter, cleaner home energy.
Unlock Reliable Power: 48V 300Ah 15kWh Home Battery Built to Last
Step into a new era of home energy with BSLBATT's 48V 300Ah 15kWh system. Engineered for superior performance, it pairs a high-capacity 300Ah LiFePO4 cell pack with over 8,000 cycles of life, delivering long runtime and lasting value year after year.
This means enhanced energy independence, maximizing your solar self-consumption and providing reliable backup power for longer durations. Reduce your reliance on the grid, lower electricity bills, and embrace sustainable living with confidence.
BSLBATT: Innovating for your reliable, eco-friendly home energy future, empowering you with unmatched power and peace of mind.
Why Choose BSLBATT 15kWh Battery?
Compatible with 40+ Inverters
Modular Design, Up to 491.52kWh
15.36kWh, 51.2V, 300Ah Capacity
16 Cell Pack with the Voltage 51.2V
Over 15 Years Design Life
10-year Battery Warranty
WIFI and Bluetooth Optional
Tier One A+ LiFePO4 Battery
200A Rated Continuous Discharge
Over 8,000 Cycles of Life
High Energy Density of 113.8Wh/Kg
Off-grid and On-grid Solar Systems
Specifications & Technical Details
Model: B-LFP48-300PW
Rated Capacity: 300Ah
Rated Voltage: 51.2V
Total Energy: 15.36 kWh
Cell Type: LFP - Lithium Iron Phosphate
Cycle Life: >8000 Cycles @95% DOD
Charge Current: 160A
Discharge Current: 200A
Operating Temperature Range: -20°C to 55°C
Ingress Protection: IP20
Breaking Capacity Limitations to Meet the
Whole Family's Energy Needs
Core Issues:
Range Anxiety: Traditional energy storage systems lack sufficient capacity to support the extended operation of household appliances during peak hours or power outages.
Inefficient Energy Storage: Low energy storage limits the number of charge and discharge cycles per day, making it impossible to maximize solar power utilization or take advantage of peak-off-peak electricity price differentials.
System Complexity/Mismatch: The limited selection of commercially available battery capacities makes it difficult to precisely match a household's actual electricity needs, resulting in either over- or underperformance.
BSLBATT 48V 300Ah Solution:
Extremely long battery life, no more power outage panic: With 300Ah of capacity and over 8,000 cycles of life, our LiFePO4 battery keeps your refrigerator, air conditioner, lighting, communication equipment, and more running safely for longer during a power outage. Even on rainy days, you can make better use of stored solar energy.
Store more energy per charge, improve utilization: The large 300Ah capacity allows your solar system to charge more fully during the day and run longer at night. You can reduce your reliance on utility power, significantly lower your electricity bills, and achieve a faster return on your home energy investment.
Fewer cells, higher integration: A 16S1P single-string design means simpler system integration, fewer connection points, and improved overall reliability and safety.
| Model | B-LFP48-300PW | |
| Battery Type | LiFePO4 | |
| Nominal Voltage (V) | 51.2 | |
| Cell Model (Ah) | 300 | |
| Nominal Capacity (wh) | 15360 | |
| Usable Capacity (wh) | 14592 | |
| Cell & Method | 16S1P | |
| Dimension (H*W*D) | 844*510*240 mm | |
| Weight (Kg) | 135 | |
| Discharge Voltage (V) | 47 | |
| Charge Voltage (V) | 55 | |
| Charge | Rated Current / Power | 160A / 8.192kW |
| Peak Current / Power | 210A / 10.752kW, 1s | |
| Discharge | Rated Current / Power | 200A / 10.24kW |
| Max.Current / Power | 220A / 11.264kW, 1s | |
| Peak Current / Power | 250A / 12.80kW, 1s | |
| Communication | RS232, RS485, CAN, WIFI, Bluetooth | |
| Depth Of Discharge | 95% | |
| Expansion | Up to 32 units in parallel | |
| Working Temperature | Charge | 0~55 ℃ |
| Discharge | -20~55 ℃ | |
| Storage Temperature | 0~35 ℃ | |
| Cooling Type | Nature | |
| Protection Level | IP20 | |
| Warranty | 10 Years | |
| Design Life | >15 Years (25 ℃ / 77 ℉) | |
| Cycle Life | ＞8000 cycles, 25±2 ℃, 0.5C charge, 0.5C discharge | |
