The Powerwall Lithium Battery uses EVE and BYD battery cells, which are in high reliability and have long service time with 5 capacity options: 2.5kwh 5kwh 7.5kwh 10kwh, and 15kwh. The Battery built-in BMS protection supports simultaneous communication and docking with multiple inverter brands.
Many solar product agents and energy storage system distributors, wholesalers, and retailers place orders from us once and once again for the power wall lithium batteries.
15kWh Powerwall Lithium Battery – 51.2V 300Ah | Grade A LiFePO4 for Residential & Commercial Energy Storage
Reliable. Scalable. Intelligent.
Upgrade your energy independence with our 15kWh Powerwall Lithium Battery, engineered with high-performance Grade A LiFePO4 (Lithium Iron Phosphate) cells. Designed for durability and long lifecycle, this 51.2V 300Ah battery is the ideal choice for B2B clients seeking robust solutions for home solar systems, commercial backup power, and off-grid energy storage applications.
High Capacity & Power: 15kWh capacity with 51.2V 300Ah output for sustained, stable performance.
Grade A LiFePO4 Cells: Ensures maximum safety, reliability, and longevity—>6000 cycles @80% DOD.
Intelligent BMS (Battery Management System): Built-in smart BMS with protections against overcharge, over-discharge, overcurrent, and temperature fluctuations.
Wall-Mounted Design: Sleek and space-saving Powerwall form factor ideal for indoor or outdoor installation.
Expandable & Scalable: Supports parallel connection of multiple units to meet larger energy demands.
Maintenance-Free: Plug-and-play system designed for effortless installation and low maintenance.
Eco-Friendly & Safe: Non-toxic, thermally stable chemistry with no risk of thermal runaway.
Nominal Voltage: 51.2V
Capacity: 300Ah / 15kWh
Cycle Life: ≥6000 cycles (at 80% DOD)
Max Continuous Discharge: 150A
Charging Voltage: 56.8V
Communication Ports: CAN / RS485
Operating Temperature: -20°C ~ 60°C
Certification: CE, UN38.3, MSDS, RoHS
Home Solar Energy Storage Systems
Commercial and Industrial Backup Solutions
Microgrid and Off-grid Installations
Telecom Base Stations & Data Centers
OEM/ODM Support & Global Shipping Available
We support customized branding, labeling, and packaging for volume orders. Whether you’re a solar system integrator, energy solution provider, or industrial distributor, our Powerwall Lithium Battery delivers reliable, scalable energy solutions for your market.
| Electrical Characteristics | Nominal Voltage | 51.2V |
| Nominal Energy | 300Ah (C5, 25℃） | |
| Energy | 15360Wh | |
| Internal Resistance | ≤500mΩ | |
| Cycle Life | ＞6000 cycles @0.2C | |
| Months Self Discharge | ＜3% | |
| Efficiency of Charge | 100% @0.2C | |
| Efficiency of Discharge | 96~99% @1C | |
| Standard Charge | Charge Voltage | 58.4±0.2V |
| Charge Mode | 0.2C to 29.2V, then 29.2,charge current 0.02C(CC/CV) | |
| Charge Current | 20A | |
| Max. Charge Current | 50A | |
| Charge Cut-off Voltage | 59.2V±0.2V | |
| Standard Discharge | Continuous Current | 100A |
| Max. Pulse Current | 150A(＜3S) | |
| Discharge Cut-off Voltage | 43.2V | |
| Environmental | Charge Temperature | 0 ℃ to 45 ℃(32F to 113F)@60+25% Relative Humidity |
| Discharge Temperature | -20 ℃ to 60 ℃(-4F to 140F)@60+25% Relative Humidity | |
| Storage Temperature | 0 ℃ to 40 ℃(32F to 104F)@60+25% Relative Humidity | |
| Water Dust Resistance | ||
| Mechanical | Cell & Method | 13161227-3.2V50AH-16S6P |
| Plastic Case | 6U standard case | |
| Dimensions(in./mm.) | 482*570*270 mm | |
| Weight (lbs./kg.) | 112Kg | |
| Terminal | 100A Connector | |
| Protocol (optional) | RS485/CAN | |
| BMS | 16S100A |
UNIT A17, 29/F., LEGEND TOWER, NO.7 SHING YIP STREET, KWUN TONG, KOWLOON, HONG KONG 999077
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