KF Solar 51.2V 400Ah LiFePO4 Home Energy Storage Battery
Product Overview
The KF Solar 51.2V 400Ah LiFePO4 Battery is a high-capacity residential and commercial energy storage solution designed for solar energy systems, off-grid applications, and hybrid grid installations. Equipped with an intelligent BMS and advanced LiFePO4 technology, it delivers exceptional safety, long cycle life, and reliable backup power performance.
Key Features
- High-capacity 20.48kWh LiFePO4 battery system
- 51.2V nominal voltage, 400Ah capacity
- Intelligent integrated Battery Management System (BMS)
- Long service life with up to 6,000 charge/discharge cycles
- Compatible with off-grid and hybrid solar systems
- CAN and RS485 communication interfaces
- Rack-mounted design for easy installation
- High safety and thermal stability
- Suitable for residential and commercial energy storage
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | KF Solar |
| Model Number | KF-051280A-B-GBP2 |
| Battery Chemistry | LiFePO4 |
| Battery Capacity | 20.48kWh |
| Nominal Voltage | 51.2V |
| Nominal Capacity | 400Ah |
| Cycle Life | 6,000 Cycles |
| System Type | Rack-mounted |
| Output Power Range | 5–10kW |
| Grid Connection | Off-grid / Hybrid Grid |
| Communication Port | CAN, RS485 |
| Operating Temperature | -20°C to 55°C |
| Weight | 145kg |
| Dimensions (L×W×H) | 56 × 19.8 × 153.6 cm |
| BMS | Intelligent Integrated Battery Management System |
| Chargeable | Yes |
Applications
- Residential Solar Energy Storage
- Home Backup Power Systems
- Hybrid Solar Installations
- Off-Grid Power Systems
- Commercial Energy Storage Projects
- Renewable Energy Solutions
Advantages
- Enhanced safety with LiFePO4 technology
- Excellent cycle performance and long lifespan
- Intelligent battery monitoring and protection
- High energy density for efficient storage
- Reliable power supply during grid outages
- Scalable for various energy storage requirements
Energy Capacity: 20.48kWh
Nominal Voltage: 51.2V
Battery Capacity: 400Ah
Cycle Life: Up to 6,000 Cycles
Application: Home Energy Storage & Solar Power Systems








