Solar Battery Home Backup
Robust and safe LiFePO₄ core featuring 51.2V nominal voltage and 100Ah cells offers stable power delivery and a lifespan of more than 15 years.
Scalable modular design enables seamless expansion from 5kWh to over 30kWh through parallel linking, compatible with both wall and floor mounting.
Slim, fanless cabinet design with natural cooling ensures silent, unobtrusive operation and maximum space efficiency in home settings.
Advanced deep discharge and solar hybrid design promotes energy self-sufficiency, lowers utility bills, and provides trustworthy backup power performance.
Residential Energy Storage System (FZ-RES-W1-5~30K)
Product Details
Achieve authentic energy freedom with Fanzai's sophisticated home storage system, built around superior LiFePO₄ batteries that grow effortlessly from 5 kWh to over 30 kWh. It delivers intelligent management for optimal daily performance and blackout protection, with flexible modular design for wall or floor mounting, ultra-quiet natural cooling, and exceptional deep-discharge capability.
Homeowners benefit from ultra-long durability exceeding 15 years, continuous real-time safety features, and effortless expansion via parallel setups — all contained in a stylish metallic case that fits seamlessly into garage or utility environments and provides significant electricity bill savings with advanced solar pairing.
The adaptable design turns residential properties into self-sufficient, eco-conscious energy powerhouses, ensuring high reliability and virtually maintenance-free use for the long term.
Product Advantages
Unfailing reliability supported by a wide voltage span of 44.8 to 57.6 Vdc.
51.2 Vdc nominal voltage provides the foundation for superior system efficiency.
Powerful and long-lasting energy storage powered by 100 Ah high-capacity cells.
Charge with complete confidence up to the maximum 57.6 Vdc charging voltage.
High-power discharge supported by a nominal current range of 80A to 160A.
Rapid and reliable charging enabled by 50A to 160A nominal current capability.
Lightweight yet formidable: weights from 45 kg to 310 kg optimized for easy handling.
Technical Parameters
Feature | FZ-RES-W1-5K |
Battery Module | FZ-RES-W1-5K |
Total Energy | 5.12 kWh |
Usable Energy | 4.86 kWh |
Configuration | 16S |
Rated Capacity | 100 Ah |
Nominal Voltage | 51.2 V |
Voltage Range | 44.8 ~ 57.6 V |
Charge Voltage | 57.6 V |
Nominal Charge Current | 50 A |
Nominal Discharge Current | 80 A |
Peak Short-circuit Current | 474.17 A |
DOD | 95% |
Cycle Life | ≥8000 cycles |
Communication Interface | CAN / RS485 / WiFi |
Max Parallel Quantity | 6 |
Cooling Method | Natural Cooling |
Installation Method | Wall-mounted / Floor-standing |
Operating Temperature (Charge) | 0 ~ 52 ℃ |
Operating Temperature (Discharge) | -15 ~ 52 ℃ |
Dimensions (H×W×D) | 640 × 420 × 160 mm |
Net Weight | 45 kg |
IP Rating | IP20 |
Protection Class | Class I |
Application | Indoor |
Certifications | UN38.3 / CE-EMC / CE-RED / CB / IEC62619 |
Application scenarios
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