5.12kWh IP65 Wall-Mounted LiFePO4 Battery for Home Energy Storage
· 5.12kWh Usable Energy Capacity
· 51.2V 100Ah LiFePO4 Battery
· Supports Up to 10 Units in Parallel (51.2kWh)
· IP65 Protection for Indoor & Outdoor Installation
· Compatible with Leading Hybrid Inverters
· Built-in Smart BMS Protection
· 6000+ Cycle Life
· RS485 / CAN / Optional WiFi Communication
· 5.12kWh Usable Energy Capacity
· 51.2V 100Ah LiFePO4 Battery
· Supports Up to 10 Units in Parallel (51.2kWh)
· IP65 Protection for Indoor & Outdoor Installation
· Compatible with Leading Hybrid Inverters
· Built-in Smart BMS Protection
· 6000+ Cycle Life
· RS485 / CAN / Optional WiFi Communication
Reliable Home Battery Storage for Solar Energy Systems
Designed for Solar Self-Consumption, Backup Power and Energy Independence
PB-5.1 is a 51.2V 100Ah LiFePO4 battery designed for residential solar energy storage, backup power, and self-consumption applications. With 5.12kWh usable energy capacity and support for up to 10 batteries in parallel, it provides flexible storage expansion up to 51.2kWh to meet evolving household energy needs. Built with advanced lithium iron phosphate (LFP) cells and an intelligent Battery Management System (BMS), PB-5.1 delivers exceptional safety, long cycle life, and reliable performance. Its IP65-rated enclosure supports both indoor and outdoor installation, while compatibility with leading hybrid inverters ensures seamless integration into residential solar energy systems.
Reliable Home Battery Storage for Solar Energy Systems
Designed for Solar Self-Consumption, Backup Power and Energy Independence
PB-5.1 is a 51.2V 100Ah LiFePO4 battery designed for residential solar energy storage, backup power, and self-consumption applications. With 5.12kWh usable energy capacity and support for up to 10 batteries in parallel, it provides flexible storage expansion up to 51.2kWh to meet evolving household energy needs. Built with advanced lithium iron phosphate (LFP) cells and an intelligent Battery Management System (BMS), PB-5.1 delivers exceptional safety, long cycle life, and reliable performance. Its IP65-rated enclosure supports both indoor and outdoor installation, while compatibility with leading hybrid inverters ensures seamless integration into residential solar energy systems.
 |
IP65 Indoor & Outdoor Installation Built with an IP65-rated enclosure for reliable operation in indoor and outdoor residential environments. |
| Wide Inverter Compatibility Compatible with leading hybrid inverter brands through CAN and RS485 communication for seamless system integration. |
 |
|
IP65 Indoor & Outdoor Installation Built with an IP65-rated enclosure for reliable operation in indoor and outdoor residential environments. |
| Wide Inverter Compatibility Compatible with leading hybrid inverter brands through CAN and RS485 communication for seamless system integration. |
|
Technical Specifications
| Model | PB-5.1 |
| General | |
| Nominal Energy | 5.12kWh |
| Usable Energy | 5.12kWh |
| Scalability | Max.10 in Parallel(51.2kWh) |
| Dimension(W*H*D) | 480*700*150mm |
| Weight | ~58.5Kg |
| Installation | Wall Mounted/Floor Installation |
| Cell Type | LFP |
| Design Life | 10 Years |
| Electrical | |
| Nominal Voltage | 51.2V |
| Operating Voltage Range | 43.2V~56.8V |
| Max.Power | 5kW |
| Peak Discharge Power | 6kW for 1 sec |
| Operation | |
| Charge Temperature | 0°C~45°C |
| Discharge Temperature | -10°C~45°C |
| Storage Temperature | -20°C~45°C |
| Relative Humidity | 5%~95%（No Condensation） |
| Altitude | ≤2000m |
| Ingress Protection | IP65 |
| Communication Interface | RS485,CAN,WiFi（Optional） |
| Certification | UN38.3,UL1973,EN61000-6-1,EN61000-6-3,IEC62619 |
| Compatible inverter | BST,Victron,Goodwe,Solis,Sofar,Deye,Voltronic |
| Model | PB-5.1 |
| General | |
| Nominal Energy | 5.12kWh |
| Usable Energy | 5.12kWh |
| Scalability | Max.10 in Parallel(51.2kWh) |
| Dimension(W*H*D) | 480*700*150mm |
| Weight | ~58.5Kg |
| Installation | Wall Mounted/Floor Installation |
| Cell Type | LFP |
| Design Life | 10 Years |
| Electrical | |
| Nominal Voltage | 51.2V |
| Operating Voltage Range | 43.2V~56.8V |
| Max.Power | 5kW |
| Peak Discharge Power | 6kW for 1 sec |
| Operation | |
| Charge Temperature | 0°C~45°C |
| Discharge Temperature | -10°C~45°C |
| Storage Temperature | -20°C~45°C |
| Relative Humidity | 5%~95%（No Condensation） |
| Altitude | ≤2000m |
| Ingress Protection | IP65 |
| Communication Interface | RS485,CAN,WiFi（Optional） |
| Certification | UN38.3,UL1973,EN61000-6-1,EN61000-6-3,IEC62619 |
| Compatible inverter | BST,Victron,Goodwe,Solis,Sofar,Deye,Voltronic |
Talk to Our Energy Storage Experts
Looking for product pricing, OEM/ODM solutions, distributor cooperation, or project support? Submit your inquiry and our team will respond within 24 hours.
Copyright © 2026 BST POWER. All rights reserved.