HANO HN4-B 4kWh Residential Low Voltage Home Energy Storage Lithium Battery Pack
Premium A-Grade Cells
High safety, eco-friendly, and built for a long cycle life.
Intuitive User Interface
Easy-to-use built-in screen for seamless monitoring and control.
Deep Customization
Tailored to your specific needs with flexible and easy expansion.
Parallel Operation
Supports connecting multiple batteries in parallel for expanded capacity.
- Overview
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| Category | Parameter | Value |
| Model | LiFePO4 | HN4-B |
| Electrical Characteristics | Nominal Voltage | 12.8V |
| Nominal Capacity | 314Ah (Cs,25℃) | |
| Energy | 4019Wh | |
| Internal Resistance | ≤20mΩ | |
| Cycle Life | >6000 cycles @0.2C 100%DOD | |
| Months Self Discharge | <3% | |
| Standard Charge | Efficiency of Charge | 100% @0.2C |
| Efficiency of Discharge | 96~99% @1C | |
| Charge Voltage | 14.6 ± 0.2V | |
| Charge Mode | 0.2C to 14.6V, then 14.6V, charge current 0.02C (CC/CV) | |
| Charger Current | 150A | |
| Max. Charge Current | 200A | |
| Standard Discharge | Charge Cut-off Voltage | 14.8V ± 0.2V |
| Continuous Current | 150A | |
| Max. Pulse Current | 200A | |
| Environmental | Discharge Cut-off Voltage | 10V |
| 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 | IP21 | |
| Mechanical | Cell & Method | 3.2V/314AH-4S1P |
| Case | Metal case | |
| Dimensions (W*D*H)(mm) | 400/160/520 | |
| Weight (lbs./kg.) | 42Kg | |
| Terminal | 200A through terminal | |
| Protocol (optional) | RS485/CAN | |
| BMS | 4S200A |


Main selling points
Our Wall Mounted Series offers versatile high-voltage and low-voltage stacking options, empowering users to freely customize battery capacity with exceptional scalability. Engineered with premium A-grade LiFePO4 cells, the system delivers a robust cycle life of over 6,000 cycles. It features a built-in BMS equipped with active balancing technology, which optimizes cell consistency and maximizes usable capacity while providing comprehensive safety protection. Supporting RS485, RS232, and CAN communication protocols, the system ensures seamless integration with various mainstream energy storage inverters to meet diverse user needs.
Brief selling points
Premium A-Grade Cells
High safety, eco-friendly, and built for a long cycle life.
Intuitive User Interface
Easy-to-use built-in screen for seamless monitoring and control.
Deep Customization
Tailored to your specific needs with flexible and easy expansion.
Parallel Operation
Supports connecting multiple batteries in parallel for expanded capacity.
Product Brief Introduction
Comprehensive Product Description
Field technicians will love how this Low-Voltage Home Energy Storage System simplifies on-site deployment and setup. It features a bright, built-in interactive screen interface that displays real-time voltage, capacity tracking, and alarm logs, removing the need for external diagnostic tools during routine site audits. HANO manufactures this Wall Mounted Solar Battery Pack with an industrial-grade open-protocol communications card supporting standard RS485 and CAN communication channels. This ensures true plug-and-play compatibility with mainstream hybrid energy storage inverters across different regional wholesale markets.
Key Structural Features
Technical Advantages & Deep Expert Analysis
Additionally, the integrated 4S 200A BMS Protection Battery core uses proactive cell-balancing telemetry. Instead of using basic passive resistors that turn excess power into waste heat and create localized thermal hot spots, HANO utilizes advanced active balancing circuitry. This architecture shifts charge dynamically across the 4S cell configuration (3.2V per cell in series), ensuring all cells age at the exact same rate. Operating smoothly across a wide discharge thermal window of -20°C to 60°C, this advanced A-Grade LiFePO4 Wall Mounted Battery setup helps solar firms significantly reduce warranty claims and field replacement overheads.
Target Scenario Applications
Emergency Microgrid Backup: Functions as a highly responsive Parallel Residential Lithium Battery Bank cluster in geographic zones prone to storm damage or regular utility shedding, protecting essential home equipment.
Commercial Tariff Shaving: Allows light commercial properties, workshop garages, and retail spaces to charge this efficient Low-Voltage Home Energy Storage System during off-peak times and discharge it during peak billing hours.
B2B Commercial Value
Because HANO uses an open, highly compatible protocol firmware configuration, this clean Wall Mounted Solar Battery Pack integrates smoothly with the top hybrid inverters in global markets. Backed by solid international compliance testing documentation, including CE, IEC62619, UN38.3, UL1973, and FCC standards, HANO ensures your importing and technical compliance teams can fast-track local utility permits and pass customs inspections smoothly.