🔹 Product Overview
The RPES-WM2 is a high-capacity residential energy storage system designed for wall-mounted installation in modern homes and solar applications.
Available in 5.12kWh and 10.24kWh configurations, this 51.2V LiFePO4 battery system delivers long cycle life, high efficiency, and strong inverter compatibility — making it ideal for home backup power, energy cost optimization, and solar energy storage.
Built with advanced battery management technology and scalable architecture, the RPES-WM2 provides stable, safe, and expandable home energy independence.
⚡ Key Features
✔ High Capacity Options
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5.12kWh (100Ah)
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10.24kWh (200Ah)
✔ Advanced LiFePO4 Battery Chemistry
Superior thermal stability and safety compared to traditional lithium-ion batteries.
✔ 6000+ Cycle Life
Tested at 0.2C, 80% DOD — designed for 10+ years of operation.
✔ High Energy Efficiency
98% system efficiency.
✔ Strong Discharge Capability
Max discharge current up to 100A.
✔ Inverter Compatibility
Compatible with most mainstream residential solar inverters.
✔ Parallel Expansion Support
Supports up to 16 parallel connections for larger system configurations.
✔ Optional Smart LCD, Bluetooth & WiFi
Real-time monitoring and system control.
🏠 Ideal Applications
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Residential solar energy storage
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Whole-home backup systems
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Peak shaving & time-of-use optimization
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Off-grid and hybrid solar systems
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Small commercial backup solutions
🔧 Technical Specifications
Electrical Specifications
| Specification | 5.12kWh Version | 10.24kWh Version |
|---|---|---|
| Rated Voltage | 51.2V | 51.2V |
| Rated Capacity | 100Ah | 200Ah |
| Rated Energy | 5.12kWh | 10.24kWh |
| Output Voltage Range | 43.2V – 58.4V | 43.2V – 58.4V |
| Charging Voltage | 57.6V – 58.4V | 57.6V – 58.4V |
| Cut-off Voltage | 43.2V | 43.2V |
| Max Charging Current | 100A | 100A |
| Recommended Charging Current | 50A | 50A |
| Max Discharging Current | 100A | 100A |
| Efficiency | >98% | >98% |
Mechanical Specifications
| Item | Details |
|---|---|
| Installation | Wall-Mounted |
| Dimensions | 495×540×217 mm / 495×780×217 mm |
| Weight | ≈55kg / ≈92kg |
| Operating Mode | Press Button |
Environmental Specifications
| Parameter | Range |
|---|---|
| Charging Temperature | 0°C – 55°C |
| Discharging Temperature | -20°C – 60°C |
| Storage Temperature | -10°C – 30°C |
| Humidity | 5% – 95% RH |
Durability
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Cycle Life: 6000+ cycles (0.2C, 80% DOD, 25°C)
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Design Life: 10+ years
🛡 Intelligent BMS Protection
The RPES-WM2 integrates an advanced Battery Management System (BMS) that ensures:
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Overcharge protection
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Over-discharge protection
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Short-circuit protection
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Temperature monitoring
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Current balancing
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Stable voltage control
Delivering long-term operational safety and performance stability.
🎨 Customization Options
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OEM branding
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Custom shell colors
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Capacity customization
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Smart LCD interface
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Bluetooth & WiFi integration
Designed for solar installers, distributors, and OEM partners.
🌎 Why Choose RPES-WM2?
Compared to standard home batteries, the RPES-WM2 offers:
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High energy density
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Expandable architecture (up to 16 parallel units)
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Long lifespan LiFePO4 chemistry
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Wide inverter compatibility
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High system efficiency
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Compact wall-mounted form factor
Built for modern energy-resilient homes.
❓ FAQ
Q: Can this battery power an entire home?
It depends on your load. With multiple units connected in parallel, it can support whole-home backup systems.
Q: Is it compatible with solar inverters?
Yes, it is compatible with most mainstream residential solar inverters.
Q: How many units can be connected?
Up to 16 units can be connected in parallel for expanded capacity.
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