JM 51.2V 20kWh Solar Batteries for Home - The Ultimate Home Battery Backup Solution
Revolutionizing Home Energy: JM's 51.2V 400Ah Solar Battery System
For over a decade, our Dongguan-based battery factory has been pioneering advanced energy storage technologies. Today, we proudly introduce our flagship 20kWh home battery backup system - engineered specifically for modern solar-powered households.
Key Product Specifications
✔ Voltage/Capacity: 51.2V 400Ah (20.48kWh usable)
✔ Battery Chemistry: LiFePO4 with 8000+ cycles
✔ Dimensions: 1048.5*259*839.9mm (floor-standing)
✔ Weight: 172kg with reinforced chassis
Cutting-Edge Features
• Solar-Ready Design: 200V max PV input with MPPT
• Smart Monitoring: App control + LED display
• Expandable Capacity: Parallel up to 4 units (80kWh total)
• All-Weather Performance: -20°C to 60°C operation
Why Choose Our Solar Batteries for Home?
1. Military-Grade Safety
- Multi-layer protection (overcharge/discharge/short circuit)
- IP55 waterproof enclosure
2. Intelligent Energy Management
- 95% round-trip efficiency
- Peak shaving capability
3. Factory Direct Advantages
• 10-Year Warranty: Industry-leading coverage
• R&D Strength: 15% annual revenue reinvestment
• Production Capacity: 4,000+ units/month
Technical Comparison
| Feature | JM 20kWh System | Competitor Average |
|---|---|---|
| Cycle Life | 8,000+ cycles | 6,000 cycles |
| DoD | 90% recommended | 80% recommended |
| Warranty | 10 years | 5-7 years |
Installation Scenarios
- Solar Pairing: Stores excess solar generation
- Off-Grid Living: Complete energy independence
- Emergency Backup: Powers essentials during outages
Certifications & Compliance
- UN38.3, IEC62619, CE,
- RoHS compliant materials
Global Shipping Available
• Standard lead time: 15 days
• OEM/ODM services
Upgrade Your Home Energy Today
Experience the future of solar batteries for home with our 51.2V 400Ah home battery backup system. Contact our energy specialists for customized solutions:
📧 operation@jmenergytech.com
🌐 www.jmbatteries.com
