The Future of Home Energy: JM's 20kWh Home Battery System

With a decade of expertise in lithium/sodium-ion battery production, our Dongguan factory proudly presents the 51.2V 400Ah (20kWh) home battery system - engineered to power American homes through outages and maximize solar investments.

Technical Specifications
✔ Voltage/Capacity: 51.2V 400Ah (20.48kWh usable)
✔ Chemistry: LiFePO4 with 7000+ cycles
✔ Dimensions: 1048.5*259*839.9mm (floor-standing)
✔ Weight: 170kg with industrial-grade casing

Smart Features
• Solar Integration: 200V max PV input
• AI-Powered BMS: Predictive maintenance alerts
• Modular Expansion: Stack up to 80kWh
• Extreme Weather: -20°C to 60°C operation

Real American Home Case Studies

Case 1: California Solar Family

• Family Profile: 4-bedroom home with 15kW solar array
• Installation: 2×20kWh units (40kWh total)
• Results:
  ✓ 92% solar self-consumption
  ✓ Survived 3-day blackout
  ✓ ROI achieved in 5.2 years

Case 2: Texas Storm Preparedness

• Home Profile: 3,200 sqft suburban house
• Configuration: 1×20kWh + generator hybrid
• Performance:
  ✓ 18hrs AC runtime during outages
  ✓ 47% reduction in peak demand charges
  ✓ Remote monitoring via mobile app

Why Professionals Choose Our Home Backup Battery

Safety Engineering

• 9-protection BMS (including arc fault detection)
• Aircraft-grade aluminum enclosure
• V0 fireproof materials

Intelligent Management

• 96% round-trip efficiency
• Time-of-use optimization
• Grid services compatibility

Factory Certifications

• UL9540, IEC62619, CA Rule21 compliant
• 100% cycle tested before shipment

Comparison Guide

Installation Options

• Garage/Shed/Basement mounting
• Outdoor-rated models available
• Certified installer network

Limited-Time Offer
Free shipping + 5% discount for first 50 US orders

Contact Our Home Battery Specialists
📧 operation@jmenergytech.com
🌐 www.jmbatteries.com