DC Home Storage Battery 51.2V / 5.12 kWh by UZ Energy

Reliable Home Energy Storage for a Sustainable Future

The DC Home Storage Battery 51.2V / 5.12 kWh by UZ Energy is a next-generation energy storage system designed to meet the needs of modern households. Built with Tier-One LiFePO₄ cells and an advanced BMS, it delivers dependable, safe, and efficient energy when you need it most.

Perfect for renewable energy integration, backup during outages, or off-grid living, this system enhances your home’s energy resilience and long-term sustainability.

Key Features

• ✅ Most-Safe LiFePO₄ Chemistry — Stable, non-flammable, and maintenance-free.

• ✅ Compact 3U Rack Design — Easy to install, space-saving solution.

• ✅ High Power Yield — Supports 100A / 5 kW output per unit.

• ✅ Advanced BMS Control — With active balancing for longer life.

• ✅ Scalable & Flexible — Connect up to 16 units in parallel.

• ✅ Blackout & Emergency Backup — Keep essential loads running.

• ✅ Long Lifespan — 6000+ cycles, 10-year warranty.

Specifications 

• Model: L051100-B
• Cell Type: LiFePO4
• Rated Energy: 5.12 kWh
• Rated Voltage: 51.2 V
• Rated Capacity: 100 Ah
• Working Voltage Range: 44.8 V – 58.4 V
• Max Parallel Quantity: 32 sets, 163.84 kWh
• Rated Charge / Discharge Current: 60 A, 0.6C
• Max. Continuous Discharge Current: 100 A, 1C
• Dimensions (WDH): 440530132 mm (±5) / 17.3220.875.20 in (±5)
• Weight: ~99.2 lbs / ~45 kg
• Operating Temperature:

• Charge: -10 °C – 55 °C / 14 °F – 131 °F

• Discharge: -20 °C – 55 °C / -4 °F – 131 °F

• Storage Temperature: -20 °C – 55 °C / -4 °F – 131 °F

• Altitude: ≤ 2,000 m / 6,562 ft
• Communication: CAN / RS485 / Dry Contact / Wi-Fi Stick
• Cycle Life: 6,000 cycles [*1]
• Fire Extinguisher in Pack: Yes
• Heating Film in Pack: Yes
• Warranty: 10-Year
• IP Rating: IP20
• Certification: UL 1973 / UL 9540A / UN 38.3

Technical Highlights

• Capacity: 5.12 kWh usable energy

• Nominal Voltage: 51.2V (48V class)

• Continuous Output: 100A / 5 kW (assigned condition)

• Cycle Life: 6000+ cycles @ 80% DoD

• Warranty: 10 years

• Operating Temp: –15°C to 55°C (5°F – 131°F)

• Certifications: CE, UN38.3, ICE

• Enclosure: IP65 rated for indoor or semi-outdoor installs

Applications

• 🏠 Home Energy Backup — Keep lights, Wi-Fi, and appliances running during outages.

• ☀️ Renewable Energy Storage — Store excess solar/wind power for nighttime or cloudy days.

• 💲 Energy Cost Savings — Charge off-peak, use on-peak to cut electricity bills.

• 🌲 Off-Grid Living — Reliable, autonomous storage for cabins and off-grid homes.

Why Choose UZ Energy?

• Built with Tier-One LFP cells for maximum safety & performance.

• Smart BMS with active balancing protects and optimizes the system.

• Modular, future-proof design grows with your energy needs.

• Supported by U.S.-based technical service and 10-year warranty.

Included in the Box

• 1× UZ Energy DC Home Storage Battery (51.2V / 5.12 kWh)

• Control box with BMS communication ports

• Power & communication harness

• User manual & warranty documentation

Downloads 

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