HEARTH · Residential Energy Storage

5kWh Residential Battery

Model · ZT-RESS-LV-WM-5K-G7

A 5.12kWh LFP home energy-storage battery with ≥8000 cycles at 80% DOD and 50A continuous charge / discharge.

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Key features

LFP lithium-iron-phosphate cells
≥8000 cycles @ 80% DOD
50A continuous charge / discharge; 100A peak
CAN / RS485 communication; optional Bluetooth
Built-in WiFi monitoring through the supported app
Compatible with micro-inverters
Real-time battery health monitoring and remote fault diagnosis
Wall-mount / floor-standing installation

Applications

Residential energy storage
High-power home loads
Micro-inverter-compatible energy storage

Installation information

Designed for indoor use with IP21 protection. The specification table lists wall-mounted installation; the feature page also supports floor-standing installation. Natural convection cooling. Power derating is required above 2000m. Mounting hardware, clearances and wiring procedures are not provided in this datasheet; request the installation manual.

Technical specifications

Battery & performance

Model: ZT-RESS-LV-WM-5K-G7
Battery Type: LFP
Cell Capacity: ≥100.0 Ah
Capacity: 5.12 kWh
Nominal Voltage: 51.2 V
Max. Charge Current: 50 A
Max. Discharge Current: 50 A
Peak Current: 100 A
Cycle Life: ≥8000 cycles @ 80% DOD

Communication & installation

Communication: CAN / RS485 (Bluetooth Compatibility)
WiFi Connectivity: Built-in WiFi
Dimensions: 418 × 170.5 × 667 mm
Weight: 47 ± 2 kg
Installation Method: Wall-mounted
Cooling Method: Natural Convection
Protection Rating: IP21

Operating & storage conditions

Operating Temperature: Charge: 0 ~ 55 °C; Discharge: -20 ~ 55 °C
Storage Temperature: 0 ~ 25°C (Storage life: 10–12 months); -5 ~ 35°C (Storage life: 2–3 months)
Relative Humidity: 85±25%
Max. Operating Altitude: 4000 m, Power derating required above 2000 m

All specifications are for reference only. Dimensions and weight are approximate and subject to change as product design is finalized.