Knox Powerwall 7.1 - 51.2V 100Ah IP65 Lithium Battery

Knox Powerwall 7.1-IP65 | 51.2V 100Ah Lithium-ion Battery

Outdoor-Ready Smart Battery for Solar and Backup Energy Storage

The Knox Powerwall 7.1-IP65 is a robust lithium-ion battery system engineered for outdoor solar and backup energy applications. With a usable energy capacity of approximately 5.12kWh, this battery is ideal for demanding environments, delivering consistent performance, smart diagnostics, and long cycle life.

Protected by an IP65-rated enclosure, it resists dust and water intrusion, making it perfect for outdoor wall-mounted installations. It features a smart Battery Management System (BMS), Bluetooth diagnostics, and compatibility with a wide range of inverters.

Key Features

• Energy Capacity: ~5.12kWh (51.2V, 100Ah)

• Battery Chemistry: Lithium Iron Phosphate (LiFePO₄)

• Cycle Life: 8000+ cycles @ 80% DoD

• Mounting: Wall-mounted with IP65 protection (dust & water resistant)

• Display: LCD with Bluetooth-enabled diagnostics

• Smart BMS: Over-voltage, under-voltage, overcurrent, short-circuit, and thermal protection

• Parallel Support: Up to 15 units

• Compatibility: Works with Voltronic, Growatt, Goodwe, Deye, Victron, and others

Communication Interfaces

• To Inverter: RS485, CAN

• Battery Linking: LINK-IN & LINK-OUT

Protection & Certifications

• Certifications: UN38.3, IEC62619, MSDS

• Complete Protection Suite:

  • Overvoltage (OVP)

  • Undervoltage (UVP)

  • Overcurrent (OCP)

  • Overtemperature (OTP)

  • Short-circuit protection

Performance & Environmental Conditions

• Max Charge/Discharge Current: 100A continuous, 120A peak

• Charge Voltage Range: 55.2V – 57.6V

• End-of-Discharge Voltage: 48V

• Operating Temperature:

  • Charging: 0°C to +55°C

  • Discharging: -20°C to +60°C

• Humidity: 0% to 95% RH (non-condensing)

Technical Specifications

• Nominal Voltage: 51.2V

• Capacity: 100Ah

• Usable Energy: ≈5.12kWh

• Weight: 45–48 kg

• Dimensions (mm): 533 (W) x 500 (H) x 150 (D)