SMTE PowerGem Plus 14.3kWh 51.2V 280Ah LiFePO4 Lithium Battery – Floor & Wall Mount Solar Energy Storage (Max 32 Parallel)

Power your home, large estate, or commercial facility with the PowerGem Plus 14.3kWh 51.2V 280Ah LiFePO4 Lithium Battery. Engineered with ultra-safe Lithium Iron Phosphate (LFP) chemistry and an active-balancing Smart BMS, this high-capacity low-voltage unit delivers 14.3kWh of dependable energy storage to protect against outages and maximize solar self-consumption. Featuring 0.5C continuous charge/discharge capability, massive plug-and-play parallel scalability up to 32 units without extra hardware, auto-addressing setup, and dual floor-standing or wall-mounting installation options, it provides reliable long-term energy independence.

Key Features & Benefits

• High-Density 14.3kWh / 280Ah Capacity: Supplies 51.2V nominal power to reliably run heavy household loads, commercial circuits, and critical backup systems.

• Ultra-Safe LFP Chemistry: Premium Lithium Iron Phosphate cells ensure superior thermal stability, long service life, and safe indoor operation backed by a 10-year warranty.

• Massive Parallel Scalability (Up to 32 Units): Connect up to 32 modules in parallel without requiring extra combiner hardware to scale total storage up to 457.6kWh.

• Smart Master/Slave Auto-Addressing: Simplifies commissioning and multi-unit installation with automated master-slave address recognition.

• Smart Active-Balancing BMS: Low self-consumption management system actively balances cell charging while guarding against over-discharge, overcharge, overcurrent, and thermal risks.

• Wide Inverter Compatibility & Monitoring: Built-in CAN and RS485 communication protocols offer seamless integration with leading hybrid inverters alongside remote maintenance and flexible OTA upgrades.

• Flexible 2-in-1 Mounting: Adaptable white steel enclosure features heavy-duty base floor brackets, wall-mounting support, recessed side carry handles, and a central vertical LED status bar.

Technical Specifications

Battery Performance & Capacity

• Model: PowerGem Plus

• Cell Chemistry: Lithium Iron Phosphate (LFP / LiFePO4)

• Rated Energy / Power: 14.3 kWh

• Rated Capacity: 280 Ah

• Rated Voltage: 51.2 V

• Charge Voltage: 56.5 V

• C-Rating: 0.5C Continuous

Current & Output Parameters

• Max. Charge Current: 140 A

• Max. Discharge Current: 150 A

• Peak Discharge Current: 160 A @ 15s | 180 A @ 0.5s

• Scalability: Max. 32 Units in Parallel (No Additional Hardware Required)

System, Environmental & Mechanical Data

• Communication Ports: CAN / RS485

• Monitoring & Upgrades: Remote Monitoring, Diagnostics & Flexible Cloud Firmware Upgrades

• Ingress Protection: IP20 (Indoor Installation)

• Operating Temperature: -20°C to +55°C

• Storage Temperature: -10°C to +35°C

• Operating Humidity: 5% to 85% Non-Condensing

• Installation Options: Floor-Standing (with Angled Base Feet) or Wall-Mounting

• Warranty: 10-Year Manufacturer Warranty