GSL Energy 14.34kWh 51.2V 280Ah LiFePO₄ Battery – IP65 Outdoor Energy Storage (UL Certified)

The GSL Energy 51.2V 280Ah 14.34kWh LiFePO₄ Battery is a high-performance, outdoor-rated energy storage solution designed for residential, commercial, and light industrial ESS applications. Built with safe lithium iron phosphate (LFP) chemistry, this battery delivers exceptional cycle life, intelligent energy management, and reliable performance in demanding environments.

Featuring an IP65-rated enclosure, the battery is suitable for ground or outdoor installation, offering protection against dust, rain, and harsh weather conditions. Each unit integrates an independent smart BMS that actively manages charging, discharging, temperature, and system protection to ensure safe and efficient operation.

With 14.34kWh usable energy per module and support for up to 16 batteries in parallel (229kWh total), the GSL Energy battery system is highly scalable. It is compatible with most major hybrid inverters via CAN 2.0 and RS485 communication, and includes WiFi and Bluetooth monitoring for real-time system visibility.

Designed for long service life, the battery supports over 8,500 cycles at 80% depth of discharge, making it an ideal choice for solar self-consumption, backup power, and off-grid or hybrid energy systems. The product is backed by a 15-year warranty and globally recognized safety certifications.

Key Applications

• Residential solar energy storage
• Commercial & industrial (C&I) ESS
• Backup power systems
• Hybrid and off-grid solar installations
• Outdoor and ground-mounted battery systems

Key Features & Benefits

• 14.34kWh High-Capacity Module – Fewer batteries required for large systems
• 51.2V 280Ah LiFePO₄ Chemistry – Safe, stable, and long-lasting battery technology
• IP65 Outdoor-Rated Enclosure – Suitable for ground and outdoor installation
• Long Cycle Life – ≥8,500 cycles at 80% DoD
• Scalable Design – Up to 16 units in parallel (229kWh total capacity)
• Smart BMS Protection – Intelligent charge/discharge and safety management
• Wide Inverter Compatibility – Works with most hybrid inverters
• Built-in Monitoring – WiFi & Bluetooth support
• Certified & Bankable – UL1973, UL9540A, UL9540, IEC62619, CE-EMC

Technical Specifications (Summary)

• Battery Chemistry: Lithium Iron Phosphate (LiFePO₄)
• Nominal Voltage: 51.2V
• Capacity: 280Ah
• Energy: 14.34kWh
• Recommended Usable Energy: 11.47kWh (80% DoD)
• Max Parallel Units: 16 (229kWh total)
• Recommended Discharge Current: 150A
• Max Discharge Current: 200A
• Peak Current (2 min @ 25°C): 100A
• Operating Temperature:
  • Charge: 0°C to 55°C
  • Discharge: -20°C to 55°C
• Cycle Life: ≥8,500 cycles (80% EOL)
• Dimensions (W × H × D): 700 × 1050 × 200 mm
• Weight: Approx. 128.5 kg
• Communication: CAN 2.0, RS485, WiFi, Bluetooth
• Ingress Protection: IP65
• Warranty: 15 Years
• Certifications: UL1973, UL9540A, UL9540, IEC62619, CE-EMC, UN38.3, MSDS