WELION LITHIUM BATTERY 280A 25.6V 7.5WH – ECO

Welion Eco 25.6V 280Ah Lithium Battery (7.5Wh)

The Welion Eco 25.6V 280Ah Lithium Battery is a high-capacity LiFePO₄ energy storage solution engineered for demanding residential, commercial, and industrial power applications. With a total usable energy of 7168Wh, this battery delivers exceptional performance, long service life, and maximum safety for modern energy systems.

Powered by advanced lithium iron phosphate (LiFePO₄) cell technology, the Welion Eco series ensures superior thermal stability, high discharge capability, and consistent energy output. Its maintenance-free design and intelligent Battery Management System (BMS) make it an ideal choice for solar energy storage, UPS systems, telecom infrastructure, and off-grid or hybrid installations.

Key Features & Benefits

• High Energy Storage: 7168Wh capacity (25.6V / 280Ah) for extended backup time

• Long Cycle Life: Up to 6000 cycles at 80% Depth of Discharge (DoD)

• Advanced Built-in BMS: Full protection against over-charge, over-discharge, over-current, short circuit, and temperature variations

• Strong Discharge Performance:

  • Max continuous discharge current: 150A

  • Peak discharge current: 200A

• Efficient Charging: Recommended charge current of 50A

• High Efficiency: >98% round-trip efficiency with less than 3% monthly self-discharge

• Maintenance-Free: No watering, no acid, no routine servicing required

• Smart Monitoring: Bluetooth/App monitoring for real-time battery status

• Scalable Design: Supports up to 16 batteries in parallel (series connection not allowed)

Technical Specifications

• Battery Chemistry: LiFePO₄ (Lithium Iron Phosphate)

• Nominal Voltage: 25.6V

• Nominal Capacity: 280Ah

• Energy Capacity: 7168Wh

• Voltage Window: 21.6V – 29.2V

• Recommended Charge Voltage: 28.8V

• Maximum Charge Voltage: 29.2V

• Recommended Discharge Voltage: 22.4V

• Cut-Off Voltage: 21.6V

• Dimensions (L × W × H): 470 × 197.4 × 600 mm

• Weight: 60.5 kg

• Operating Temperature:

  • Discharge: -20°C to 60°C

  • Charge: 0°C to 55°C

• Storage Temperature: -20°C to 45°C

• Communication Interface: RS485 (CAN optional)

• Display: LCD Screen

• Case Material: SPCC steel enclosure

Applications

The Welion Eco 25.6V 280Ah Lithium Battery is suitable for a wide range of applications, including:

• Solar and renewable energy storage systems

• Residential and commercial backup power

• UPS and critical power systems

• Telecom and broadband infrastructure

• Industrial equipment and automation

• Off-grid, hybrid, and mobile energy solutions

Why Choose Welion Eco?

Welion Eco lithium batteries are designed to meet international safety and quality standards while delivering high efficiency, durability, and reliability. With intelligent protection, strong discharge capability, and long cycle life, the 25.6V 280Ah model is an excellent investment for users seeking powerful and scalable energy storage.