GEL121350AG-CGB battery12V135AH-gel battery for solar and wind power systems

**■FEATURES**

- Designed with flat plate, GEL electrolyte, and AGM separator technology.

- The GEL electrolyte inside the battery maintains uniformity, ensuring excellent cycle life.

- The GEL electrolyte possesses a large thermal capacity, preventing thermal runaway phenomena.

- Constructed with high-strength ABS material for the container and lid.

- Suitable for a wide temperature range (-15~45°C), with the optimal operating temperature being (20±5°C).

- Leak-proof, safe, and reliable.

- Can be used in a standing or lying position, making it convenient for transportation and installation.

- Low self-discharge rate.

**■SPECIFICATIONS**

- Nominal Voltage: 12V

- C10 Nominal Capacity: 135Ah (25°C, 10.5V)

- C5 Capacity: 108Ah (25°C, 10.5V)

- Dimensions:

  - Length: 345mm

  - Width: 172mm

  - Height: 275mm

  - Total Height: 278mm

- Internal Resistance: Approximately 5 mΩ (25°C)

- Max Short-duration Discharge Current: 2700A (25°C)

- Weight: Approximately 42.50kg

- Terminal: FP-29/RT-22

**■CHARGE**

- Using Mode:

  - Standby Use:

    - Charging Voltage: 2.275±0.025V/cell (25°C)

    - Temperature Compensation: -3.3mV/°C/cell

    - Max Charging Current: 40.5A

  - Cyclic Use:

    - Charging Voltage: 2.45±0.05V/cell (25°C)

    - Temperature Compensation: -5mV/°C/cell

**■STORAGE**

- Batteries should be stored in a dry, clean warehouse with good ventilation.

- Avoid direct sunlight and proximity to heat sources (such as radiators), maintaining a distance greater than 1m.

- Keep batteries away from any toxic gases and organic solvents.

- The longest storage life is 6 months when the ambient temperature is below 25°C. For higher temperatures, refer to the specified storage time in the chart below:

  - Storage Temperature (°C): ≤25, 26~33, 34~40

  - Storage Time (Month): 6, 3, 1

- Batteries should be recharged within the storage life or before use.

- Charging methods: maximum charging current of 40.5A, constant voltage of 2.45±0.05V/cell (25°C); charging time: 15~20 hours; temperature compensation coefficient: -5mV/°C/cell.