GEL12250AG-CGB battery12V25AH-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, resulting in excellent cycle life.

- The GEL electrolyte has a substantial thermal capacity, preventing thermal runaway phenomena.

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

- Wide temperature range of application (-15~45℃), with the optimal operating temperature being (20±5℃).

- Leak-proof, ensuring safety and reliability.

- Can be used standing or lying down, facilitating transportation and installation.

- Low self-discharge rate.

■SPECIFICATIONS

- Nominal Voltage: 12V

- Capacity (C20): 25Ah (at 25℃, 10.5V)

- Capacity (C10): 22.5Ah (at 25℃, 10.5V)

- Dimensions:

  - Length: 166mm

  - Width: 175mm

  - Height: 125mm

  - Total Height: 125mm

- Internal Resistance: Approximately 15 mΩ (at 25℃)

- Max Short-duration Discharge Current: 750A (at 25℃)

- Weight: Approximately 8.68kg

- Terminal: FP-01/RT-05/RT-26/FO-21

■CHARGE

Using ModeCharging VoltageTemperature CompensationMax Charging Current

Standby Use2.275±0.025V/cell (25℃)-3.3mV/℃/cell7.5A

Cyclic Use2.45±0.05V/cell (25℃)-5mV/℃/cell

■STORAGE

- Batteries should be stored in a dry, clean, and well-ventilated warehouse.

- Avoid direct sunlight and heat sources (such as radiators, which should be more than 1m away).

- Avoid contact with any toxic gases and organic solvents.

- The longest storage life is 6 months when the ambient temperature is below 25℃. For higher temperatures, refer to the specified values in the table below:

  - Storage Temperature (℃)Storage Time (Months)

  - ≤256

  - 26～333

  - 34～401

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

- Charging method: Maximum charging current is 7.5A, constant voltage is 2.45±0.05V/cell (25℃); Charging time: 15~20 hours; Temperature compensation coefficient: -5mV/℃/cell.