GEL12900AG-CGB battery12V90AH-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 has a huge thermal capacity, preventing thermal runaway phenomena.

- High-strength ABS material for the container and lid.

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

- Leak-free, safe, and reliable.

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

- Low self-discharge rate.

**SPECIFICATIONS**

- Nominal Voltage: 12V

- C10 Capacity: 90Ah (25℃, 10.5V)

- C5 Capacity: 72Ah (25℃, 10.5V)

- Dimensions:

  - Length: 304mm

  - Width: 168mm

  - Height: 208mm

  - Total Height: 229mm

- Internal Resistance: Approximately 6.5 mΩ (25℃)

- Max Short-duration Discharge Current: 1800A (25℃)

- Weight: Approximately 30.17kg

- Terminal: FP-16, FP-17/FP-24/RT-07

**CHARGE**

- Using Mode: Standby Use

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

  - Temperature Compensation: -3.3mV/℃/cell

  - Max Charging Current: 27A

- Using Mode: Cyclic Use

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

  - Temperature Compensation: -5mV/℃/cell

**STORAGE**

- Batteries should be stored in a dry, clean warehouse with a good air exchange system.

- Avoid direct sunlight and keep away from heat sources (such as radiators, with a distance of more than 1m).

- 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 storage life in the table below.

| Storage Temperature (℃) | Storage Time (Month) |

|--------------------------|----------------------|

| ≤25                      | 6                    |

| 26～33                   | 3                    |

| 34～40                   | 1                    |

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

- Charging methods: Maximum charging current of 27A, constant voltage of 2.45±0.05V/cell (25℃). Charging time is 15~20 hours. Temperature compensation coefficient is -5mV/℃/cell.