CB638P-CGB battery 6V3.8AH - Suitable for precision instruments

■ Features

- AGM valve regulated sealing technology ensures safety and reliability.

- High-strength ABS material for container and lid provides durability.

- Wide temperature scope of application, suitable for environments ranging from -15 to 45℃.

- Best operating temperature of 20±5℃ for optimal performance.

- Leak-proof design for safety and reliability.

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

- High sealed reaction efficiency with minimal water loss, eliminating the need to add distilled water or electrolyte, and easy to use and maintain.

- Low self-discharge rate ensures excellent long-term storage performance.

■ Dimension and Terminal

■ Specifications

- Nominal Voltage: 6V

- Capacity:

  - C20: 3.8Ah (25℃, 5.25V)

  - Nominal Capacity (C20): 3.8Ah (25℃, 5.25V)

  - C10: 3.42Ah (25℃, 5.25V)

- Dimension:

  - Length: 66mm

  - Width: 33mm

  - Height: 118.7mm

  - Total Height: 125.3mm

- Weight: Approximately 0.76kg

- Internal Resistance: Approximately 35 mΩ (25℃)

- Max Short-duration Discharge Current: 114A (25℃)

- Terminal Type: FO-11

■ Charge

- Using Mode:

  - Standby Use: 2.275±0.025V/cell (25℃), temperature compensation -3.3mV/℃/cell, max charging current 1.14A

  - Cyclic Use: 2.45±0.05V/cell (25℃), temperature compensation -5mV/℃/cell

■ Storage

- Batteries should be stored in a dry, clean, and well-ventilated warehouse, avoiding direct sunlight, heat sources, as well as any toxic gases and organic solvents.

- The longest storage life of the batteries is 6 months when the ambient temperature is below 25℃. If the ambient temperature is higher, the storage life will be shortened accordingly.

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

  - Charging methods: maximum charging current 1.14A, constant voltage 2.45±0.05V/cell (25℃)

  - Charging time: 15~20 hours

  - Temperature compensation coefficient: -5mV/℃/cell.