CB445-CGB battery 4V4.5AH - Suitable for precision instruments

■FEATURES

- AGM valve regulated sealing technology

- High strength ABS material for container & lid

- Wide temperature scope of application (-15~45℃)

- Best temperature of application (20±5℃)

- No leaking, safe and reliable

- Standing or lying down for use, convenient to transport and install

- High sealed reaction efficiency, little loss of water, no need to add distilled water or electrolyte, simple to use and maintain

- Low self-discharge rate

■SPECIFICATIONS

Nominal Voltage: 4V

Capacity:

- C20: 4.5Ah (3.5V, at 25℃)

- Nominal Capacity (C20): 4.5Ah (3.5V, at 25℃)

- C10: 4.05Ah (3.5V, at 25℃)

- C3: 3.375Ah (3.5V, at 25℃)

- C1: 2.7Ah (3.4V, at 25℃)

Dimension:

- Length: 47mm

- Width: 47mm

- Height: 101mm

- Total Height: 107mm

Weight: Approx. 0.62kg

Internal Resistance: Approx. 12 mΩ (25℃)

Max Short-duration Discharge Current: 135A (25℃)

Terminal: FO-02 / FO-03

■CHARGE

Using Mode:

- Standby Use: Charging Voltage 2.275±0.025V/cell (25℃), Temperature Compensation -3.3mV/℃/cell, Max Charging Current 1.35A

- Cyclic Use: Charging Voltage 2.45±0.05V/cell (25℃), Temperature Compensation -5mV/℃/cell

■STORAGE

- Batteries should be stored in a dry and clean warehouse with a good air exchange system, avoiding direct sunlight, heat sources, toxic gas, and organic solvents.

- When the ambient temperature is ≤25℃, the longest storage life is 6 months. For higher temperatures, refer to the chart below.

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

  - Charging methods: maximum charging current 1.35A, constant voltage 2.45±0.05V/cell (25℃)

  - Charging time: 15~20h

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