SE1240-CGB battery 12V4AH - Safety Fire Emergency Battery for Safety Fire Emergency System

AGM Valve Regulated Sealed Lead Acid Battery (4Ah)

Features:

• AGM Valve Regulated Sealing Technology: Leak-proof design for safe and worry-free operation.

• Wide Operating Temperature: Performs well in a range of environments from -15°C to 45°C (best at 20±5°C).

• Flexible Placement: Can be used upright or lying down for easy installation.

• Low Maintenance: Sealed design minimizes water loss, eliminating the need for topping up with distilled water or electrolyte.

• Low Self-Discharge Rate: Holds its charge well even during storage.

Specifications:

• Nominal Voltage: 12V

• Capacity:

• C20: 4.0Ah (10.5V, at 25℃)

• C10: 3.6Ah (10.5V, at 25℃)

• C3: 3.0Ah (10.5V, at 25℃)

• C1: 2.4Ah (10.2V, at 25℃)

• Dimensions: 90mm x 70mm x 101mm (total height 107mm)

• Terminal: FO-02 / FO-03

• Internal Resistance: Approx. 38 mΩ (25℃)

• Max Short-Duration Discharge Current: 120A (25℃)

• Weight: Approx. 1.47kg

Charging:

• Standby Use: 2.275±0.025V/cell (25℃) with -3.3mV/℃/cell temperature compensation

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

• Max Charging Current: 1.2A

Storage:

• Store in a dry, clean, well-ventilated warehouse away from direct sunlight, heat sources (over 1m distance), and toxic gases/organic solvents.

• Recharge every 6 months at temperatures below 25°C. Refer to the chart for storage times at higher temperatures (chart not shown).

• Recharge method: constant voltage 2.45±0.05V/cell (25℃) with maximum charging current of 1.2A for 15-20 hours. Temperature compensation coefficient: -5mV/℃/cell.