Bright Cell BC4-4.5 4V 4.5Ah SLA (Sealed Lead‑Acid) Rechargeable Battery

The BC4-4.5 is a compact and reliable 4V 4.5Ah sealed lead-acid (SLA) battery from Bright Cell, engineered for consistent performance in standby and cyclic applications. Featuring a valve-regulated design, this maintenance-free battery delivers stable capacity and long cycle life, even under varying temperature conditions. It's equipped with a T1 terminal and built using ABS casing and AGM (Absorbent Glass Mat) technology for enhanced safety, vibration resistance, and durability. This model offers excellent charge retention, with a low self-discharge rate and stable performance over a wide operating temperature range. With a maximum discharge current of 68A (5 sec) and a design life of up to 5 years in float use, the BC4-4.5 is ideal for UPS systems, emergency lights, toys, and portable electronics.

Key Features:

• 4V sealed lead-acid (VRLA) battery with 4.5Ah rated capacity at 20HR
• AGM technology ensures spill-proof and maintenance-free operation
• Compact size with ABS casing and T1 terminal for easy integration
• Wide operating temperature range: -15°C to 50°C discharge
• Long service life: Up to 5 years float life at 25°C
• Maximum discharge current: 68A (5 sec); Max charge current: 1.35A

Additional Specifications:

• Voltage: 4V
• Capacity: 4.5Ah
• Terminal Type: Typically F1 or F2 fast‑connect tabs / solder lugs
• Chemistry: Sealed Lead‑Acid (VRLA / AGM)