Product parameters

Rated voltage: 12V
Rated capacity: 4.5Ah @  20 hour rate; F. V. (1.75V per monomer)
Approximate weight:  1840 grams (4.06 pounds)
Terminal type:  T1 (Faston Tab 187), T2 is optional
Internal resistance: ≤ 42m Ω (fully charged state)
Maximum discharge current: 67.5A (5 seconds)
Maximum charging current:  1.35A
Operating temperature range:
Charging:  0°C40°C (32°F104°F)
Discharge: - 20°C50°C (-4°F122°F)
Storage: - 20°C40°C (-4°F104°F)
Container material:
Standard:  ABS (UL94  HB)
Optional:  Flame retardant ABS (UL94  V-0)

Product features

Maintenance free design:  This battery does not require the addition of water, reducing the need for maintenance during use
Leak proof design: The structural design without free electrolyte prevents electrolyte leakage and ensures safety during use
Low self discharge: The self discharge rate is less than 3%, and even if not used for a long time, the battery can maintain a high level of charge
Multi angle installation: The battery supports vertical or horizontal installation, flexibly adapting to different device installation requirementsProduct Application ScenariosBP4.5-12-BB battery  ies are widely used in multiple fields and are particularly suitable for the following scenarios:UPS uninterruptible power supply: Provide stable backup power for critical equipment to ensure continuous operation in the event of a power outage
Electronic doorbell:  Suitable for smart home devices, providing continuous power supply for electronic doorbells, etc
Toy car:  Provide stable power for children's electric toys and enhance the product's user experience
Emergency light:  Provide strong and durable power supply for various emergency lighting equipment to ensure reliable lighting in emergency situations

Customer reviews and case

StudiesA certain electric toy company has reported that the use of BP4.5-12-BB battery  ies has significantly improved the battery life and stable performance of the toys.. After using the battery as a UPS power source, an electronic device company reported that the battery's continuous power supply capability was superior, the voltage output was stable, and the reliability of the equipment was improved BP4.5-12-BB battery  is a reliable and maintenance free battery with the advantages of low self discharge and flexible installation, suitable for various application scenarios such as UPS power supply, electronic doorbell, toy car, and emergency light. It has become the preferred solution for device power requirements due to its powerful performance and excellent security