Product parameters

Nominal Voltage: 12V
Nominal Capacity: 40Ah @  20 hour rate (1.75V per battery)
Approximate weight: 14300 grams (31.53 pounds)
Terminal type: B2 (suitable for M5 bolts and nuts), I1 and I2 optional
Internal resistance: ≤ 8m Ω (fully charged state)
Maximum discharge current: 600A (5 seconds)
Maximum charging current: 12A
Operating temperature range:
Charging: 0°C -  40°C (32°F -104°F)
Discharge: -20°C -  50°C (-4°F -122°F)
Storage: -20°C -  40°C (-4°F -104°F)
Container material: Standard ABS (UL94 HB), optional flame retardant ABS (UL94 V0)
Size:
Length: 197
; ±  1.5 millimeters (7.76 ± 0.06 inches)
Width: 165; ±  1.5 millimeters (6.50 ± 0.06 inches)
Container height: 171; ±  1.5 millimeters (6.73 ± 0.06 inches)
Total height: 171; ±  1.5 millimeters (6.73 ± 0.06 inches)

Product features

Maintenance free design: The BPS40-12-BB battery  adopts maintenance free technology, avoiding the trouble of adding water to traditional batteries and reducing maintenance costs
Efficient adsorption glass fiber technology: prevents gas escape, achieves efficient gas recombination, and enhances battery life
Strong discharge capability: With a maximum short-term discharge current of 600A, it can quickly respond to the needs of high-power equipment
Low self discharge rate: Even if stored for a long time, the self discharge rate is less than 3%, maintaining a stable battery reserve
Installation flexibility: The battery can be used in any direction (except inverted), providing convenience for various application scenarios
Sturdy shell: The ABS material shell provides sturdy protection, and users can choose safer flame-retardant material versions

Application scenarios of the product

UPS uninterruptible power supply system: provides stable backup power for data centers, servers, and other critical equipment, ensuring seamless power supply at critical times.
Golf carts and lawn mowers: As power batteries, they perform well in outdoor equipment, supporting long-term operations and high efficiency performance
Electronic medical equipment: provides long-lasting power support for life support devices and other medical electronic devices, ensuring the reliable operation of medical equipment
Electric wheelchair: Provides continuous power for electric wheelchairs and enhances the electrical stability of mobile devices
Emergency Lighting and Safety System: Suitable for emergency lighting systems in various public buildings, ensuring illumination even in the event of a power outage

Customer reviews and case

Customers are generally satisfied with the performance of the BPS40-12-BB battery  y.. A data center customer pointed out that the battery performs well in frequent power outages, always providing stable backup power to servers and avoiding the risk of data loss. In addition, outdoor equipment users have also reported that the battery has excellent power duration in lawn mowers and golf carts, providing sufficient power even in complex terrains The BPS40-12-BB battery  is an efficient VRLA battery with excellent performance and wide applications. With its high capacity of 40Ah, maintenance free design, and powerful discharge capability, it has become an ideal choice for various industrial, medical, and outdoor equipment. Whether as a backup power source for UPS or providing power for outdoor equipment, BPS40-12-BB can win the trust of users with its outstanding performance