Product parameters

nominal voltage: 12  V
nominal capacity:  40Ah (20 hour rate, termination voltage 1.75V/cell)
Approximately weight: 14300g (31.53 pounds)
Terminal:  B2 (with M5 bolt and nut), I1 and I2 are optional
Internal resistance: ≤ 8m Ω (fully charged)
Maximum discharge current:  600  A (5 seconds)
Maximum charging current:  12  A
Operating temperature range:
Charging:  0°C40°C (32°F104°F)
Discharge: - 20°C50°C (-4°F122°F)
Storage: - 20°C40°C (-4°F104°F)
BP40-12
Dimensions (millimeters/inches):
Length:  260  ±  2.0 (10.24 ± 0.08)
Width: 168  ±  2.0 (6.61 ± 0.08)
Height: 220  ±  2.0 (8.66 ± 0.08)
Shell Material:
Standard: ABS (UL94 HB) BP40-12
Optional: Flame retardant ABS (UL94 V-0) BP40-12FR

Product features

Maintenance free:
; This battery does not require adding liquid and users can easily use it
Do not leak: Designed with no free electrolyte to ensure safety
Low self discharge rate: The monthly self discharge rate is less than 3% to ensure long-term use
Suitable for installation: This battery can be installed vertically and horizontally to meet different space requirements

Application scenarios of the product

UPS uninterruptible power supply:  Ensure power supply is maintained during power outages
Wheelchair:  Provide reliable power and ensure mobility
Mower:  Provide long-lasting power support for gardening tools
Golf Cart:  Electric vehicles suitable for golf courses
Electronic medical equipment: Ensure the power demand of medical equipment

Customer reviews and case

Many users have provided feedback that the BP40-12-BB battery  performs well under various conditions, especially in UPS systems, with stability and battery life satisfying customers.. In emergency situations, users expressed that the reliability of this battery is extremely high, providing them with peace of mind The BP40-12-BB battery  has become an ideal choice for various devices due to its excellent performance, flexible application scenarios, and maintenance free design. Whether for home, medical or outdoor use, it can provide stable power support to meet the various needs of users. Choose BP40-12-BB battery  for longer and more reliable power