Product parameters

nominal voltage: 12V
nominal capacity: 38Ah @  10 hour rate, termination voltage 1.75V/unit
approximate weight: 12.1 kg (26.68 pounds)
Terminal:  B7 terminal (equipped with M6 bolt and nut)
Internal resistance: ≤ 6m Ω (fully charged)
Maximum discharge current:  495A (5 seconds)
Maximum charging current:  11.4A
Operating temperature range:
Charging:  0°C  To  40°C (32°F to 104°F)
Discharge:- 20°C  To  50°C (-4°F to 122°F)
Storage:- 20°C  To  40°C (-4°F to 104°F)
Container material:
Standard ABS (UL94 HB) HRL40-12
Optional flame retardant ABS (UL94 V-0) HRL40-12FR
Size:
Length:
; 195 ± 1.5mm (7.68 ± 0.06 inches)
Width:  129 ± 1.5mm (5.08 ± 0.06 inches)
Container height:  155 ± 1.5mm (6.10 ± 0.06 inches)
Total height:  179 ± 2.0mm (7.05 ± 0.08 inches)
Initial torque of terminal hardware: B7 (5.5Nm ± 5%)

Product features

Maintenance free Design:  No need for regular water replenishment, reducing maintenance complexity while ensuring equipment reliability
No free acid: The battery has good sealing, no risk of liquid leakage, and is suitable for various application environments
Flexible installation:  The battery can be installed and used in any direction (except inverted), greatly improving the flexibility of device configuration
High speed usage design: Specially designed for high magnification application scenarios, providing high power output in a short period of time
AGM technology: Adopting absorption glass fiber blanket (AGM) technology to improve gas recombination efficiency and extend battery life
Power density improvement: At a discharge rate of 5 to 15 minutes, the power density is 30% higher than the BP series, providing stronger power output

Application scenarios of the product

Uninterruptible power supply (UPS):  Provide continuous power supply to ensure that critical equipment can operate normally in the event of power outages, preventing data loss and equipment damage
Wheelchair:  As a reliable power source for electric wheelchairs, it provides long-term endurance and enhances users' freedom of movement
Mower:  Suitable for equipment that requires long-term efficient operation, providing long-lasting power support for outdoor equipment such as lawn mowers
Wind energy system: Applied in wind power generation equipment as an energy storage battery, it can effectively balance the instability of wind power generation
Golf Cart:  Batteries can provide stable power for golf carts and support long-term outdoor use
Jumper starter:  In emergency starting devices such as cars, the high power output of this battery ensures fast and reliable starting
Electronic medical equipment: In medical environments, this battery provides stable power for portable medical devices, ensuring uninterrupted operation at critical moments

Customer Review and Case

StudyA large UPS system integrator stated that the HRL40-12S-BB battery  performs very stably in its data center applications, with reliable power supply and no need for frequent maintenance, effectively reducing maintenance costs.. In addition, a provider of wind energy storage solutions also stated that the battery has demonstrated excellent performance in wind energy storage systems, successfully achieving balanced regulation of unstable electricity generated by wind power The HRL40-12S-BB battery  y, with its excellent high-power output, high-density design, and maintenance free advantages, has become the preferred product in various application scenarios such as uninterruptible power supplies, industrial vehicles, and wind energy storage. It is not only suitable for high load usage scenarios, but also able to maintain stable performance in harsh environments, making it an ideal power source for various industrial equipment, medical devices, and new energy equipment