Product parameters

Rated Voltage: 12V
Rated Capacity: 120Ah @  20 hour rate; F. V. (1.75V per section)
Weight: 35 kilograms (77.16 pounds)
Terminal type: B4 (equipped with M6 bolts and nuts), optional I2 terminal
Internal resistance: ≤ 5m Ω (fully charged state)
Maximum discharge current: 800A (5 seconds)
Maximum charging current: 36A
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 (ABS)
UL94  HB), optional flame retardant ABS (UL94  V-0)
External dimensions:
Length: 407 ± 2.0 millimeters (16.02 ± 0.08 inches)
Width: 173 ± 2.0 millimeters (6.81 ± 0.08 inches)
Container height: 210 ± 2.0 millimeters (8.27 ± 0.08 inches)
Total height: 239 ± 2.0 millimeters (9.41 ± 0.08 inches)

Product features

Maintenance free design: No need to add water, reducing the complexity of daily maintenance
No free acid design: eliminates the risk of battery leakage and ensures safer use
Can be used from any angle: except for inversion, the battery can be installed and used in any direction, with strong flexibility
Flame retardant safety: Built in flame retardant provides additional safety protection for batteries under extreme working conditions
Easy to install: The battery comes with a handle design for easy handling and installation
AGM technology: Absorbing glass fiber felt technology enables effective recombination of gases, greatly improving battery life and charging efficiency

Application scenarios of the product

UPS uninterruptible power supply: BC120-12-BB battery  is suitable for large UPS systems, ensuring long-term power support for critical loads in case of power interruption, ensuring data security and normal operation of equipment.
Telecommunications industry: provides long-term stable backup power for communication base stations, especially suitable for communication equipment in outdoor or power unstable areas
Emergency lighting and power tools: Its large capacity and strong output performance make it an ideal power source for emergency lighting fixtures and high-power power tools, ensuring long-term continuous operation

Customer Review and Case

StudyA well-known telecommunications operator once chose BC120-12-BB as the base station power solution: "BC120-12-BB not only has a large capacity, but also performs well in harsh environments, and can maintain the normal operation of the base station during long-term power outages."
A construction company used this battery to power the power tools on the construction site: "This battery has a strong range and fully meets our needs for long-term high load operation of tools on site."BC120-12-BB battery  has demonstrated excellent performance in UPS systems, telecommunications equipment, and emergency tools with its large capacity of 120Ah, excellent deep cycle characteristics, and maintenance free design.. It not only provides long-lasting power support, but also has extremely high flexibility and safety under various installation conditions. Whether it is power guarantee or high load power equipment, this battery can easily cope and is the best choice for high demand scenarios