Product parameters

nominal voltage: 2V
nominal capacity: 400Ah (1.80V/monomer) at a rate of 10 hours
Approximate weight:  31.5kg (69.4 pounds)
Terminal:  B6 (suitable for M8 bolts and nuts), I3 (optional)
Internal resistance: ≤ 0.8m Ω (fully charged)
Maximum discharge current:  1760A (5 seconds)
Maximum charging current:  100A
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)
Safety valve opening pressure: 10 ~  35  KPa
Container material:
Standard: ABS (UL94  HB)
Optional: Flame retardant ABS (UL94  V0)
Size:
Length:  211  ±  2.0mm (8.31 ± 0.08 inches)
Width: 176  ±  2.0mm (6.92 ± 0.08 inches)
Container height: 329  ±  2.0mm (12.95 ± 0.08 inches)
Total height: 357  ±  2.0mm (14.06 ± 0.08 inches)

Product features

Maintenance free: No need to add water, saving users maintenance time and costs
No free acid: Adopting a closed design to prevent electrolyte overflow and provide higher safety
Low self discharge rate: The monthly self discharge rate should not exceed 3% to ensure good performance even after long-term storage
Multi directional installation: Can be installed in any direction (except inverted), convenient and flexible
Sealing structure: Effectively prevent electrolyte leakage and ensure safe use
High performance alloys: Using anti-corrosion materials to extend the battery's lifespan
Special paste formula: Promote good charging acceptance and more efficient charging
gel technology:  Improve battery safety and performance, and reduce maintenance requirements
AGM technology: Adsorption glass fiber felt technology achieves efficient gas recombination and reduces maintenance frequency

Application scenarios of the product

Telecommunications:  Provide reliable power supply in telecommunications base stations and equipment to ensure the stability of communication systems
Uninterruptible Power Supply (UPS): Suitable for various UPS systems, ensuring continuous power supply in case of power interruption
Central Office:  Provide stable power supply for large and medium-sized office environments to ensure the normal operation of computers and other equipment
Energy storage system: Can be used for renewable energy storage to assist in energy management

Customer reviews and case studies:

Users have generally given positive feedback on the high efficiency and reliability of the MSB-400-BB battery  y. In actual operation, a telecommunications company found that the battery can provide stable power support at critical moments, greatly improving the system's availability The MSB-400-BB battery  y, with its excellent design and stable performance, has become an ideal power source choice for various applications such as UPS systems, telecommunications equipment, and industrial vehicles. It not only performs well in high load environments, but also works reliably under various extreme conditions, providing users with continuous power support. By choosing MSB-400-BB battery  ies, you will have a more efficient, durable, and safe power guarantee