Product parameters

nominal voltage: 2V
nominal capacity: 400Ah (10 hour rate, F.V.: ); 1.80V/monomer)
Approximate weight:  24.5kg (54.0 pounds)
Terminal type:  B6 (suitable for M8 bolts and nuts)
Maximum discharge current:  1760A (5 seconds)
Maximum charging current:  100A
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)
Self discharge: & Lt; Monthly 3% (25°C)
Internal resistance: ≤ 0.8m Ω (when fully filled)
Container material:  Standard ABS (UL94  HB) or optional flame retardant ABS (UL94  V0)
Size (mm/inch)
External dimensions:
Length:  174  ±  2.0 (6.85 ± 0.08)
Width: 174  ±  2.0 (6.85 ± 0.08)
Container height: 330  ±  2.0 (12.99 ± 0.08)
Total height: 360  ±  2.0 (14.17 ± 0.08)

Product features

Sealing Structure: Unique design prevents electrolyte leakage or overflow, providing excellent safety performance
High performance alloys: Ensure that the battery has excellent corrosion resistance and can adapt to various environments
Unique electrolyte system: Maximize battery life and maintain stable power output
Special paste formula: Promote good charging acceptance ability and improve charging efficiency
gel technology electrolyte: Enhance overall performance and provide higher energy density
Design lifespan: With a floating charging lifespan of up to 15 years, it reduces the frequency of replacement

Application scenarios of the product

Telecommunications system:  Provide reliable power support to ensure the stable operation of communication equipment
Uninterruptible Power Supply (UPS): Used for various UPS systems to avoid the impact of power outages
Laboratory equipment: Provide continuous power supply for the laboratory to ensure the accuracy of experiments
Energy storage system: Suitable for storing renewable energy and optimizing energy management efficiency

Customer reviews and case

StudiesThe MSU-400-BB battery  has won the favor of users in multiple fields, especially in telecommunications and UPS applications, where its excellent discharge capacity and charging performance have been highly praised.. User feedback shows that this battery provides stable power supply on critical devices, improving overall work efficiency The MSU-400-BB battery  is a reliable valve regulated sealed gel battery, particularly suitable for applications in uninterruptible power supplies, laboratory equipment, and telecommunications systems. With its excellent performance and safety design, MSU-400-BB provides users with a stable power solution and is an ideal choice to ensure the normal operation of equipment. Choose MSU-400-BB battery  to experience efficient, safe, and long-lasting power support