NP12-55

Series Introduction：

By combining a newly developed corrosion resistance alloy and advanced curing process, UFEND created a range of long life batteries - Duration range. The range features top termination and offers 12 years design life. This battery series is highly suited to UPS systems, switchgear, CATV and telecommunication systems applications.

Technical Characteristics：

Special grid design and alloy make the grid more corrosion-resistant;

Lower electrolyte density effectively slows down the grid corrosion rate;

Unique terminal sealing structure ensures no acid leakage during long-term use;

Low self-discharge rate and long storage life;

Wide operating temperature range from -40℃ to 60℃, suitable for various outdoor environments;

Unique sealing valve structure design adapts to highaltitude(up to 4500m) areas;

Sealed reaction efficiency ≥ 99%, no need to add water, truly maintenance-free.

Application Fields：

UPS, EPS uninterruptible power supplies; DC power panels, security systems; Telecommunications base stations; DC power supplies for schools, hospitals, research institutes, etc; Switching power supplies, automatic control systems; Other application scenarios for floating charge use;

Product Features：

It is recommended to adopt the constant voltage and constant current charging mode;

Recommended floating charge voltage setting: 2.25Vpc@20-25℃ ;

Floating charge voltage temperature compensation: -3mV/℃ /cell;

Floating charge voltage range: 2.23~2.25Vpc@20-25℃ ;

Cyclic use charging voltage range: 2.35~2.40Vpc@20~25℃ ;

Maximum charging current: 0.25C10A.

Product Specifications：