The Newstar NP12-20Ah (12V 20Ah) is a valve-regulated lead-acid (VRLA) battery designed for UPS backup and standby power applications. Built with AGM (Absorbent Glass Mat) technology, it offers maintenance-free operation, dependable discharge performance, and reliable standby power for critical systems. With a 5-year float design life at 25°C, this battery is well-suited for UPS systems, alarm panels, emergency lighting, security equipment, and backup power installations that require stable and consistent performance Technical Specifications Brand: Newstar Model: 33-2012 Battery Type: Sealed Lead Acid (VRLA) Technology: AGM Nominal Voltage: 12V (6 cells per unit) Rated Capacity: 20Ah (20HR @ 10.5V) 18.5Ah (10HR @ 10.5V) 12Ah (1HR @ 9.60V) Terminal Type: T3 / T12 Internal Resistance: Approx. 12mΩ Maximum Charging Current: 6A Maximum Discharge Current: 300A (5 sec.) Design Life: 5 years for floating use at 25°C Eurobat Classification: 3–5 years, standard commercial Physical Specifications Length: 181 ±2 mm Width: 77 ±1 mm Height: 167 ±2 mm Total Height: 167 ±2 mm Weight: Approx. 5.50 kg ±4% Terminal Option for This Listing: T12 Recommended Terminal Torque: 3.0 ±0.6 N.m Charging Specifications Float Voltage: 13.60 – 13.80V Cycle Voltage: 14.50 – 15.00V Temperature Compensation: Float: −18mV/°C/Block Cycle: −30mV/°C/Block Operating Conditions Discharge Temperature: −15°C to 50°C Charge Temperature: −10°C to 50°C Storage Temperature: −20°C to 50°C Capacity vs Temperature 40°C → 102% 25°C → 100% 0°C → 85% −15°C → 65% Self-Discharge 3 months → 91% 6 months → 82% 12 months → 65% Warranty & Usage Disclaimer Warranty:This battery includes a 1-year warranty only when used for UPS backup applications under normal operating conditions. Important Notice:This battery is STRICTLY for UPS backup use only. Use in cars, generators, wheelchairs, golf carts, e-bikes, engine starting applications, or any non-UPS usage will void the warranty. Warranty claims will not be accepted for misuse.
