- Thick plate design and efficient gas recombination that yield a design life expectancy of 10 years in standby mode. - Superb high-rate discharge characteristics that ensure reliable performance in UPS and Telecom applications. - Proven VRLA technology that guarantees safe operation without maintenance and "non-restricted article" status for transportation. - Lead-calcium alloy grids and the use of high purity lead account for superior shelf-life characteristics, permitting storage for extended periods of time. - Cutting-edge manufacturing and process control combined with meticulous quality assurance procedures ensure consistent and dependable performance. - Rugged plastic case and cover, flame retardant to UL94 V-O. - CE certified.
Power Sonic PG Series - Power Guard Long Life 
All PG series batteries feature: