The STB range of SUNLIGHT Valve Regulated Lead Acid batteries has been specially developed for the needs of Telecommunications and for power applications which require high level of security and reliability. The Valve Regulated Lead Acid (VRLA) battery is a rechargeable battery type with a safety valve, which allows the internal pressure to be released in case of overcharge.
Unique design and special lead-calcium-tin alloys composition offer float/ standby expected service life of over 12 years (20ºC)
Optimum design with use of high quality raw materials produced in European state-of-the-art production facilities, exceeding values as defined by the DIN international standards
Maintenance-free design without water topping-up needs
Extensive operational safety testing performance
Flexibility in designing and producing customized products and services
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