FSB 720 Sealed Rechargeable VRLA Battery

SLA and VRLA are different acronyms for the same battery, Sealed Lead Acid or Valve Regulated Lead Acid. This battery type has the following characteristics: Maintenance-free, leak-proof, position insensitive. Batteries of this kind have a safety vent to release gas in case of excessive internal pressure build up.These batteries consist of a strain relief valve where it gets activated when the battery initiates to build hydrogen gas pressure which means that it gets recharged.RANGE SUMMARY. The ACX series of sealed lead acid (VRLA) battery chargers are 'switching' type devices which operate without the use of transformers.