The Best Power Technologies SLA1290 is a UPS system that requires a 12V 9Ah AGM replacement battery. The compatible Universal Power Group replacement is the UPG UB1290F1 12V 9AH F1 AGM Battery (UB1290F1), a 12V 9Ah AGM sealed lead-acid battery. This battery delivers up to 108 watts of standby power. It weighs 5.17 lb, uses F1 terminals, measures 5.94 L x 3.78 H in, and has right polarity. This is a direct drop-in replacement for the Best Power Technologies SLA1290 requiring no modification to the device.
