Best Power FERRUPS FER 3.1KVA UPS Replacement Battery Set

Replacement battery set specifically for the Best Power FERRUPS FER 3.1KVA UPS. Supplied as a complete set to replace depleted batteries in FERRUPS FER 3.1KVA units and restore the UPS backup function. Compatible with Best Power FERRUPS FER 3.1KVA models and intended for direct substitution.