Apc be400 uk back ups 240 watts400 va input 230voutput 230v key features product description apc back ups es 400 ups 400 va input voltage ac 230 v output voltage ac 230 v 5060 hz power capacity 400 va output connector 4 x power bs 1363 surge 4 x power bs 1363 upssurge features battery failure notification provides early warning fault analysis on batteries enabling timely preventive maintenance resettable circuit breaker easy recovery from overloads no need to