Optional external battery cabinets provide extended battery runtime for applications that require longer backup time used wups model ps1000rt3 230xr ps1500rt3 230xr ps2200rt3 230xr ps3000rt3 230xr dimensions w x d x h mm unit shipping 440 x 4905 x 88 560 x 675 x 228 weight kg unit shipping 29 33 batteries type valve regulated nonspillable lead acid quantity x voltage x rating 8 x 12 x 72 8 x 12 x 72 battery manufacturers csb yuasa or equivalent environmental