Sorry!! We added this to the web site at your request, but I guess we forgot to tell you it was there
250 Amp Rectifier
DC Output: 250 amperes 0-12 volts
AC Input: 110 volt 1 phase 60 hz
Cooling: air
Control: manual powerstat
Ripple: 5% or less at any setting
Metering: analog dc ammeter and voltmeter
Cabinet: plastic approx 16" high x 27" wide x 18" deep
Amp Draw: 30 amperes maximum