Hubble Water Booster Heater;208V 45Kw 3 Ph;;Electronic Control With Digital Display.;Low Water Cut-Off.;Easy Access To All Components.;Bronze Pressure Reducing Valve.;Temperature/Pressure Relief Valve.;Resettable Circuit Breakers (When Required).;Tank Insulation Foamed In Place.;Tank & Housing Are All Stainless Steel.;Agency Approved – Ul, Eph, Asme.;Temperature/Pressure Gauge.