Switch Mode Power Supply (Smps) Input Range 110V Ac/Dc With 30% Voltage Tolerance, Outp Ut 24Vdc Designed For Pressurized Flushing System As Per Mmdts 19027, Rev-03. Item Must Be Functionall Y Compatible In Pressurized Flushing System Fitted In Lavatories Of Indian Railway Coaches [ Warranty Peri Od: 30 Months After The Date Of Delivery ] ]