Tenders for Supply of Dc To Dc Converter For Switch Board Cabinet Of Lhb Ac Coaches. 110/24 V, 240 W, 10 A As Per Rd So Specification Rdso/Pe/Spec/Ac /0192-2018 Rev 1 . Make As Per Mentioned In Specification I.E Abb/Pho Enix/Cosel/Siemens/Ask Powertech Warranty Period: 30 Months After The Date Of Delivery