DC TO DC CONVERTER OF 110V/ 24V, 240W, 10A, SUITABLE FOR SWITCH BOARD CABINET OF LHB AC COACHES, CONFIRMING TO RDSO SPEC. NO. RDSO/ PE/ SPEC/ AC/ 0184- 2015 [ REV- 1 ] & RDSO LETTER NO. EL/ 7. 1. 108/ MSSBC DATED 17. 09. 21. ACCEPTED MAKE & MODEL NO:- AS MENTIONED IN RDSO LETTER NO./ 7. 1. 108/ MSSBC, DATED 17. 09. 2021 AT SR. NO. 25.