Tenders for Supply of Led Based Twin Beam Head Light For 3-Phase Electric Locomotives As Per Rdso Specn. No. R Dso/2017/El/Spec/0134, Rev.02 01 Set Consists Of 01 No Of Housing And 02 Nos. Of Led Bulbs. To Be Procu Red From Rdso Approved Sources. Warranty Period: 30 Months After The Date Of Delivery