Tenders for Supply of Shunt Led Signal Lighting Unit, 110V Ac, Retrofittable In Existing Cls Housing And Compatible With Ac Led Ecr As Per Rdso Specification No. Rdso/Spn/153/2011 Rev.4.1Draft Or Latest. Item Is Restricted Fo R Rdso Approved Sources Only. Sub Item Id-3100194001 Warranty Period: 30 Months After The Date Of Delive Ry