Tenders for Supply Of Main Led Signal Lamps Yellow Aspect For Main Colour Light Signal, As Per Rdso Spe C. Rdso/Spn/199/2010 Rev 1.1 Or Latest, 110V Ac Retrofittable In Existing Cls Housing And Compatible With Ac Led Ecr With Inbuilt Current Regulator. Warranty Period: 30 Months After The Date Of Delivery