South Central Railway

South Central Railway has published Supply Of led (indoor) tube light fittings , 18/20w led (indoor) tube light fittings as per technical specification 1)led make: nichia, osram,seoul, ph illips lumileds, cree and lednium. 2) type led: high power, smd (surface mounting device) led 3)lumen output/ effica cy: 100 lumens/w@ max. 350ma drive current. 4) led life: 50,000 burning hours. 5)depreciation: 30 percent max. afte r 50,000 burning hours. 6) nominal voltage: 220-240v ac. 7) input operating voltage: 140-300v ac. (8) control of distri bution: fully cut off. 9) driver type: constant current driver with short circyit protection. 10) driver components: industri al grade only. 11) thd: maximum 15 percent, as per cee spec. no:scr/led (id) light fittings/002(amdt.4)-2017. [ w arranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]. Last date of submission for this tender is 2026-07-03. This is a Tube Light tender in Tirupati, Andhra Pradesh