repair and procurement of electrical items for day to day electrical maintenance in various mpl buildings and kapashera under najafgarh zone.- supply of 1200 mm sweep 50 watt, energy saver isi marked bee 5 star rating ac ceiling fan suitable for 230 v, 50 hertz ac supply without regulator with blades, downrod etc. complete as required. 2 supply of led tubetype luminaire 20 watt rating complete with polycarbonate housing batten inegrated electronic driverprewired with high efficient led with the following specifications. ( a ) total system wattage 20 watt+ / - 5% , ( b ) luminous efficiency >= 95 lumens / watt, © power factor >= 0.95 3 supply of 12 ( 300mm ) sweep 1400 rpm exhaust fan heavy duty complete with shutters blades etc as reqd. 4 supply of 15 ( 380 mm ) sweep 1400 rpm exhaust fan heavy duty complete with shutter, blade etc as required.