Tender For preferential purchase scheme-schedule -iv electrical devices - solar switch for street lighting upto 40 arps loac, street light controller 3 phase upto 80 amps, street light controller single phase up to 40 amps, surge protection device (spd), tank level controller upto 2 hp water pump, electrical devices & equipemtn -ac washing machine, supply of polycarbonate seals of blue /red colourts per specification