supply of led based driver and assistant driver desk illumination lamp as per clw specification no.clw/es/3/0042 alt d or latest. technical specification:- 1) operating voltage 18 to 30v dc , with nominal voltage of 24v dc. 2) high and low glow switch has to be provided. 3)the lamp unit shall have in built reverse polarity, over voltage trip, spike & surge protection. 4) mechanically the housing shall be as per clw specification no.clw/es/3/0042 alt d or latest.led based driver and assistant driver desk illumination lamp as per clw specification no.clw/es/3/0042 alt d or latest. technical specification:- 1) operating voltage 18 to 30v dc , with nominal voltage of 24v dc. 2) high and low glow switch has to be provided. 3)the lamp unit shall have in built reverse polarity, over voltage trip, spike & surge protection. 4) mechanically the housing shall be as per clw specification no.clw/es/3/0042 alt d or latest.,led based driver and assistant driver desk illumination lamp as per clw specification no.clw/e s/3/0042 alt d or latest. technical specification:- 1) operating voltage 18 to 30v dc , with nominal voltage of 24 v dc. 2) high and low glow switch has to be provided. 3)the lamp unit shall have in built reverse polarity, over v oltage trip, spike & surge protection. 4) mechanically the housing shall be as per clw specification no.clw/es/ 3/0042 alt d or latest. [ warranty period: 30 months after the date of delivery ] diesel stores depot/gy, andhra pradesh 24.00 numbers diesel stores depot/mly, telangana 9.00 numbers