bids are invited for spares for main light at lighthouses metal halide lamp double end, 230v 150w, cool white , metal halide ballast suitable 150w for sl. no. 1. , metal halide lamp double end, 230v 70w, cool white , metal halide lamp single end, 230v 70w, cool white , metal halide ballast 70w suitable for sl no 3 and 4 , stepper motor torque 10kg - cm , stepper motor torque 45kg-cm , spare male female connectors compatible for stepper motor and controller , motor controller drive unit suitable for stepper motor torque 45kg-cm , motor controller drive unit suitable for stepper motor torque 10kg-cm , teflon coated wire polytetrafluoroethylene ptfe, 2 sqmm, copper wire , mppt solar charge controller 40a,12v,24v total quantity : 173