supply of 4mm in-line stackable plug specifications 1. 4mm plug with 4mm socket with in line stacking facility 2. lead wire clamped into position with a screw located at the bottom of the socket 3. accepts up to 2.5sqmm cable 4. beryllium copper spring 5. nickel plated brass contacts rating 32amps, 1kv 6. color -red and black 7. as per annexure-1
