Sks hirschmann 4mm seb 2630 s19 safety socket 1000v 24a sks hirschmann 935980090 green sks hirschmann seb 2630 4mm built in contact protected safety socket with 19mm soldering spike for installation into switch panels and equipment chassis with wall thicknesses up to 6mm sks hirschmann 935980090 4mm safety seb 2630 s19 socket 24a green