- Security of the push-pull self-latching system - Multipole type with 1P2 to 14 contacts, and 2P3 to 16 contacts. - Solder or PCB print contacts ( straight or elbow 90 degree) - High density installation to save space - Color coded system for nut collet and round nut to avoid mis-inseration - plastic housing, watertight index IP50, IP65, double spring lock, with groove to prevent rotation