PHOENIX CONTACT Socket contact insert with push-in connection. Conductor cross section 0.14 to 2.5 mm². Significant time savings during conductor connection. Conductor connection without tools. Test connection for 2 mm test plug. Connectors may only be operated when there is no load/the power is switched off. Can be used for solid wires and stranded wires with ferrule. Plug-in connections may only be operated only when there is no load/voltage. For fast coding with plastic profile, HEAVYCON ADVANCE and HEAVYCON housing of B16 type.