Square D by Schneider Electric SQDZCKM1 SQ D ZCKM1 Metric Threads ONLY, Black: Electrical Switches: Amazon.com: Industrial & Scientific
Telemecanique ZCP28 Plastic Limit Switch Body for Zce Series Actuator Head, 2-Pole No + No Simultaneous Contacts: Electrical Equipment: Amazon.com: Industrial & Scientific
Amazon.com: Telemecanique XS8C2A1PCM12 Universal Series Inductive Proximity Sensor, Multi-Function, Plastic 40 x 40 x 73 mm Rectangular Body, 3-Wire DC PNP Wiring, PNP Input, NO/NC Output, M12 Micro-Connector : Industrial & Scientific