Festo SME-8-K-LED-24 Proximity Sensor, for T slot, reed, 12-30V, axial – shopcraftables
Amazon.com: uxcell 1-15mm Inductive Proximity Sensor Switch Detector NO AC 110-220V AC 90-250V 500mA 2-Wire PR30-15AO : Industrial & Scientific
Omron- Cylindrical Proximity Sensor E2B series E2B-S08 M8 optional – electrical center b2c
Taidacent Inductive Proximity Switch 1 M Proximity Object Human Presence Sensor Low Voltage Ir Inductive Type Proximity Sensor - Iot Accessories - AliExpress