Infrared Ray Through-Beam Reflection Optical Sensor Switch NPN/DC NO DC 6-36V

2 Pairs 300mA Infrared Ray Through-Beam Optical Sensor Switch NO DC 6-36V

3pcs Tracing sensor module TCRT5000 Infrared reflection photoelectric switch

E12-T2N1 DC3 Wire 6-36V NPN NO Transmitter Receiver Photoelectric Sensor 2M Pair

Fiber Optic Sensor Optical Sensing Diffuse Reflection Digital Probe Cable CST

2Pairs 300mA Infrared Ray Through-Beam Reflect Optical Sensor Switch NO DC6-36V