Flame Detector Photoresistor Electric Eye Photocell QRB1 Compatible for Burner Control Systems PLC Processors Industrial Automation 5cm Red Plastic
Flame Detector Photoresistor Electric Eye Sensor with Metal Housing for Industrial Burner Control Systems,5cm Length Black Red Housing
NSI Tork 5237-UL 5200 Series Utility Grade Electronic Twist Lock Photo Control with Fail on Mode, 105V, 305 VAC Silicon Photosensor Sensor,Blue
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