Photoelectric Sensors

 Eaton / Cutler Hammer E51CLP5 E51 Modular Limit Switch Style Photoelectric Sensor With Polarized Reflex Sensor Heads; 120 Volt AC, 15 ft Sensing, 4 Wire, NO and NC Complementary Output  

 Eaton / Cutler Hammer E64CAT5T Polarized Retroreflective Photoelectric Sensor; 0.5 - 11.5 ft Sensing Range, SPST Relay Output