General-Purpose Photoelectric Switches with Self-Contained Amplifier - Features | Photoelectric Switches (Photoelectric Sensors) | Azbil Corporation (former Yamatake Corporation)
2 Pack Photocell Sensor Switch, UL Listed Outdoor Conduit Lighting Control with Swivel Mount, IP65 Dusk to Dawn Hardwired Photoelectric Switch for LED Post Light, Wall Pack, Shoebox, Porch Lights - Walmart.com
OMRON E3S-X3CB4 PHOTOELECTRIC SWITCH SENSOR - Platinum International
Through Beam Photoelectric Sensor & Photoelectric Switch | ATO.com