Tyco Electronics AT-168 Light Control Switch 208-277V

The Tyco Electronics AT‑168 is a photoelectric light control switch designed for automatic lighting control in outdoor and industrial applications, switching lighting loads on and off based on ambient light levels for energy efficiency and reliable dusk‑to‑dawn operation.
Manufacturer: Tyco Electronics / Advanced Lighting Research
Manufacturer country: China
Product type: Photoelectric light control switch
Model: AT‑168
Function: Automatic lighting on/off control
Rated voltage: 208–277 VAC
Frequency: 50/60 Hz
Load rating: Up to 1900 VA ballast / 2000 W tungsten
Control method: Photoelectric sensor (light‑sensitive)
Operation mode: Dusk‑to‑dawn
Response time: Delayed switching to prevent false activation
Sensor type: Solid‑state photoelectric cell
Wiring type: Hardwired leads
Number of wires: 3 (line, load, neutral)
Wire colors: Black, red, yellow
Enclosure material: Metal housing
Enclosure finish: Gray
Mounting type: Standard conduit mount
Thread size: 1/2 inch NPT
Environmental rating: Outdoor / indoor use
Operating temperature range: −40 °C to +70 °C
Ingress protection: Weather‑resistant housing
Certifications: UL Listed
Manufacturing origin marking: Made in China
Typical applications: Area lighting, street lighting, parking lots, industrial and commercial exterior lights Please review pictures carefully and let us know if you have any questions!