Intermatic, Inc - Intermatic EK4436SM 105 to 305 VAC 50/60 Hz 1000 W Stem Mount Electronic Photocontrol

These electronic photocontrols permanently install on outdoor electrical boxes, in-wall boxes, or outdoor lighting fixtures. Ideal for LED and induction fixtures with long-life expectations Features: Non-drift silicon light sensor with IR filter; DC relay with zero-crossing circuitry for extended life; Conformal coated PCB; 15-year design life; Exceeds 10,000 ON/OFF switching cycles; Fail ON mode; Ideal for single or multifixture HID and LED installations (up to 1,650 W @ 277 VAC); 255 J MOV surge protection element; 1?2\"-14 NPSM threaded stem fits standard outlet boxes and wall packs for a minimum installation hole size of 7/8 inch diameter; #18 AWG wire leads