NIGHTFOX EK Series Electronic Photocontrols are designed for permanent installation within outdoor-rated electrical enclosures, in-wall junction boxes, or lighting fixtures. This premium solution is suitable for use with high-efficiency, long-life LED luminaires. The unit mounts internally and requires a minimum enclosure aperture of 5/8" in diameter. Each control is equipped with 6" color-coded wire leads to ensure reliable and efficient installation. 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. Mounts internally to enclosure. Features 3/8" - 18 NPSM thread for a minimum installation hole size of 5/8 inch diameter. Input Voltage Ranges 120-277 VAC, 50/60 Hz (Nominal Voltage) Photocontrol Style Button Activation Off 4.5 fc Activation On 1.5 fc Application Compatibilities HID, Incandescent, LED CA Prop 65 Message Please see the Warning @ www.P65Warnings.ca.gov California Proposition 65 DEHP Color Gray Country of Origin (Intermatic) MEXICO Electronic Ballast Load Ratings NO Ranges 6 A, 120-277 VAC Fail Mode ON Housing Material Polycarbonate Magnetic Ballast Load Ratings NO Ranges 1800 VA Material Polycarbonate Operating Voltage Ranges 102-305 VAC Other Certifications and Compatibilities ANSI C136.24, Green Energy +, LED, Title 20 Photo Control Switch Type Relay Photocell Type Silicon Diode Photocontrol Sensor Location Front Photocontrol Type Electronic RoHS Certification Y Sensor Time Delay Instant ON; 2 sec to 5 sec OFF Surge Protection Technology 255 J MOV, 5,000 A Surge Tungsten Incandescent Load Ratings NO Ranges 1000 W UL Certification cULus Usage Environments Outdoor Warranty Period 8-Year limited Wire Size Max #18 AWG Wiring Option Wire leads Operating Temperature Max (°C) 70 Operating Temperature Max (°F) 158 Operating Temperature Min (°C) -40 Operating Temperature Min (°F) -40 Product Depth (in) 1.25 Product Depth (mm) 31.8 Product Height (in) 2.25 Product Height (mm) 57.2 Product Width (in) 1.313 Product Width (mm) 33.3 Unit Carton Height (in) 4.875 Unit Carton Length (in) 1.75 Unit Carton Weight (lb) 0.196 Unit Carton Width (in) 3 Units Per Pallet 2400