Intermatic EK4236S NightFox™ Stem and Swivel Mount Electronic Photocontrol, 120-277 V

IntermaticSKU: EK4236S

Sale price $20.34
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Specifications | Instructions

NightFox™ electronic photocontrols permanently install on outdoor electrical boxes or outdoor lighting fixtures. Ideal for LED fixtures with long-life expectations. ½”-14 NPSM threaded stem fits standard outlet boxes and wall packs with a minimum installation hole size of 7/8” diameter. Come with 9" wire leads.


  • 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


  • Outdoor Lighting Control


Input Voltage Range(s) 120-277 VAC, 50/60 Hz Usage Environments Outdoor
Electronic Ballast 6 A, 120 VAC, 50 Hz, 6 A, 120 VAC, 60 Hz, 6 A, 208 VAC, 50 Hz, 6 A, 208 VAC, 60 Hz, 6 A, 240 VAC, 50 Hz, 6 A, 240 VAC, 60 Hz, 6 A, 277 VAC, 50 Hz, 6 A, 277 VAC, 60 Hz Photocontrol Style Stem and Swivel Mount
Surge Protection Technology 255 J MOV, 5,000 A Surge Warranty Period 8-Year limited
Wiring Option Wire leads Application Compatibilities HID, Incandescent, LED
Activation Off 4.5 fc Activation On 1.5 fc
Ballast Fluorescent 1800 VA Ballast Fluorescent Ranges 1800 VA
Category Fixed Mount Electronic Photocontrols Web Cover Color Gray
Electronic Ballast Load Ratings Ranges 6 A, 120-277 VAC, 50/60 Hz Fail Mode ON
Housing Material Polycarbonate Photo Control Switch Type Relay
Photocell Type Silicon Diode Photocontrol Sensor Location Side
Photocontrol Type Electronic RoHS Certification Yes
Sensor Time Delay Instant ON; 2 sec to 5 sec OFF Tungsten (NO) 1000 W
Tungsten Range(s) 1000 W Wire Size Max #18 AWG
Operating Temperature Max (°C) 70 Operating Temperature Max (°F) 158
Operating Temperature Min (°C) -40 Operating Temperature Min (°F) -40
Product Depth (in) 1 1/4 Product Depth (mm) 31.8
Product Height (in) 5 5/8 Product Height (mm) 142.9
Product Width (in) 1 5/16 Product Width (mm) 33.3
Unit Carton Height (in) 4.875 Unit Carton Length (in) 1.75
Unit Carton Weight (lb) 0.28 Unit Carton Width (in) 3

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