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Nightfox electronic photocontrols permanently install on outdoor electrical boxes or outdoor lighting fixtures. The EK4136S Stem Mount 120-277 Electronic Photocontrol is an ideal choice for single or multifixture HID and LED installations. It features a non-drift silicon light sensor with an IR filter, a DC relay with zero-crossing circuitry for extended life, and a 1⁄2"-14 NPSM threaded stem to fit standard outlet boxes and wall packs with a minimum hole size of 7/8 inch diameter. It has a fail-ON mode, exceeds 10,000 ON/OFF switching cycles, and has a 15 year design life. The photocell sensor is located on the side of the photocontrol
| Manufacturer | Intermatic |
| MPN | EK4136S |
| SKU | EK4136S |
| UPC | 078275146297 |
| Application Compatibilities | LED; HID; Incandescent |
| Input Voltage | 120-277 VAC |
| Frequency | 50/60Hz |
| Sensor Time Delay | Instant On; 2 Seconds to 5 Seconds Off |
| Activation On | 1.5FC |
| Activation Off | 4.5FC |
| Housing | Polycarbonate |
| Ballast Fluorescent Range | 1800 VA |
| Tungsten Range | 1000 Watts |
| Rated Life | 15 Years |
| Rated Operations | 10,000 |
| Operating Temperature | -40°C to 70°C |
| Dimensions | 2.25" H x 1.3125 W x 1.25" Depth |
| Wire Lead Length | 6 Inches |
| Maximum Wire Size | #18 AWG |
| Certifications | cULus, Title 20, RoHS Compliant |
| Environment | Outdoor |
| Warranty | 8 Year Limited |
