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Intermatic K4251 - Photo Control

Thermal Type Photocell - Stem and Swivel Mounting - Thin Line for Flood-Spot Fixtures - 120 Volt

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$14.55 ea.
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MPN (Part No.) K4251
Width 1.56 in.
Voltage 120
Threaded Swivel 1/2 in. -14 Threaded Swivel
Length 5.5 in.
Mounting Stem and Swivel
Depth 1.56 in.
Case Quantity 12
Watts Tungsten 1800
Watts Ballast 1000
CSA Listed Certified
UPC 078275067752
Brand Intermatic
CA Title 20 Compliant
Safety Rating UL Indoor/Dry Location


The Intermatic K4251 thermal type photo control provides dusk-to dawn lighting controls of spot and flood lights and features a delay action, which prevents lights from switching off due to lightning or car headlights. This thermal type photocell has a 1/2-inch stem with 14 threads and 6-inch leads and functions in temperatures from -40 degrees to 158 degrees Fahrenheit. With a standard 1/2-inch stem and 14 6-inch leads for safe and secure mounting, this photocell comes with a nut and a washer to complete installation, and features a sonic-welded polycarbonate case and lens to seal out moisture, ensuring your unit is protected from the elements. With a dual-temperature compensating bi-metal and composite resistor to withstand temperature extremes, this unit is California Title 24 compliant and works on 120 volt systems. Note: Not compatible with LED Fixtures