Intermatic Stem and Swivel Mou...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$102.49
$46.94
Intermatic K4253 Stem and Swivel Mount Thermal Photocontrol, 208-277 V

Intermatic Stem and Swivel Mount Thermal Photocontrol 208-277V with Delay Feature

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Model: K4253
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$102.49
$46.94
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Intermatic Stem and Swivel Mount Thermal Photocontrol 208-277V with Delay Feature

Professional Outdoor Lighting Control with Advanced Thermal Protection

The Intermatic thermal photocontrol delivers reliable automatic lighting control for outdoor applications with 208-277V compatibility. This professional-grade unit combines a mechanical bimetal switch with Cadmium Sulfide photocell technology, featuring a high-strength UV resistant plastic housing and convenient swivel mounting system for versatile installation flexibility.

Professional Features & Benefits

  • 208-277 VAC, 50/60 Hz Rating: Compatible with commercial and industrial voltage systems for versatile outdoor lighting applications.
  • Delay Feature: Prevents unwanted OFF switching, ensuring stable operation and reducing unnecessary cycling in variable light conditions.
  • High Strength UV Resistant Housing: Gray plastic construction withstands outdoor environmental conditions and UV exposure for long-term durability.
  • Swivel Mount with 1/2"-14 NPSM Threaded Stem: Provides flexible positioning and easy installation to standard outdoor lighting fixtures.
  • Mechanical Bimetal Switch with Cadmium Sulfide Photocell: Reliable thermal and light sensing technology ensures consistent automatic operation.
  • #18 AWG, 6" Wire Leads: Pre-wired with appropriate gauge conductors for direct electrical connections.
  • Complete Installation Hardware: Includes washer gasket and locking nut for secure weatherproof mounting.

Technical Specifications

  • Applications: Outdoor Lighting Control
  • Country Of Origin: China
  • Depth: 1.375 in
  • Input Voltage Rating Range S : 208-277 VAC, 50/60 Hz
  • Marketing Description: These photocontrols are provided with a swivel arm for easy and flexible installation to standard o
  • Product Color: Gray
  • Product Height: 4 in
  • Product Length: NA NA
  • Product Weight: NA lbs
  • Product Width: 1.375 in
  • Warranty Period: 1-Year limited

Professional Applications

  • Commercial Building Exterior Lighting
  • Industrial Facility Perimeter Lighting
  • Parking Lot and Area Lighting Control
  • Security and Safety Lighting Systems
  • Multi-Unit Residential Properties
  • Retail and Office Building Lighting
  • Municipal and Public Lighting Applications

Why Choose Intermatic Quality?

Intermatic photocontrols provide dependable automatic lighting control with professional-grade construction and reliable performance. The 1-year limited warranty and UV resistant housing ensure long-term value, while the mechanical bimetal switch technology delivers consistent operation in demanding outdoor environments.

Manufacturer Resources

Product Specs

Application:
Outdoor Lighting Control
Country Of Origin:
China
Input Voltage Rating Range S :
208-277 VAC, 50/60 Hz
Marketing Description:
These photocontrols are provided with a swivel arm for easy and flexible installation to standard o
Product Color:
Grey
Product Height:
4 in
Product Length:
NA NA
Product Weight:
NA lbs
Product Width:
1.375 in
Warranty Period:
1-Year limited
Product Depth:
1.375 in

Intermatic K4253 – Frequently Asked Questions

1) What thread does the stem mount photocontrol use, and will it screw into a standard fixture knuckle?
The stem is 1/2"-14 NPSM threaded, which is the standard outdoor lighting fixture thread, and it mounts on a swivel arm so you can aim the cell away from the light source. A washer gasket and locking nut come with it for a weatherproof joint, so no separate mounting kit is needed.
2) What does the delay feature on this thermal photocontrol actually do?
It prevents unwanted OFF switching. When headlights, lightning or a passing reflection hit the cell at night, the delay keeps the load energized instead of dropping the lights and cycling them back on. For parking lots and perimeter lighting that is the difference between steady operation and nuisance flicker.
3) Is a stem-mount photocontrol the right choice, or should I use a locking-type twist-lock cell?
A stem and swivel mount unit like the K4253 is for fixtures that have a threaded 1/2"-14 NPSM hub and no photocontrol receptacle. If your pole head or shoebox already has a three-prong twist-lock receptacle on top, you want a locking-type cell, not this one. The swivel arm is the advantage here: you can rotate the sensor north and away from the lamp so the fixture's own light does not false-trigger it.
4) Will this photocontrol fit in a tight fixture hub or canopy?
The body measures 4 inches in height and 1.375 inches in both width and depth, so it is a slim stem unit rather than a bulky locking-type cell. Check your canopy clearance against the 4 inch dimension plus the swivel arm travel.
5) I need to standardize photocontrols across a multi-building property. Is one part number enough here?
The K4253 is a single configuration: one model, 208-277 VAC, gray UV resistant housing, stem and swivel mount. There are no finish or size options to track, so for every 208-277V fixture with a 1/2"-14 NPSM hub on the site you order the same part number. Fixtures on 120V circuits or with twist-lock receptacles will need a different control.
6) Will the housing hold up mounted outside in full sun?
The housing is high-strength UV resistant gray plastic, built for direct outdoor exposure, and the included washer gasket seals the stem joint against the fixture. That is what makes it suitable for pole lighting, building exteriors and perimeter runs rather than protected interior use.
7) What kind of sensing and switching does the K4253 use, and does that matter for my application?
It pairs a cadmium sulfide photocell with a mechanical bimetal switch, so the heat from the cell flexes a bimetal contact to make and break the load. That is the standard thermal photocontrol arrangement, inherently slower-acting than an electronic cell, which is part of why it resists brief light interruptions. For exterior building, parking area and security lighting it is the common choice.
How fast can I get the Intermatic K4253 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Intermatic K4253 come with a warranty?
Absolutely. The Intermatic K4253 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Intermatic K4253?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Intermatic K4253 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.
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