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Explosion Proof Photocell | 1/2 in or 3/4 in NPT | Attaches to Fixture Knockout | Class 1 Div 2

SKU: MLLG-E-PC-C1D2-KO | Web ID: 2054
Starting at: $494.91
Built to Order 6 Weeks

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This explosion proof photocell is a strong choice for hazardous location lighting due to its UL 844, Class I Division 2, Class II Division 1 and 2, and Class III ratings, ensuring safe operation in environments with flammable gases, dust, or fibers. Its IP65 rating and UL 1598 wet location listing provide reliable performance in wet or marine settings. The wide 100-277V range and knockout mounting simplify installation in paint booths, industrial facilities, or marine applications where automatic on/off control is needed.

Dwayne Kula | President, CTO and Founder

Product Description

ETL Listed - Certified for Product Safety Compliance to North American StandardsClass 1 Division 2 - UL844 Certified for Explosive Atmospheres5 Year Unlimited Usage Warranty

UL Specs

  • UL 844 Hazardous Locations
  • Class I, Division 2, Groups A, B, C, D
  • Class II, Division 1, Groups E, F, G
  • Class II, Division 2, Groups F, G
  • Class III
  • UL 1598 Suitable for Wet Locations
  • UL 1598A Marine Outside Type
  • ABS

Key Features

  • Voltage: 100V-277V

Durable Construction

  • IP Rating: IP65
  • Operating Temperature: -22°F to 122°F
  • Certifications: ETL
  • Warranty: 5 years

Measurements

  • Dimensions (in): 5.6 X 5.6 X 4.2

C1D2 Explosion Proof Photocell (on/off only). Attaches to the fixtures knockout. 3/8 inch knockout standard, 1/2 inch knockout available.


Web ID: 2054

Product Overview

LED Lighting Supply explosion proof photocell is designed for on/off control of hazardous location lighting fixtures. This unit attaches directly to a fixture knockout and is available for both 1/2 inch and 3/4 inch NPT connections. It supports 100-277V operation and is built for use in classified environments where explosive gases, vapors, or dusts may be present. The enclosure is IP65 rated and suitable for wet locations, marine environments, and outdoor exposure. Dimensions are 5.6 x 5.6 x 4.2 inches, supporting straightforward integration with compatible hazardous location fixtures.

This photocell is certified for use in Class I Division 2, Class II Division 1 and 2, and Class III environments. It meets UL 844, UL 1598, UL 1598A, and ABS requirements. The device is intended for use where automatic dusk-to-dawn control is required for explosion proof lighting systems.

Where This Product Fits Best

This explosion proof photocell is intended for hazardous and classified environments where automatic lighting control is required. Typical installations include industrial sites with flammable gases, vapors, or combustible dusts, as well as marine and offshore locations. The unit is compatible with hazardous location lighting fixtures that accept knockout-mounted accessories.

  • hazardous location lighting
  • explosion proof lighting
  • paint booth lighting
  • chemical processing facility lighting
  • oil and gas facility lighting
  • refinery lighting
  • marine environment lighting
  • wastewater treatment lighting

The enclosure is IP65 rated for dust and water ingress. It is suitable for outdoor, wet, and marine environments, and can be used in locations with temperature ranges from -22°F to 122°F. The device is designed for use in areas requiring compliance with hazardous location codes and marine standards.

Performance and Functional Considerations

This photocell provides on/off control for hazardous location fixtures, supporting 100-277V input. The unit is designed for reliable operation in classified environments, including areas with explosive gases, vapors, or dusts. The enclosure is constructed to withstand exposure to water, dust, and corrosive atmospheres.

UL 844, UL 1598, UL 1598A, and ABS certifications confirm suitability for hazardous, wet, and marine locations. The photocell is compatible with fixtures that accept 1/2 inch or 3/4 inch NPT knockout-mounted accessories. The IP65 rating ensures protection against water jets and dust ingress.

Operating temperature range is -22°F to 122°F. The device is suitable for both indoor and outdoor hazardous location lighting systems. The on/off function is intended for dusk-to-dawn or similar automatic control requirements.

Installation and Long-Term Use

The photocell attaches directly to a fixture knockout using a 1/2 inch or 3/4 inch NPT connection. Standard installation practice is to mount the unit to the fixture body in accordance with hazardous location requirements. The compact form factor (5.6 x 5.6 x 4.2 inches) allows for integration with a wide range of explosion proof fixtures.

All wiring and installation must comply with local and national codes for hazardous locations. The enclosure is IP65 rated and suitable for outdoor and marine use. The device is designed for long-term operation in demanding environments, with a 5-year warranty provided.

Routine inspection and maintenance should follow facility hazardous location protocols. The photocell is constructed for durability and resistance to corrosion, dust, and water ingress.

How This Fixture Is Commonly Used

This explosion proof photocell is commonly installed in hazardous location lighting systems where automatic dusk-to-dawn control is required. Typical use cases include paint booths, chemical processing areas, oil and gas facilities, refineries, and wastewater treatment plants. The device is also used in marine and offshore environments where hazardous location lighting must be automatically controlled based on ambient light levels.

It is frequently applied in classified areas where compliance with Class I Division 2, Class II Division 1 and 2, and Class III standards is required. The photocell is used to automate lighting operation, reduce manual intervention, and support code compliance in hazardous and marine environments.

Safety, Certifications, and Warranty

This photocell is certified to UL 844 Hazardous Locations, UL 1598 Suitable for Wet Locations, UL 1598A Marine Outside Type, and ABS. It meets requirements for Class I Division 2 Groups A, B, C, D; Class II Division 1 Groups E, F, G; Class II Division 2 Groups F, G; and Class III environments. The enclosure is IP65 rated for dust and water ingress protection.

Operating temperature range is -22°F to 122°F. The device is ETL certified. A 5-year warranty is provided for long-term reliability in hazardous and marine environments.

Frequently Asked Questions

Q: What hazardous location classifications does this photocell meet?

A: This photocell is certified for Class I Division 2, Class II Division 1 and 2, and Class III environments.

Q: What voltage range does the photocell support?

A: The unit operates on 100-277V input.

Q: What type of mounting is required for installation?

A: The photocell attaches to a fixture knockout using a 1/2 inch or 3/4 inch NPT connection.

Q: Is this photocell suitable for marine or wet locations?

A: Yes, it is IP65 rated and certified to UL 1598A Marine Outside Type and UL 1598 Suitable for Wet Locations.

Q: What is the operating temperature range?

A: The device operates from -22°F to 122°F.

Q: What is the warranty period?

A: The photocell includes a 5-year warranty.

Application Questions and Clarification

Q: Can this photocell be used for general warehouse or sports lighting applications?

A: No, this photocell is intended for hazardous location and explosion proof lighting systems only.

Q: Is this device compatible with all hazardous location fixtures?

A: The photocell is compatible with hazardous location fixtures that accept 1/2 inch or 3/4 inch NPT knockout-mounted accessories. Always verify fixture compatibility before installation.

Q: Is this photocell suitable for use in paint booths and chemical processing areas?

A: Yes, it is certified for use in paint booth lighting and chemical processing facility lighting where hazardous location ratings are required.

Q: Can this photocell be used in marine or offshore hazardous environments?

A: Yes, the device is certified for marine environment lighting and offshore rig lighting applications.