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40 Watt Explosion Proof Linear LED Light | 5600 Lumens | Class 1 Div 1 | Class 2 Div 1 | 5000K | 100-277V or 277-480V
40 Watt LED Explosion Proof fixture - Class 1 Division 1. These lights are a compact linear fixture that replaces fluorescent lighting and metal halide lighting. This is a die-cast aluminum fixture designed for industrial hazardous locations. Extremely robust with high impact IK10 and wet weather rating IP66 for both indoor and outdoor applications.
Product Description
UL Specs
- UL 844 Hazardous Locations
- Class I, Division 1, Groups C,D
- 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
- Watts: 40
- Lumens: 5600
- Lumens Per Watt: 140
- Replaces: 175 Watt Metal Halide
- Voltage: 100V-277V or 277V-480V
- Color Temperature: 5000K
- CRI: 70+
- Dimming: 1-10V
- Beam Angles (Std): 120°
- Optics: Tempered Glass Lens
- Lifespan: 50,000 (L70) hours
- Mounting: Yoke or 3/4 in NPT Pendant
- Fixture Color: Gray
- Frequency: 50-60Hz
- Power Factor: >.95
- THD: < 10%
Durable Construction
- Housing: Copper Free Aluminum
- IP Rating: IP66
- IK Rating: IK10
- Operating Temperature: -22°F to 122°F
- Certifications: ETL | Rebate Eligible | NSF Rated
- Warranty: 5 years
Measurements
- Dimensions: 47 X 5.5 X 8.1 in
- Weight: 26 lbs
Product SKU Variations
- SKU: MLLG-E-LED-EXPLI-40-50-U-C1D1
- Voltage: 100V-277V
- SKU: MLLG-E-LED-EXPLI-40-50-HV-C1D1
- Voltage: 277V-480V
Product Overview
This 40 Watt Explosion Proof Linear LED fixture delivers 5600 lumens at 5000K. It is designed for hazardous locations requiring Class I Division 1 and Class II Division 1 protection.
The fixture operates on either 100-277V or 277-480V input and is built with a copper-free aluminum housing. It is rated for wet locations and marine outside type environments.
The fixture uses a tempered glass lens and offers a 120° beam angle. It is available with yoke or 3/4 inch NPT pendant mounting options.
Dimensions are 47 x 5.5 x 8.1 inches, and the fixture weighs 26 lbs. The finish is gray.
Where This Product Fits Best
This fixture is suitable for hazardous environments where explosive gases, vapors, or dusts are present. It is rated for Class I Division 1 Groups C and D, and Class II Division 1 Groups E, F, and G.
It is also suitable for marine outside type locations and wet environments, as confirmed by UL 1598 and UL 1598A ratings. The IP66 rating allows use in areas exposed to water jets and heavy dust.
Typical applications include chemical plants, refineries, grain processing, wastewater treatment, and marine facilities. The fixture is also NSF rated for use in food processing areas.
It is designed to replace 175 Watt metal halide fixtures in hazardous locations.
Performance and Functional Considerations
The fixture outputs 5600 lumens at 40 watts, providing 140 lumens per watt. The 5000K color temperature delivers a neutral white light suitable for task visibility.
It supports 1-10V dimming for applications requiring adjustable output. The CRI is 70+.
The power factor is greater than 0.95 and total harmonic distortion is less than 10%. The fixture operates on 50-60Hz frequency.
The tempered glass lens and IK10 rating provide high impact resistance. The fixture is rated for operation from -22°F to 122°F.
Installation and Long-Term Use
The fixture can be mounted using either a yoke bracket or a 3/4 inch NPT pendant. Both mounting options are designed for secure installation in hazardous locations.
The copper-free aluminum housing resists corrosion in harsh environments. The IP66 rating protects against water ingress and dust accumulation.
The fixture is designed for long-term use with a rated lifespan of 50,000 hours (L70). Maintenance requirements are minimized due to the sealed construction and durable materials.
At 26 lbs, the fixture requires secure mounting support. The gray finish is standard for industrial and hazardous area applications.
How This Fixture Is Commonly Used
Once installed, this fixture provides consistent illumination in hazardous areas where explosive gases or dusts are present. The 120° beam angle distributes light evenly across workspaces and walkways.
The 1-10V dimming capability allows you to adjust light levels as needed for specific tasks or operational requirements. The fixture maintains stable output across the full voltage range.
The tempered glass lens and IK10 rating mean the fixture can withstand impacts from tools or equipment in industrial settings. The sealed housing prevents water and dust from entering, reducing the need for frequent cleaning or inspection.
Operators can rely on the fixture for continuous use in demanding environments, with minimal attention required after installation.
Safety, Certifications, and Warranty
This fixture is UL 844 listed for hazardous locations and UL 1598/1598A listed for wet and marine outside type locations. It is ABS certified and NSF rated.
The product carries ETL and DLC Premium listings. It is also rebate eligible where applicable.
The fixture is rated IP66 for protection against water jets and dust, and IK10 for impact resistance. It is suitable for use in Class I Division 1, Class I Division 2, Class II Division 1, Class II Division 2, and Class III environments.
LED Lighting Supply provides a 5-year warranty on this fixture.
Frequently Asked Questions
What voltage ranges are supported?
This fixture operates on either 100-277V or 277-480V input.
What environments is this fixture rated for?
The fixture is rated for Class I Division 1 and 2, Class II Division 1 and 2, Class III, wet locations, and marine outside type environments. It is IP66 and IK10 rated.
What mounting options are available?
The fixture can be mounted using a yoke bracket or a 3/4 inch NPT pendant.
Is this fixture DLC Premium qualified?
Yes, this fixture is DLC Premium qualified.
What is the warranty period?
LED Lighting Supply provides a 5-year warranty on this fixture.
Application Questions and Clarification
This product description reflects the provided specifications, ratings, and configuration options. For questions related to site-specific conditions, electrical compatibility, control integration, or application requirements not addressed in the provided data, our team is available to provide clarification.






