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150 Watt Square Explosion Proof LED Light | 21000 Lumens | Class 1 Div 2 | Class 2 Div 2 | 5000K | 100V-277V or 277V-480V
Product Description
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
ATEX Marking
- II 2 G Ex eb mb IIC T5...T6 Gb
- II 2 D Ex tb IIIC T80°C...T100°C Db
IECEx Marking
- Ex eb mb IIC T5...T6 Gb
- Ex tb IIIC T80°C...T100°C Db
Key Features
- Watts: 150
- Lumens: 21000
- Lumens Per Watt: 140
- Replaces: 400 Watt Metal Halide
- Voltage: 100V-277V or 277V-480V
- Color Temperature: 5000K
- CRI: 70+
- Dimming: 1-10V
- Beam Angles (Std): 120°
- Beam Angles (Opt): 40° or 60° or 90°
- 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
- Surge Protection: 10kV
- Operating Temperature: -40°F to 122°F
- Certifications: ETL | Rebate Eligible
- Warranty: 5 years
Measurements
- Dimensions: 14.9 X 9.1 X 10.6 in
- Weight: 26 lbs
Product SKU Variations
- SKU: MLLG-E-LED-EXPLA-150-50-C1D2
- Voltage: 100V-277V
- SKU: MLLG-E-LED-EXPLA-150-50-HV-C1D2
- Voltage: 277V-480V
Product Overview
This 150 Watt Square Explosion Proof LED Light delivers 21,000 lumens and is designed for hazardous locations requiring Class I Division 2 and Class II Division 2 protection. The fixture is available in 100V-277V or 277V-480V configurations and operates at a color temperature of 5000K.
The housing is constructed from copper-free aluminum and finished in gray. The fixture uses a tempered glass lens and supports both yoke and 3/4 inch NPT pendant mounting. The standard beam angle is 120°, with optional 40°, 60°, or 90° optics.
This fixture is rated for 50,000 hours (L70) and supports 1-10V dimming. It is designed for environments with ambient temperatures from -40°F to 122°F.
The product measures 14.9 x 9.1 x 10.6 inches and weighs 26 lbs.
Where This Product Fits Best
This fixture is suitable for hazardous locations where explosive gases, vapors, or dusts may be present under abnormal conditions. It meets UL 844 requirements for Class I Division 2 Groups A, B, C, D and Class II Division 2 Groups F, G, as well as Class III environments.
It is also rated for marine outside type environments under UL 1598A and is suitable for wet locations. The IP66 rating allows use in areas exposed to high-pressure water or dust ingress.
The fixture is commonly used in industrial plants, chemical processing, refineries, wastewater treatment, and similar facilities where hazardous atmospheres are a concern.
It is designed to replace 400 Watt metal halide fixtures in these environments.
Performance and Functional Considerations
The fixture delivers 140 lumens per watt and provides a total output of 21,000 lumens. The 5000K color temperature supports high-visibility applications.
Voltage compatibility covers both 100V-277V and 277V-480V, allowing installation in a range of electrical systems. Power factor is greater than 0.95, and total harmonic distortion is less than 10%.
Beam angle options (120°, 40°, 60°, 90°) allow adjustment to site-specific lighting requirements. The tempered glass lens provides impact resistance and optical clarity.
Surge protection is rated at 10kV. The fixture is rated IK10 for impact resistance and IP66 for dust and water ingress protection.
Installation and Long-Term Use
The fixture supports yoke or 3/4 inch NPT pendant mounting. Both mounting options are designed for secure installation in hazardous and industrial environments.
The copper-free aluminum housing resists corrosion in harsh environments. The fixture is suitable for continuous operation in ambient temperatures from -40°F to 122°F.
Maintenance requirements are reduced by the 50,000 hour (L70) rated lifespan. The tempered glass lens and robust housing support long-term durability.
The fixture weighs 26 lbs and measures 14.9 x 9.1 x 10.6 inches, which should be considered when planning mounting and support structures.
How This Fixture Is Commonly Used
After installation, this fixture provides consistent, high-output illumination in hazardous locations. The 1-10V dimming capability allows you to adjust light levels as needed for operational requirements or energy management.
The available beam angle options let you tailor the light distribution to the specific area, whether you need wide coverage or focused illumination. Once set, the fixture operates with minimal intervention.
The IP66 and IK10 ratings mean you can rely on the fixture to withstand washdowns, dust, and physical impacts common in industrial settings. The copper-free aluminum housing and tempered glass lens hold up to daily use in demanding environments.
Routine cleaning and inspection are straightforward due to the fixture?s accessible design and durable construction.
Safety, Certifications, and Warranty
This fixture is ETL listed and rebate eligible. It meets UL 844 for hazardous locations, UL 1598 for wet locations, and UL 1598A for marine outside type environments.
It is certified 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. ABS certification is included.
The fixture carries ATEX and IECEx markings for hazardous area use. It is rated IP66 for dust and water ingress and IK10 for impact resistance.
LED Lighting Supply provides a 5-year warranty on this fixture.
Frequently Asked Questions
What voltage ranges are supported?
This fixture is available in 100V-277V or 277V-480V configurations.
What is the lumen output?
The fixture delivers 21,000 lumens.
What environments is this fixture rated for?
It is rated for hazardous locations (Class I Div 2, Class II Div 2, Class III), wet locations, and marine outside type environments. It is IP66 and IK10 rated.
What mounting options are available?
Yoke and 3/4 inch NPT pendant mounting are supported.
Is this fixture DLC qualified?
This fixture is rebate eligible.
What warranty is provided?
LED Lighting Supply provides a 5-year warranty.
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.








