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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 at 5000K. It is designed for hazardous locations requiring Class I Division 2, Class II Division 1 and 2, and Class III compliance. The fixture is available in both 100V-277V and 277V-480V input ranges.
The housing is copper-free aluminum with a tempered glass lens. The fixture is rated for wet locations and marine outside type environments. It is finished in gray and weighs 26 lbs, with overall dimensions of 14.9 x 9.1 x 10.6 inches.
Standard beam angle is 120°, with optional 40°, 60°, or 90° optics. The fixture supports 1-10V dimming and offers a CRI of 70+. Power factor is greater than 0.95, and total harmonic distortion is less than 10%.
Rated lifespan is 50,000 hours (L70). Surge protection is built in at 10kV. Operating temperature range is -40°F to 122°F.
Where This Product Fits Best
This fixture is suited for hazardous locations where explosive gases, vapors, or dusts may be present. It meets UL 844 for Class I Division 2, Class II Division 1 and 2, and Class III environments.
It is appropriate for use in wet locations and marine outside type areas, as confirmed by UL 1598 and UL 1598A listings. The IP66 rating allows use in areas exposed to heavy washdown, rain, or dust.
Applications include chemical plants, refineries, grain processing, paint shops, and similar industrial settings. The fixture is also suitable for outdoor or marine environments where corrosion resistance and ingress protection are required.
It is designed to replace 400 Watt metal halide fixtures in hazardous or demanding locations.
Performance and Functional Considerations
The fixture outputs 21,000 lumens at 150 watts, providing a high efficacy of 140 lumens per watt. The 5000K color temperature delivers a neutral white light suitable for task visibility in industrial settings.
Beam angle options allow adjustment of light distribution to match the area?s needs. The standard 120° beam provides wide coverage, while 40°, 60°, and 90° optics are available for more focused applications.
Voltage compatibility covers both 100V-277V and 277V-480V ranges, supporting installation in a variety of electrical systems. The fixture operates at 50-60Hz.
Power factor above 0.95 and THD below 10% support stable operation in sensitive electrical environments. The fixture is dimmable via 1-10V controls.
Installation and Long-Term Use
Mounting options include yoke or 3/4 inch NPT pendant, supporting both ceiling and pendant installations. The fixture?s weight and dimensions should be considered when planning mounting points and support structures.
The copper-free aluminum housing resists corrosion in harsh or marine environments. The tempered glass lens provides impact resistance and protects the LEDs from contaminants.
IP66 rating allows for installation in areas exposed to water jets, dust, or heavy cleaning. IK10 rating means the fixture can withstand strong impacts from accidental contact or equipment.
Surge protection up to 10kV is integrated for electrical reliability. The fixture is rated for operation in ambient temperatures from -40°F to 122°F, supporting use in both cold storage and high-heat industrial spaces.
How This Fixture Is Commonly Used
After installation, you can select the beam angle that matches your area?s requirements. The wide 120° beam is used for general area lighting, while the narrower options focus light on specific zones or equipment.
The fixture?s dimming capability allows you to adjust light levels using 1-10V controls, supporting both energy management and task-specific lighting needs. Once set, the fixture operates with minimal maintenance due to its sealed construction and long LED lifespan.
In day-to-day use, the fixture?s robust housing and lens handle impacts and exposure to dust or water without requiring frequent inspection. The corrosion-resistant build is relied on in marine or chemical environments where standard fixtures would degrade.
Operators typically interact with the fixture only for periodic cleaning or during scheduled maintenance intervals, as the sealed design minimizes ingress and contamination issues.
Safety, Certifications, and Warranty
This fixture is UL 844 listed for hazardous locations, including Class I Division 2, Class II Division 1 and 2, and Class III. It is also UL 1598 listed for wet locations and UL 1598A listed for marine outside type environments.
ATEX and IECEx markings are present for applicable hazardous area requirements. The fixture is ABS certified.
It carries ETL and rebate-eligible listings. IP66 and IK10 ratings confirm suitability for wet, dusty, and high-impact environments.
LED Lighting Supply provides a 5-year warranty on this fixture.
Frequently Asked Questions
What voltage ranges are supported?
This fixture supports 100V-277V or 277V-480V input.
What is the lumen output and wattage?
The fixture delivers 21,000 lumens at 150 watts.
What hazardous location ratings does this fixture meet?
It is rated for Class I Division 2, Class II Division 1 and 2, and Class III environments.
What mounting options are available?
Mounting options include yoke or 3/4 inch NPT pendant.
What certifications does this fixture carry?
This fixture is UL 844, UL 1598, UL 1598A, ABS, ETL listed, and rebate eligible.
What is the warranty period?
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.








