50 Watt Explosion Proof Vapor Tight LED Light | 7000 Lumens | Class 1 Div 2 | 5000K | 100-277V | 4 Foot

SKU: MLLG-LED-EXPLR4-50-50-C1D2 Web ID: 1768
Starting at: $790.00

Availability: 231 In Stock Ships 4-7 Days

This 50 watt LED hazardous location fixture is a strong choice for demanding industrial environments where UL 844, UL 1598, and ABS certifications are required. Its 7000 lumen output efficiently replaces 250 watt metal halide units, while the 120° beam angle and 5000K color temperature ensure broad, high-visibility coverage for operational safety. The stainless steel housing, polycarbonate lens, IP66, and IK10 ratings provide robust protection against water, dust, and impact, making it well-suited for chemical plants, refineries, grain processing, wastewater, and marine facilities. Surface mounting is required.

Neil Peterson | CEO and Chief Lighting Specialist

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    Product Specifications

    ETL Listed - Certified for Product Safety Compliance to North American StandardsRebate Eligible - Qualifies for Energy Incentive ProgramsClass 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

    Brand LED Lighting Supply
    Watts 50
    Lumens 7000
    Lumens Per Watt 140
    Replaces 250 Watt Metal Halide
    Voltage 100V-277V
    Color Temperature 5000K
    CRI 80+
    Dimming 1-10V
    Beam Angles (Std) 120°
    Optics Polycarbonate Lens
    Lifespan 50,000 (L70) hours
    Mounting Surface
    Frequency (Hz) 50-60Hz
    Power Factor >.95
    THD < 10%

    Durable Construction

    Housing Stainless Steel
    IP Rating IP66
    IK Rating IK10
    Operating Temperature -40°F to 122°F
    Certifications ETL | Rebate Eligible
    Warranty 5 years

    Measurements

    Dimensions (in) 52 X 8.2 X 4.7
    Weight (lbs) 16

    Product Lighting Layout Estimator

    Use this estimator to calculate approximate fixture count, spacing, and average foot-candles for a simple rectangular space using the selected LED fixture. Enter your room dimensions, mounting height, target foot-candles, light loss factor, and room/layout condition to generate a preliminary lighting layout. When IES photometry is available, workplane height and room reflectance controls are shown.

    Project Inputs

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    Estimated Results

    Fixtures --
    Layout --
    Estimated Avg FC --
    Approx. Spacing --
    Fixture Offset --
    Calculation Method: --
    Top-Down Fixture Layout Fixture positions and estimated floor light levels
    Lower estimated FC Near target Higher estimated FC

    Estimated average foot-candles are preliminary and should be verified with a lighting plan for project-critical applications.

    Room / Layout Condition: This field is used only when usable IES photometry is not available. In fallback mode, it acts as a simplified room utilization factor for reflectance, fixture distribution, racking, obstructions, and how much fixture light reaches the work area. Open / light-colored spaces use 0.90, typical warehouses or shops use 0.75, racked or obstructed spaces use 0.60, and dark or complex spaces use 0.45. When IES photometry is active, this field is hidden and the estimator uses the selected workplane height, LLF, and simplified reflectance adjustment instead.

    Photometry / Simulation Note: When usable IES photometry is available for the selected fixture, this estimator uses the fixture’s IES candela data, selected workplane height, light loss factor, and simplified reflectance adjustment to estimate fixture count, average foot-candles, and visual light distribution. The reflectance adjustment is a conservative approximation and is not a full zonal-cavity, radiosity, or professional photometric room calculation. When IES photometry is not available, the estimator uses a simulated beam model based on lumens, mounting height, room/layout condition, light loss factor, and beam angle.

    Preliminary Estimate Only: This estimator is intended for simple square or rectangular spaces and should be used as a planning aid, not a final photometric lighting plan. Actual light levels may vary based on fixture optics, selected IES file, mounting conditions, workplane height, ceiling height, surface reflectance, obstructions, controls, voltage, installation conditions, and site-specific requirements. Project-critical applications should be verified with a formal lighting plan.

    Need Verified Light Levels?

    This estimate is a starting point. Warehouses, industrial facilities, hazardous locations, sports areas, schools, healthcare spaces, public areas, and code-sensitive projects may require a reviewed lighting layout before purchase or installation.

    Estimator Version 2.9.20

    Product Overview

    This 4-foot explosion proof vapor tight LED light is a 50-watt linear fixture for hazardous location lighting. It produces 7000 lumens at 5000K and uses a stainless steel housing with a polycarbonate lens.

    The fixture is rated for Class I, Division 2; Class II, Divisions 1 and 2; and Class III locations. Its 50-watt LED system replaces a 250-watt metal halide fixture where the existing hazardous-location classification and mounting arrangement are confirmed.

    Core Performance and Output

    The fixture delivers 7000 lumens at 140 lumens per watt. The 120-degree beam distribution provides broad linear coverage through the polycarbonate lens.

    Input voltage is 100-277V at 50-60Hz. Power factor is greater than 0.95, and total harmonic distortion is less than 10%.

    At lower mounting heights, 7000 lumens can create excessive brightness if fixture locations are too close together. Higher mounting heights require layout review to maintain uniform light levels between fixtures.

    Adjustability and Control Options

    This fixture supports 1-10V dimming. Dimming control wiring must be planned with the fixture electrical installation.

    The fixture operates on 100-277V input voltage. It does not include adjustable wattage, adjustable color temperature, or alternate beam angle information in the supplied product data.

    Longevity and Reliability

    The LED system is rated for 50,000 hours L70 life. This rating identifies the point at which light output is expected to reach 70 percent of initial output.

    The fixture operates from -40F to 122F. Its sealed IP66 construction helps protect internal components in wet and dusty operating conditions.

    Build Quality and Physical Characteristics

    The housing is stainless steel, and the lens is polycarbonate. The fixture has an IK10 impact rating and an IP66 ingress protection rating.

    Overall dimensions are 52 x 8.2 x 4.7 inches. Fixture weight is 16 pounds.

    Surface mounting is the listed mounting method. The mounting surface and support hardware must carry the fixture weight and suit the installation location.

    Where This Product Fits Best

    This fixture fits classified locations requiring a linear, surface-mounted hazardous location light with broad distribution. Its Class I, II, and III ratings support use in listed hazardous environments.

    • hazardous location lighting
    • paint booth lighting
    • chemical processing facility lighting
    • oil and gas facility lighting
    • refinery lighting
    • solvent storage area lighting

    IP66, IK10, wet-location suitability, and the -40F to 122F operating range support demanding environmental conditions. Final installation must match the area classification, division, group, and operating conditions.

    Installation and Long-Term Use

    The fixture uses surface mounting and requires 100-277V power. Installers should confirm mounting structure, supply voltage, dimming wiring, and hazardous-location requirements before installation.

    The 52-inch fixture length affects row alignment and mounting point placement. Its 16-pound weight requires secure support at the installed surface.

    Long-term maintenance should include inspection of the housing, polycarbonate lens, mounting points, and electrical connections. Maintain the enclosure condition needed for the installed classified location.

    How This Fixture Is Commonly Used

    In hazardous location lighting and paint booth lighting layouts, these fixtures are surface mounted in linear rows or positioned to follow the work area geometry. Mounting height is determined by the facility layout, required light levels, and installed hazardous-location conditions.

    For chemical processing facility lighting, refinery lighting, and oil and gas facility lighting, fixture placement follows access paths, equipment areas, and the boundaries of the classified space. The 120-degree distribution supports broad coverage from each fixture.

    Spacing varies with mounting height, target light levels, and the required uniformity across the layout. Higher output can reduce fixture count, but fixture placement still determines glare and coverage consistency.

    Safety, Certifications, and Warranty

    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. ETL. Rebate Eligible.

    The fixture includes a 5-year warranty.

    Frequently Asked Questions

    Q: What is the light output of this explosion proof fixture?

    A: The fixture delivers 7000 lumens while operating at 50 watts.

    Q: What voltage does this fixture use?

    A: The fixture operates on 100-277V input voltage at 50-60Hz.

    Q: Can this fixture be dimmed?

    A: Yes. It supports 1-10V dimming.

    Q: What mounting method is listed?

    A: Surface mounting is the listed mounting method.

    Q: What hazardous location classifications are listed for this fixture?

    A: The fixture is listed 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.

    Application Questions and Clarification

    Q: Is this fixture intended for paint booth lighting?

    A: Yes. Paint booth lighting is a primary application for this explosion proof fixture family.

    Q: Can this fixture be used for marine environment lighting?

    A: Marine environment lighting is a secondary application for this product family. The fixture is UL 1598A Marine Outside Type and ABS rated.

    Q: What should be confirmed before placing fixtures in a chemical processing facility lighting layout?

    A: Confirm the hazardous-location classification, division, group, mounting surface, supply voltage, mounting height, target light levels, and layout requirements.

    Q: What should be considered when planning fixture spacing?

    A: Mounting height, target light levels, fixture distribution, and layout requirements affect spacing. A specific spacing value is not established by the supplied product data.

    Web ID: 1768

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