Eaton MLLAW4N-UNV1-S903D-M2 LED Linear Light Fixture - IP66/IP67, NEMA 4X
Part Number: MLLAW4N-UNV1-S903D-M2
Manufacturer
Eaton Crouse-Hinds
Part number
MLLAW4N-UNV1-S903D-M2
Category
Quick Summary
MLLAW4N-UNV1-S903D-M2 LED linear light fixture provides robust illumination for hazardous industrial locations. In challenging environments, unreliable lighting can compromise safety, slow response times, and drive maintenance costs. This fixture carries NEC/CEC compliance for Hazardous/Classified Locations, including Class I, Division 2 and Class II, Division 1, along with IP66/IP67 protection and a NEMA 4X rating. Designed to retrofit with ease and operate across a wide voltage range, it delivers consistent performance while reducing energy use. For engineers seeking longevity, reliability, and regulatory peace of mind, this unit pairs high-efficiency lighting with rugged construction to support productive, compliant operations in demanding facilities.
Product Information
Extended Description
MLLAW4N-UNV1-S903D-M2 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Champ MLLA linear LED fixture, Warm white, 3/4" entries, Natural alum finish, 4 ft, Diffused polycarbonate lens, 8000 lm, 135 lm/W, Copper-free alum, Flush ceil mt, Narrow, >0.94 PF, 120-277 Vac, 127/250 Vdc, 59W
Product Name
Eaton Crouse-Hinds series Champ MLLA linear LED light fixture
Catalog Number
MLLAW4N-UNV1-S903D-M2
UPC
662276996571
Product Length/Depth
39 in
Product Height
4.42 in
Product Width
7.13 in
Product Weight
23.5 lb
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Zone 2 Class I, Division 2 Class II, Division 1 Class III
NEMA Rating
4X
Ingress protection (IP) ratings
IP66 IP67
Lamp type
LED
Color temperature
Warm white
Lamp length
4 ft
Lumens
8000
Lumens per watt
135
Optical distribution
Narrow
Mounting Method
Flush ceiling
Voltage rating
120-277 Vac, 127/250 Vdc
Frequency rating
50/60 Hz
Lens material
Diffused polycarbonate
Entry size
3/4"
Finish
Natural aluminum
Material
Copper-free aluminum
Wattage
59W
Power factor
> 0.94
Crouse-Hinds series Global LED lighting portfolio
Crouse-Hinds series Global LED lighting portfolio
Crouse-Hinds series Champ MLLA LED Linear catalog page
Champ MLLA Hazardous Area Linear LED Light Fixtures Canadian certification
Champ MLLA Hazardous Area Linear LED Light Fixtures Canadian certification
Champ MLLA Hazardous Area Linear LED Light Fixtures Canadian certification
IF 1932 - Champ Linear MLLA M2 LED Fixtures
IF 1932 - Champ Linear MLLA M2 LED Fixtures
IF 1932 - Champ Linear MLLA M2 LED Fixtures
Crouse-Hinds series Champ MLLA LED Linear ies photometric files
Crouse-Hinds series Champ MLLA LED Linear ies photometric files
Feature: Hazardous location certified construction with NEC/CEC compliance and protection ratings. Business Impact: Ensures regulatory alignment, reduces risk of non-compliance penalties, and lowers maintenance downtime. Application: Oil and gas facilities, chemical plants, and other classified locations requiring reliable explosion-protected lighting. Feature: High-efficiency LED lattice delivering 8000 lumens at 59 watts (approx. 135 lm/W). Business Impact: Lower energy costs, extended LED life, and fewer lamp replacements, improving total cost of ownership. Application: Continuous process areas and high-ceiling spaces where consistent, bright illumination is essential. Feature: Flexible power input 120–277 Vac and 127/250 Vdc with 50/60 Hz operation. Business Impact: Simplifies retrofits across mixed-voltage facilities, reducing install time and wiring complexity. Application: Plants with diverse supply voltages and evolving electrical standards. Feature: 4 ft length with 39 in body and 3/4" entry hardware plus diffused polycarbonate lens. Business Impact: Clean, space-efficient installation with optimized glare control and uniform light distribution. Application: Flush ceiling mounting in tight industrial ceilings and hazardous zones. Feature: Copper-free aluminum housing with natural aluminum finish and IP66/IP67, NEMA 4X protection. Business Impact: Superior durability against corrosion and water ingress, extending service life in harsh environments. Application: Outdoor facades, washdown areas, and chemically aggressive plants. Feature: Narrow optical distribution for targeted lighting with warm white color temperature. Business Impact: Improved task visibility and reduced contrast hotspots, boosting operator performance. Application: Readiness-critical work cells and control rooms in hazardous areas.
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FAQs
This fixture is designed for flush ceiling mounting with a 39 inch body length and 3/4 inch entries, simplifying retrofits in restricted ceiling spaces. It carries NEC/CEC hazardous location ratings and IP66/IP67 protection, so wiring should follow standard hazardous area installation practices, including proper enclosure use and secure terminations for reliable operation in Class I and II zones.
Yes. The MLLAW4N-UNV1-S903D-M2 is certified for Hazardous/Classified Locations, including Class I, Division 2 and Zone 2, as well as Class II/III deployments. This certification, combined with IP66/IP67 and NEMA 4X ratings, supports safe operation in environments with flammable gases or vapors and heavy industrial dusts.
The fixture delivers 8000 lumens at 59 watts, achieving about 135 lm/W with warm white output. Its PF is greater than 0.94, contributing to reduced energy waste. Long-term, the LED architecture lowers maintenance intervals versus traditional luminaires, translating to lower total cost of ownership in hazardous plants.
Absolutely. Its hazardous location certifications, broad voltage tolerance, IP66/IP67 protection, and corrosion-resistant aluminum housing make it suitable for chemical processing, refinery, and automotive plant environments where explosion protection and harsh washdown conditions are common.
Comprehensive documentation is available, including IF installation sheets, catalogs, and photometric files. Access to UL certification reports and IES photometrics supports design validation and compliant retrofits. Manufacturer literature provides mounting guidance, wiring diagrams, and performance data for reliable field deployment.