MLLAW4-UNV1-S903D-WH-M2 LED Fixture - IP66/IP67

Part Number: MLLAW4-UNV1-S903D-WH-M2
MLLAW4-UNV1-S903D-WH-M2
Manufacturer
Eaton Crouse-Hinds
Part number
MLLAW4-UNV1-S903D-WH-M2
Category

Quick Summary

MLLAW4-UNV1-S903D-WH-M2 is a rugged LED linear light fixture for hazardous industrial locations. In harsh environments, unreliable lighting drives downtime, costly maintenance, and safety risk. It carries NEC/CEC hazardous-location ratings with Class I, Division 2 and Zone 2, Class II/III as applicable, plus IP66/IP67 protection and NEMA 4X durability. Designed for 120–277 VAC or 127/250 VDC and flush-ceiling mounting, it delivers 8000 lumens at 59 watts with a wide optical distribution, supporting energy efficiency and long service life. This combination reduces maintenance cycles, simplifies procurement, and supports compliance while delivering warm white illumination that enhances worker productivity.

Product Information

Extended Description

MLLAW4-UNV1-S903D-WH-M2 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Champ MLLA linear LED fixture, Warm white, 3/4" entries, Painted white epoxy, 4 ft, Diffused polycarbonate lens, 8000 lm, 135 lm/W, Copper-free alum, Flush ceiling mt, Wide, >0.94 PF, 120-277 Vac, 127/250 Vdc, 59W
Product Name
Eaton Crouse-Hinds series Champ MLLA linear LED light fixture
Catalog Number
MLLAW4-UNV1-S903D-WH-M2
UPC
786689810436
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, Division 2 Class I, Zone 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
Wide
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
Painted white epoxy
Material
Copper-free aluminum
Wattage
59W
Power factor
> 0.94
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Feature: 8000 lumens at 59 watts with 135 lm/W. Business Impact: Delivers bright, uniform illumination with lower energy consumption and reduced cooling load, supporting safer operations and fewer fixtures needed for large spaces. Application: Factory floors, processing lines, and maintenance bays requiring high-visibility areas. Feature: IP66/IP67 protection and NEMA 4X rating. Business Impact: Provides reliable performance in wet, dusty, and corrosive environments, lowering maintenance frequency and extending service life. Application: Chemical plants, oil and gas facilities, and washdown zones where ingress protection is critical. Feature: Diffused polycarbonate lens and 4 ft length with 3/4" entry. Business Impact: Creates glare-free, broad-area illumination while simplifying conduit routing and installation in tight ceiling plenum spaces. Application: Hazardous area ceilings with limited mounting options. Feature: Copper-free aluminum housing and painted white epoxy finish. Business Impact: Combats corrosion in aggressive environments, protecting fixture integrity and reducing replacement costs. Application: Offshore platforms, refineries, and industrial plants with harsh atmospheres. Feature: Flexible power options 120–277 VAC and 127/250 VDC, with 50/60 Hz. Business Impact: Eliminates voltage mismatches, reduces inventory, and accelerates deployment across multi-site facilities. Application: Facilities with mixed electrical systems and variable supply infrastructures.

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FAQs

Installers should follow the fixture’s flush ceiling mounting protocol, using the 3/4" entry for conduit connections. With a 39" length and 23.5 lb weight, position within approved hazardous-location enclosures. Ensure the supply is within 120–277 VAC or 127/250 VDC and use compliant wiring methods for Class I, Division 2 or Zone 2 environments. The IP66/IP67 protection and NEMA 4X rating provide ingress protection in wet, dusty or corrosive areas, simplifying site compliance.
Key specs include 8000 lumens at 59 watts, delivering 135 lumens per watt. It operates on 50/60 Hz with voltage ratings of 120–277 VAC and 127/250 VDC. The fixture features a warm white LED output and a diffused polycarbonate lens for uniform illumination. A high power factor (>0.94) supports efficient electrical performance and reduced utility costs.
Yes. The MLLAW4-UNV1-S903D-WH-M2 is designed for Hazardous/Classified Locations, with NEC/CEC hazardous-location compliance and ratings including Class I, Division 2 and Zone 2. Coupled with IP66/IP67 protection and 4X NEMA protection, it is suitable for oil and gas, chemical processing, and other demanding industrial environments.
This fixture aligns with NEC/CEC hazardous-location standards and carries UL-related certifications for hazardous environments. Its IP66/IP67 ingress protection, NEMA 4X rating, and 4X corrosion resistance ensure compliance with seismic, washdown, and corrosive exposure requirements. These certifications minimize risk during approval processes and support safe operation in harsh facilities.
With 8000 lumens at 59 watts and a long service life, this fixture reduces maintenance cycles and replacement costs in hazardous areas. The copper-free aluminum housing and durable epoxy finish resist corrosion, while the high PF minimizes electrical losses. Overall, facilities gain lower operating costs, fewer ladder-intensive maintenance visits, and improved lighting reliability.