Eaton Crouse-Hinds MLLAW4-UNV1-S903D-M2 - IP66 LED Fixture
Part Number: MLLAW4-UNV1-S903D-M2
Manufacturer
Eaton Crouse-Hinds
Part number
MLLAW4-UNV1-S903D-M2
Category
Quick Summary
MLLAW4-UNV1-S903D-M2 is a high-output LED linear light fixture designed for hazardous-location industrial spaces. In demanding environments, inconsistent illumination and frequent maintenance drive up operating costs; this model addresses those challenges with robust sealing and long-life LED technology. It meets critical requirements for hazardous and classified locations, and delivers reliable performance under NEC/CEC compliance, IP66/IP67 protection, and NEMA 4X enclosure standards. With a wide optical distribution and high lumen efficiency, this fixture supports safer work environments while reducing energy consumption. For engineers and procurement teams, it translates to lower total cost of ownership and easier compliance across multi-site operations.
Product Information
Extended Description
MLLAW4-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 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-M2
UPC
662276996816
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 II, Division 1 Class III Class I, Division 2
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
Natural aluminum
Material
Copper-free aluminum
Wattage
59W
Power factor
> 0.94
Crouse-Hinds series Champ MLLA LED Linear brochure
Crouse-Hinds series Champ MLLA LED Linear brochure
Crouse-Hinds series Champ MLLA LED Linear catalog page
Champ MLLA Hazardous Area Linear LED Light Fixtures UL certification
Champ MLLA Hazardous Area Linear LED Light Fixtures UL certification
Champ MLLA Hazardous Area Linear LED Light Fixtures UL certification
IF 1939 - Champ Linear MLLA M2 LED Light Engine Fixtures
IF 1939 - Champ Linear MLLA M2 LED Light Engine Fixtures
IF 1939 - Champ Linear MLLA M2 LED Light Engine Fixtures
Champ MLLA LED Linear
Champ MLLA LED Linear
Feature → Business Impact → Application: The Champ MLLA LED linear fixture uses a 4 ft long form factor with 3/4" entries and a diffused polycarbonate lens, enabling flush ceiling mounting without bulky accessories. This combination reduces installation time and helps maintain consistent light levels along long runs in hazardous areas such as chemical plants or oil and gas facilities. Application: corridor and workspace lighting in refineries where cleanability and continuity of service are paramount. Feature → Business Impact → Application: Copper-free aluminum housing provides superior corrosion resistance in harsh environments, extending fixture life and lowering replacement cycles in coastal or chemical processing plants. Application: offshore platforms and offshore wind facility maintenance zones where material compatibility matters. Feature → Business Impact → Application: 8000 lumens at 59 W with a power factor >0.94 delivers high-efficiency performance, cutting energy costs while meeting lighting standards for detailed inspection zones. Application: battery-backed or utility-fed sites requiring consistent illumination for safety-critical tasks. Feature → Business Impact → Application: IP66/IP67 ingress protection and NEMA 4X rating ensure reliable operation in wet, dusty, and rugged locations, reducing unscheduled downtime and facilitating compliance with hazardous-location codes. Application: plant floors, loading docks, and maintenance corridors. Feature → Business Impact → Application: Wide optical distribution accommodates large-area coverage with fewer fixtures, simplifying layout design and reducing total installed costs. Application: warehouse and assembly lines where uniform brightness improves throughput and reduces eye strain.
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FAQs
The Champ MLLA fixture is designed for flush ceiling mounting with 3/4" entry sizes, supporting 120-277 VAC and 127/250 VDC. Its copper-free aluminum housing and diffused polycarbonate lens simplify installation in Class I, Zone 2 and other hazardous areas, while meeting NEC/CEC requirements. Ensure power is de-energized during mounting and verify correct conduit entries to maintain IP66/IP67 integrity after install.
Key specs include 8000 lumens at 59 watts with a power factor greater than 0.94, a 4 ft length, 39 in overall product length, and a warm white color temperature. It operates across 120-277 VAC or 127/250 VDC at 50/60 Hz, with a wide optical distribution suitable for large areas requiring uniform illumination.
Yes. The MLLAW4-UNV1-S903D-M2 is rated for Hazardous/Classified Locations, covering Class I Zone 2, Class II Division 1, Class III, and Class I Division 2. It also carries NEC/CEC compliance and NEMA 4X/IP66/IP67 ratings, making it suitable for demanding industrial environments and wet or dusty facilities.
The fixture meets NEC/CEC standards, is rated for Hazardous/Classified Locations, carries NEMA 4X protection, and provides IP66/IP67 ingress protection. UL certification and other third-party verifications are available via the provided installation sheets and certification reports, ensuring regulatory compliance for global operations.
With 8000 lumens at 59 W and a high lumen-per-watt efficiency, the fixture reduces energy costs while delivering long service life in tough environments. Copper-free aluminum housing resists corrosion, lowering replacement frequency. The flush-mount design and wide distribution simplify retrofits and new installations, contributing to quicker payback and lower lifecycle maintenance costs.