Eaton Crouse-Hinds MLLA4CW-UNV1-S903D-1R-P-M2 IP67
Part Number: MLLA4CW-UNV1-S903D-1R-P-M2
Manufacturer
Eaton Crouse-Hinds
Part number
MLLA4CW-UNV1-S903D-1R-P-M2
Category
Quick Summary
MLLA4CW-UNV1-S903D-1R-P-M2 is a high-efficiency LED light fixture designed for hazardous locations. Facility managers often face downtime and safety concerns when lighting fails in explosive atmospheres. The luminaire carries NEC/CEC compliance with Class I Zone 2, Class I Division 2, and Class II Division 1 ratings, plus a NEMA 4X enclosure and IP67 protection. This rugged, 4 ft luminaire uses a diffused polycarbonate lens, copper-free aluminum housing, and 59W to deliver 8000 lumens at up to 135 lm/W. The result is reliable illumination, reduced maintenance, and lower operating costs for petrochemical, refinery, and chemical processing environments.
Product Information
Extended Description
MLLA4CW-UNV1-S903D-1R-P-M2 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Champ MLLA linear LED, Cool, 3/4" entries w/ 1/2" reducers, Painted gray epoxy, 4 ft, Diffused polycarb lens, 8000 lm, 135 lm/W, Copper-free alum, Ceil/wall mt offset, 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
MLLA4CW-UNV1-S903D-1R-P-M2
UPC
786689798307
Product Length/Depth
39 in
Product Height
8.08 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 III Class I, Division 2 Class II, Division 1
NEMA Rating
4X
Ingress protection (IP) ratings
IP67 IP66
Lamp type
LED
Color temperature
Cool white
Lamp length
4 ft
Lumens
8000
Lumens per watt
135
Optical distribution
Wide
Mounting Method
Ceiling/wall offset
Voltage rating
120-277 Vac, 127/250 Vdc
Frequency rating
50/60 Hz
Lens material
Diffused polycarbonate
Entry size
3/4" with 1/2" reducers
Finish
Painted gray epoxy
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 UL certification
Champ MLLA Hazardous Area Linear LED Light Fixtures UL certification
Champ MLLA Hazardous Area Linear LED Light Fixtures UL certification
IF 1946 - MLLA-M2 Linear LED with Emergency Battery Back-up
IF 1946 - MLLA-M2 Linear LED with Emergency Battery Back-up
IF 1946 - MLLA-M2 Linear LED with Emergency Battery Back-up
Crouse-Hinds series Champ MLLA LED Linear ies photometric files
Crouse-Hinds series Champ MLLA LED Linear ies photometric files
Feature → Business Impact → Application: 8000 lumens at 59 watts delivers high-contrast, wide-area lighting with exceptional efficiency, improving inspection visibility and worker safety while reducing energy costs in large industrial spaces. Application: Petrochemical plants, refineries, and chemical processing facilities benefit from lower operating expense and better compliance when lighting zones demand high output with minimal downtime. Feature → Business Impact → Application: IP67/IP66 protection and NEMA 4X enclosure provide superior ingress resistance against dust, water, and corrosive agents, extending service life in harsh environments and reducing maintenance frequency. Application: Offshore platforms and outdoor hazardous locations require rugged luminaires that withstand washdowns and exposure to chemicals. Feature → Business Impact → Application: NEC/CEC compliance with Class I/Zone 2, Class I Division 2, and Class II Division 1 ratings ensures regulatory alignment and safer ignition-protected lighting in hazardous areas. Application: Electrical rooms, switchyards, and process areas that demand verified compliance. Feature → Business Impact → Application: 3/4" entries with 1/2" reducers simplify wiring and retrofit, enabling flexible mounting and faster installation in retrofit projects. Application: Upgrades to existing MLLA installations or new builds in restricted footprints. Feature → Business Impact → Application: 4 ft length with a diffused polycarbonate lens minimizes glare and delivers uniform illumination, reducing eye strain and improving task performance. Application: Assembly lines, control rooms, and maintenance corridors in industrial facilities. Feature → Business Impact → Application: 120–277 Vac and 127/250 Vdc, 50/60 Hz universal power compatibility lowers stocking needs and simplifies global deployment. Application: Multi-site plants with diverse electrical standards.
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FAQs
This unit supports ceiling and wall mounting with offset positioning and 3/4 inch entries, plus 1/2 inch reducers for flexible conduit connections. The 4 ft length and diffused polycarbonate lens are designed for quick, secure retrofits and new installations in Zone 2/Class I environments, helping minimize downtime during upgrades.
The light delivers 8000 lumens at 59 watts with a high efficacy of 135 lm/W and a cool white color temperature. It operates at 50/60 Hz with a universal voltage rating of 120–277 Vac and 127/250 Vdc, making it suitable for global deployments in hazardous locations.
Yes. It carries NEC/CEC compliance, Hazardous/Classified Locations ratings (Class I Zone 2, Class I Division 2, Class II Division 1), and a NEMA 4X enclosure with IP67/IP66 ingress protection, ensuring safe operation and regulatory alignment in demanding environments.
Best suited for chemical processing, refineries, petrochemical plants, and industrial facilities with washdowns or corrosive exposures. The combination of rugged enclosure, robust light output, and universal voltage makes it a reliable choice for critical process areas and general illumination in hazardous zones.
The 4 ft, diffused polycarbonate lens and copper-free aluminum housing deliver durable performance with reduced maintenance. The long luminaire life, energy efficiency, and broad voltage compatibility translate to lower maintenance costs and a favorable total cost of ownership for multi-site operations.