Eaton MLLA4-UNV1-S903-P-M2 LED Light Fixture - 4X IP66/IP67 Hazardous Locations

Part Number: MLLA4-UNV1-S903-P-M2
MLLA4-UNV1-S903-P-M2
Manufacturer
Eaton Crouse-Hinds
Part number
MLLA4-UNV1-S903-P-M2
Category

Quick Summary

LED Light Fixture MLLA4-UNV1-S903-P-M2 delivers high-output illumination for hazardous industrial areas. Engineers and maintenance teams often struggle with harsh environments, limited serviceability, and stringent regulatory demands. This luminaire meets NEC/CEC standards, provides IP66/IP67 ingress protection, and a NEMA 4X enclosure, with hazardous-location approvals covering Class I, II, and III locations. By combining rugged construction with energy-efficient performance, it enables safer, compliant upgrades and reduces long-term energy and maintenance costs in industrial lighting applications such as chemical plants, refineries, and hazardous work cells.

Product Information

Extended Description

MLLA4-UNV1-S903-P-M2 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Champ MLLA linear LED light fixture, Cool white, 3/4" entries, Painted gray epoxy, 4 ft, Polycarb lens, 8000 lumens, 135 lm/W, Copper-free alum, Flush ceiling mount, 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
MLLA4-UNV1-S903-P-M2
UPC
662276997264
Product Length/Depth
39 in
Product Height
4.42 in
Product Width
7.13 in
Product Weight
19.5 lb
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class II, Division 1 Class I, Zone 2 Class III Class I, Division 2
NEMA Rating
4X
Ingress protection (IP) ratings
IP66 IP67
Lamp type
LED
Color temperature
Cool 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
Polycarbonate
Entry size
3/4"
Finish
Painted gray epoxy
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 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 Eaton Specification Sheet - MLLA4-UNV1-S903-P-M2 Eaton Specification Sheet - MLLA4-UNV1-S903-P-M2
Feature: 8000 lumens at 59W with 135 lm/W efficacy. Business Impact: high-light output with low energy consumption, reducing electrical demand and cooling requirements. Application: factory floors and process areas needing bright, uniform illumination. Feature: IP66 and IP67 protection with a NEMA 4X housing. Business Impact: rugged ingress protection and corrosion resistance for washdown and harsh environments. Application: chemical plants, oil & gas facilities, and other hazardous locations. Feature: Wide operating voltage and frequency range 120-277 Vac, 50/60 Hz, and 127/250 Vdc. Business Impact: flexible deployment across multiple sites and power architectures, simplifying upgrades. Application: global facilities and multi-site retrofit projects. Feature: 4 ft length with flush ceiling mounting and 3/4" entry. Business Impact: easier installation with clean lines and minimal retrofit footprint. Application: suspended ceilings and overhead layouts in industrial plants. Feature: Copper-free aluminum construction, polycarbonate lens, and painted gray epoxy finish. Business Impact: durable, corrosion-resistant housing suitable for washdown and demanding environments, reducing maintenance costs. Application: external and indoor hazardous-area installations. Feature: NEC/CEC compliance, hazardous location ratings (Class I/II/III, Zone 2, Division 1/2), and IP/NEMA protections. Business Impact: regulatory alignment and safer operation with reduced compliance risk. Application: any facility requiring rigorous safety standards and dependable performance.

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FAQs

The MLLA4-UNV1-S903-P-M2 supports 120-277 Vac, 50/60 Hz, and 127/250 Vdc, with a flush ceiling mount and 3/4 inch entry. This enables straightforward retrofits across diverse sites, including chemical plants and refineries, while meeting NEC/CEC requirements and hazardous-location approvals for Class I, II, and III environments.
The fixture delivers 8000 lumens at 59W with an efficiency of 135 lm/W, using a cool white LED color temperature. It features a 4 ft long form factor, wide optical distribution, and a polycarbonate lens for durable, uniform lighting suitable for high-occupancy industrial spaces.
Yes. The MLLA4-UNV1-S903-P-M2 is designed for hazardous locations with NEC hazardous ratings that include Class I, Zone 2 and related Class II/III configurations. It also carries NEMA 4X and IP66/IP67 protections, making it appropriate for demanding industrial applications in hazardous areas.
This luminaire adheres to NEC/CEC standards and supports hazardous-location certifications with UL listings and IP66/IP67 ingress protection. Its NEMA 4X rating provides robust protection against corrosion and mechanical impact, ensuring long-term reliability in harsh industrial environments.
With a high-efficiency LED package (8000 lm at 59W), a long service life, and rugged IP66/IP67/NEMA 4X construction, this fixture minimizes maintenance cycles and energy costs. Its copper-free aluminum housing and durable polycarbonate lens also enhance longevity in washdown zones and outdoor hazardous locations.