Eaton MLLA4N-UNV34-S903-WH-M2 LED Fixture - IP66

Part Number: MLLA4N-UNV34-S903-WH-M2
MLLA4N-UNV34-S903-WH-M2
Manufacturer
Eaton Crouse-Hinds
Part number
MLLA4N-UNV34-S903-WH-M2
Category

Quick Summary

MLLA4N-UNV34-S903-WH-M2 is a high-efficiency LED fixture designed for hazardous-location industrial spaces. When upgrading legacy lighting, engineers often face reliability and maintenance gaps in harsh environments. This luminaire delivers NEC/CEC compliance, IP66/IP67 protection, and 4X NEMA ruggedness, making it suitable for Class I Division 2, Zone 2, and other hazardous locations. Designed for flush-ceiling installation with 347-480 VAC power and a narrow optical distribution, it helps reduce energy costs and downtime while meeting reliability targets. In addition to strong performance, it supports predictable maintenance planning and long-term total cost of ownership improvements, aligning with facility-wide efficiency initiatives.

Product Information

Extended Description

MLLA4N-UNV34-S903-WH-M2 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Champ MLLA linear LED fixture, Cool white, 3/4" entries, Painted white epoxy, 4 ft, Polycarbonate lens, 8000 lumens, 135 lm/W, Copper-free aluminum, Flush ceiling mount, Narrow, >0.98 PF, 347-480 Vac, 59W
Product Name
Eaton Crouse-Hinds series Champ MLLA linear LED light fixture
Catalog Number
MLLA4N-UNV34-S903-WH-M2
UPC
786689810054
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 II, Division 1 Class I, Zone 2 Class III
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
Narrow
Mounting Method
Flush ceiling
Voltage rating
347-480 Vac
Frequency rating
50/60 Hz
Lens material
Polycarbonate
Entry size
3/4"
Finish
Painted white epoxy
Material
Copper-free aluminum
Wattage
59W
Power factor
> 0.98
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 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: 8000 lumens at 59W with a high 135 lm/W efficiency. Business Impact: Lower energy consumption per lumen reduces operating costs and heat load, contributing to longer equipment life. Application: High-bay or overhead lighting in petrochemical plants and refineries where energy efficiency matters. Feature: PF > 0.98 and 50/60 Hz compatibility. Business Impact: Consistent, flicker-free lighting with reliable performance across standard power grids, minimizing downtime and improving worker safety. Application: Continuous-process environments and maintenance areas that require stable illumination. Feature: 347-480 VAC operation with 3/4" entry and flush ceiling mounting. Business Impact: Simplified wiring, faster installation, and reduced hardware costs, lowering total project time. Application: New builds and retrofits in industrial facilities with high-voltage distribution. Feature: Copper-free aluminum housing with polycarbonate lens and white epoxy finish. Business Impact: Corrosion resistance in harsh environments and reduced maintenance painting, improving long-term appearance and durability. Application: Offshore platforms, chemical plants, and mining sites. Feature: IP66/IP67 and NEMA 4X protection, Hazardous/Classified Locations. Business Impact: Superior ingress protection and ruggedness for harsh locations, lowering replacement frequency and service calls. Application: Hazardous-area lighting that requires robust enclosure integrity.

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FAQs

Install using the flush ceiling mounting method with the 3/4" entry points. Ensure the supply is within 347–480 VAC and connect to a 50/60 Hz power source. Verify the location is within NEC/CEC classified areas and that The unit remains properly sealed for IP66/IP67 protection. Follow standard electrical codes and Eaton installation sheets for best results.
Yes. The fixture is rated for 347–480 VAC, supports 50/60 Hz operation, and maintains a power factor greater than 0.98. This makes it suitable for industrial power distribution, reducing energy waste and ensuring stable illumination in high-Voltage environments.
Ideal for Hazardous/Classified Locations such as oil refineries, chemical plants, and mining facilities. The narrow optical distribution focuses light where it’s needed, while the 4 ft length and ceiling-mount design suit warehouse aisles, process areas, and maintenance corridors, improving visibility and safety in demanding environments.
The unit carries NEC/CEC standards, NEMA 4X enclosure rating, and IP66/IP67 ingress protection. It is listed for Hazardous Locations with classifications including Class I Division 2, Class II Division 1, Class I Zone 2, and Class III. These certifications ensure compliance and safer operation in challenging locations.
With 8000 lumens at 59W and a PF > 0.98, energy costs are reduced compared to legacy lighting. The copper-free aluminum housing and polycarbonate lens resist corrosion, lowering maintenance frequency. The robust IP66/IP67/NEMA 4X protection reduces replacement cycles, translating to lower lifecycle costs and improved uptime.