Eaton MLLAW4-UNV34-S891-WH-M2 LED Fixture - IP66
Part Number: MLLAW4-UNV34-S891-WH-M2
Manufacturer
Eaton Crouse-Hinds
Part number
MLLAW4-UNV34-S891-WH-M2
Category
Quick Summary
Eaton Crouse-Hinds Champ MLLA LED linear light fixture delivers efficient illumination for hazardous-location industrial spaces. In challenging environments, maintenance cycles and compliance costs can bite; this luminaire is designed to withstand hazardous locations while reducing maintenance intervals and energy use. This unit carries NEC/CEC compliance, UL hazardous-area certifications, and IP66/IP67 protection with a NEMA 4X enclosure for reliable operation in Class I/II, Division 1 and Zone 2 locations. With a wide optical distribution and 347–480 VAC operation, it supports energy efficiency and consistent illumination across large facilities, improving throughput and reducing downtime. The result is a robust, code-compliant solution that aligns with contractor needs and facility-wide energy management goals.
Product Information
Extended Description
MLLAW4-UNV34-S891-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 glass lens, 8000 lumens, 135 lm/W, Copper-free aluminum, Flush ceiling mount, Wide, >0.98 PF, 347-480 Vac, 59W
Product Name
Eaton Crouse-Hinds series Champ MLLA linear LED light fixture
Catalog Number
MLLAW4-UNV34-S891-WH-M2
UPC
786689810450
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 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
Warm white
Lamp length
4 ft
Lumens
8000
Lumens per watt
135
Optical distribution
Wide
Mounting Method
Flush ceiling
Voltage rating
347-480 Vac
Frequency rating
50/60 Hz
Lens material
Diffused glass
Entry size
3/4"
Finish
Painted white epoxy
Material
Copper-free aluminum
Wattage
59W
Power factor
> 0.98
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 1932 - Champ Linear MLLA M2 LED Fixtures
IF 1932 - Champ Linear MLLA M2 LED Fixtures
IF 1932 - Champ Linear MLLA M2 LED Fixtures
Crouse-Hinds series Champ MLLA LED Linear ies photometric files
Crouse-Hinds series Champ MLLA LED Linear ies photometric files
Feature: LED technology delivering 8000 lumens at 135 lm/W. Business Impact: High output with efficient energy use reduces operating costs and lowers cooling loads. Application: Factory floors, warehouses, and production lines needing bright, reliable lighting. Feature: 347–480 VAC, 50/60 Hz input. Business Impact: Simplified electrical design and compatibility with regional power systems. Application: Industrial plants with mixed voltage infrastructure. Feature: IP66, IP67 and NEMA 4X enclosure. Business Impact: Superior dust, water, and corrosion resistance lowers maintenance and replacement frequency. Application: Chemical plants, oil & gas sites, and other harsh locations. Feature: 59 W power draw and 8000 lumens. Business Impact: Strong lumen-per-watt efficiency supports energy budgets while maintaining high illuminance. Application: Hazardous-area luminaires with space constraints and tall ceilings. Feature: Diffused glass lens and warm white output. Business Impact: Uniform light distribution reduces glare and improves worker comfort and accuracy. Application: Process areas and control rooms where color rendering matter. Feature: Copper-free aluminum construction. Business Impact: Enhanced corrosion resistance extends service life in aggressive environments. Application: Environments with chemical exposure or humidity. Feature: Flush ceiling mounting and 4 ft length. Business Impact: Minimal intrusion into workspace and easy integration into ceiling grids. Application: Industrial ceilings and drop-ceiling installations. Feature: Power factor >0.98. Business Impact: Lower reactive power charges and improved electrical system efficiency. Application: Large facilities where utility penalties or demand charges apply.
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FAQs
The fixture is designed for flush ceiling mounting with 4 ft length and 3/4 inch entries, enabling a clean install in restricted spaces. It meets NEC/CEC standards and UL hazardous-location certifications, providing safe, code-compliant operation in Class I/II, Division 1 and Zone 2 areas. Ensure proper wiring per local codes and verify supported voltage (347–480 VAC) at the installation site.
This model operates at 347–480 VAC, 50/60 Hz, consuming 59 W to emit 8000 lumens, delivering about 135 lm/W with a power factor >0.98. The high efficiency reduces energy costs and cooling loads while maintaining ample illumination for demanding industrial tasks and long-term savings on utility bills.
Yes. It features IP66/IP67 protection and a NEMA 4X enclosure, plus copper-free aluminum construction and a diffused glass lens. These attributes resist dust, water, and corrosion, making it suitable for chemical plants, oil and gas sites, and other harsh environments.
The combination of robust IP/NEMA ratings, long LED life, and high lumen output translates to longer service intervals and lower maintenance costs. The unit’s durable materials and efficient optics reduce replacement frequency, supporting a lower total cost of ownership in continuous-operation facilities.
Technical resources include brochures, catalogs, UL certification reports, IF sheets, and photometric data. Access is available via Eaton’s documentation hub and linked downloads, covering installation instructions, spec guides, and photometric files to aid design and compliance reviews.