Eaton Crouse-Hinds MLLA2-UNV34-S891-M2 LED Light Fixture - IP66/IP67
Part Number: MLLA2-UNV34-S891-M2
Manufacturer
Eaton Crouse-Hinds
Part number
MLLA2-UNV34-S891-M2
Category
Quick Summary
LED light fixture for hazardous environments, the MLLA2-UNV34-S891-M2 delivers reliable industrial illumination for hazardous locations. Maintenance-heavy sites face downtime and costly replacements, making robust protection and long life essential. This unit carries IP66/IP67 ingress protection, NEC/CEC compliance, and a NEMA 4X enclosure, supporting safe washdown use in demanding facilities. With copper-free aluminum, a diffused glass lens, and 347–480 VAC operation, it combines corrosion resistance with dependable lighting quality. For procurement teams, the 2 ft form factor and 4000 lumens at 30W offer a compelling efficiency and lifecycle value that translate into lower total cost of ownership and reduced maintenance cycles.
Product Information
Extended Description
MLLA2-UNV34-S891-M2 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Champ MLLA linear LED light fixture, Cool white, 3/4" entries, Natural aluminum finish, 2 ft, Diffused glass lens, 4000 lumens, 132 lm/W, Copper-free aluminum, Flush ceiling mount, Wide, >0.95 PF, 347-480 Vac, 30W
Product Name
Eaton Crouse-Hinds series Champ MLLA linear LED light fixture
Catalog Number
MLLA2-UNV34-S891-M2
UPC
662276995437
Product Length/Depth
25.94 in
Product Height
4.42 in
Product Width
7.13 in
Product Weight
15.1 lb
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Zone 2 Class I, Division 2 Class II, Division 1 Class III
NEMA Rating
4X
Ingress protection (IP) ratings
IP66 IP67
Lamp type
LED
Color temperature
Cool white
Lamp length
2 ft
Lumens
4000
Lumens per watt
132
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
Natural aluminum
Material
Copper-free aluminum
Wattage
30W
Power factor
> 0.95
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 Canadian certification
Champ MLLA Hazardous Area Linear LED Light Fixtures Canadian certification
Champ MLLA Hazardous Area Linear LED Light Fixtures Canadian 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
Eaton Specification Sheet - MLLA2-UNV34-S891-M2
Eaton Specification Sheet - MLLA2-UNV34-S891-M2
Feature → Business Impact → Application: The MLLA2-UNV34-S891-M2 delivers 4000 lumens at 30W with a high 132 lm/W efficacy and PF >0.95, driving meaningful energy savings and improved illumination quality in industrial rooms. This directly reduces operating costs while maintaining compliant illumination levels in hazardous locations such as chemical plants and refineries. The 2 ft length with 347–480 VAC input and 50/60 Hz compatibility simplifies integration with existing wiring and power systems, cutting installation time and reducing wiring diversity on site. The wide optical distribution with a diffused glass lens provides uniform lighting across large workspaces, minimizing shadowed zones and improving operator safety in hazardous zones. Copper-free aluminum construction and a natural finish resist corrosion in chemical environments, extending service life and reducing replacement frequency. IP66/IP67 protection and NEMA 4X enclosure ensure reliable performance during washdowns and in rugged industrial settings, supporting maintenance-friendly operation and compliance with applicable standards. The flush ceiling mounting and 3/4" entry design streamline installation in constrained ceilings while maintaining a sleek, low-profile appearance that minimizes physical obstruction in crowded facilities. Overall, the fixture delivers industry-leading reliability, easy maintenance, and tangible ROI through energy efficiency and extended asset life.
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FAQs
When installing the MLLA2-UNV34-S891-M2 in hazardous locations, plan for flush ceiling mounting, 2 ft length, and 3/4" entries. Verify 347–480 VAC supply and 50/60 Hz compatibility, ensure IP66/IP67 seals and NEMA 4X enclosure integrity, and reference NEC/CEC guidelines for Class I/II/III locations. Use UL-listed installation sheets as needed.
The fixture operates at 347–480 VAC, 50/60 Hz, delivering 4000 lumens at 30 watts with an efficiency of 132 lm/W and a power factor greater than 0.95. Its diffused glass lens and wide optical distribution provide uniform illumination, reducing flicker and improving visibility across industrial work areas.
Yes. The MLLA2-UNV34-S891-M2 is rated for Hazardous/Classified Locations, including Class I Zone 2, Class I Division 2, Class II Division 1, and Class III. This makes it suitable for chemical plants, oil and gas facilities, and other environments requiring rigorous hazardous-location compliance.
The fixture complies with NEC/CEC standards, has IP66/IP67 ingress protection, and a NEMA 4X enclosure. Documentation includes installation sheets (IF series), Eaton specification sheets, and Canadian/UL certification references. Access to UL and IQULProspector certifications is available for verification, along with a washdown-ready design for industrial scrutiny.
The 30W, 4000 lm MLLA2-UNV34-S891-M2 delivers energy savings compared with traditional lighting, while its long service life reduces replacement cycles. The rugged, corrosion-resistant copper-free aluminum construction and sealed IP66/IP67 design minimize maintenance costs in harsh environments, contributing to a lower total cost of ownership and faster return on investment.