Eaton Crouse-Hinds MLLA4-UNV34-S891-P-M2 LED - IP66/IP67

Part Number: MLLA4-UNV34-S891-P-M2
MLLA4-UNV34-S891-P-M2
Manufacturer
Eaton Crouse-Hinds
Part number
MLLA4-UNV34-S891-P-M2
Category

Quick Summary

MLLA4-UNV34-S891-P-M2 LED light fixture from Eaton Crouse-Hinds delivers high-output illumination for hazardous and classified locations. In industrial facilities, inconsistent lighting drives maintenance cycles, increases downtime, and raises safety risks in harsh environments. The fixture carries NEC/CEC compliance, NEMA 4X construction, and IP66/IP67 ratings, ensuring dependable performance in wet, dusty, or explosive atmospheres. Its 347–480 VAC input and 4 ft form factor support scalable installations across global plants, while a diffused glass lens and wide optics deliver uniform coverage. Together, this combination reduces energy use and simplifies compliance reporting for industrial operations.

Product Information

Extended Description

MLLA4-UNV34-S891-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, 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
MLLA4-UNV34-S891-P-M2
UPC
662276996878
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, Division 2 Class III Class I, Zone 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
347-480 Vac
Frequency rating
50/60 Hz
Lens material
Diffused glass
Entry size
3/4"
Finish
Painted gray 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 Canadian certification Champ MLLA Hazardous Area Linear LED Light Fixtures Canadian certification Champ MLLA Hazardous Area Linear LED Light Fixtures Canadian certification IF 1939 - Champ Linear MLLA M2 LED Light Engine Fixtures IF 1939 - Champ Linear MLLA M2 LED Light Engine Fixtures IF 1939 - Champ Linear MLLA M2 LED Light Engine Fixtures Champ MLLA LED Linear Champ MLLA LED Linear
High lumen output with efficient performance translates to fewer fixtures per space, improving layout flexibility and reducing installed cost. MLLA4-UNV34-S891-P-M2 delivers 8000 lumens at 59 W, achieving about 135 lumens per watt, enabling brighter work environments with lower energy consumption. The rugged IP66/IP67 and NEMA 4X enclosure protect against water, dust, and corrosive atmospheres, reducing maintenance intervals and costly downtime in hazardous locations. The broad voltage range of 347–480 VAC and 50/60 Hz support simplifies global deployments and power distribution planning, lowering installation time and inventory. The 4 ft length with a diffused glass lens provides uniform coverage with minimized glare, enhancing safety and productivity across production lines. Flush ceiling mounting and 3/4" entry points facilitate fast retrofits and clean ceiling aesthetics in constrained spaces.

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FAQs

For hazardous locations, choose flush ceiling mounting with the 3/4 inch conduit entries specified. Ensure compliance with NEC/CEC and local safety codes, and verify IP66/IP67 protection and NEMA 4X enclosure are maintained during installation. The unit weighs approximately 19.5 pounds, so plan for secure support and proper mounting hardware to prevent movement or vibration.
The fixture operates at 347–480 VAC, 50/60 Hz, delivering 8000 lumens at 59 watts. It achieves a high power factor of greater than 0.98, and its diffused glass lens supports wide, uniform illumination. These specs support reliable operation in global plants while minimizing energy costs and electrical infrastructure requirements.
Yes. It is rated for Hazardous/Classified Locations, with NEC/CEC compliance, and protected to IP66/IP67 with a NEMA 4X enclosure. This combination provides robust protection against dust, water, and harsh condiciones typical in chemical plants, refineries, and offshore facilities, meeting multiple regional requirements for hazardous-area lighting.
The 8000-lumen output at 59 W delivers high efficiency (≈135 lm/W), reducing the number of fixtures needed and lowering energy costs. The corrosion-resistant copper-free aluminum housing and diffused glass lens extend service life, decreasing maintenance frequency in harsh environments. Together, these factors translate to lower total cost of ownership and improved plant uptime.
Installers can refer to the IF 1939/IF 1946 sheets and the Champ MLLA spec guide for installation and wiring details. Additional resources include the brochure and catalog pages, as well as Canadian and UL certification reports, which are available through Eaton’s literature and UL/UL Prospector links listed in the downloads section.