Eaton Crouse-Hinds MLLA4-UNV1-P-M2 LED Fixture - IP66/IP67
Part Number: MLLA4-UNV1-P-M2
Quick Summary
MLLA4-UNV1-P-M2 is a high-efficiency linear LED light fixture for hazardous locations in industrial facilities. Facility teams often wrestle with corrosion, uneven maintenance, and uptime constraints in demanding environments; this fixture is designed to minimize those pain points. Certified for Hazardous/Classified Locations with NEMA 4X protection and IP66/IP67 ingress resistance, plus NEC/CEC compliance, it supports safe, compliant operation. With 8000 lumens, 59W, and 135 lm/W, it delivers reliable illumination while reducing energy spend and maintenance costs. The solution supports 120–277 Vac or 127/250 Vdc power, flush ceiling mounting, and a glass lens for long service life, making it a strong fit for engineers and integrators seeking可靠 industrial lighting.
Product Information
Extended Description
MLLA4-UNV1-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, Glass lens, 8000 lumens, 135 lm/W, Copper-free aluminum, 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-P-M2
UPC
662276997189
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 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
Wide
Mounting Method
Flush ceiling
Voltage rating
120-277 Vac, 127/250 Vdc
Frequency rating
50/60 Hz
Lens material
Glass
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 and Pauluhn DLLA Linear LED and Champ VMVL Intelligent LED Fixtures UL certification (Marine)
Champ MLLA and Pauluhn DLLA Linear LED and Champ VMVL Intelligent LED Fixtures UL certification (Marine)
Champ MLLA and Pauluhn DLLA Linear LED and Champ VMVL Intelligent LED Fixtures UL certification (Marine)
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
Champ MLLA LED Linear
Champ MLLA LED Linear
The MLLA4-UNV1-P-M2 LED fixture delivers 8000 lumens at 59W, achieving about 135 lumens per watt, which translates to meaningful energy savings and extended operational intervals in large industrial spaces. This feature directly improves plant visibility and worker safety while cutting electricity costs over the life of the fixture. Its rugged construction—copper-free aluminum housing with a painted gray epoxy finish—offers corrosion resistance in harsh environments, reducing maintenance cycles and replacement spend in chemical plants and offshore facilities. With IP66 and IP67 protection and NEMA 4X rating, the unit withstands dust, water jets, and heavy equipment exposure, providing reliable performance in hazardous locations such as refineries and mining operations. The glass lens and wide optical distribution ensure uniform illumination across work zones, minimizing shadows and outages. The flush ceiling mounting simplifies installation, reduces debris accumulation, and supports a clean, low-profile ceiling line. The 4 ft length combined with a 39 in effective depth lowers fixture counts, boosting project efficiency. The fixture supports multi-voltage operation 120-277 Vac and 127/250 Vdc, easing integration with existing infrastructure and enabling a single product across global sites. Optional emergency battery back-up (MLLA-M2 family) addresses life-safety requirements and improves uptime in critical egress areas, a key consideration for regulated facilities. Industry-standard compliance with NEC/CEC ensures regulatory alignment and safer commissioning, while the glass lens preserves optical integrity in demanding environments. Overall, the MLLA4-UNV1-P-M2 blends performance, durability, and ease of installation to deliver lower total cost of ownership and improved facility uptime.
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FAQs
The MLLA4-UNV1-P-M2 is designed for flush ceiling mounting, which provides a low-profile installation that minimizes dust traps and debris. Its 4 ft length reduces fixture counts on long runs, improving wiring efficiency and reducing installation time in industrial settings. For retrofits, ensure the ceiling structure can support a 19.5 lb unit and follow the manufacturer’s mounting instructions to maintain IP66/IP67 integrity.
Yes. The fixture is rated for Hazardous/Classified Locations with NEC/CEC standards support, including Class II, Division 1; Class I, Division 2; Class I, Zone 2; and Class III. It carries a NEMA 4X rating and IP66/IP67 ingress protection, making it appropriate for chemical, marine, and mining environments. Always verify local code applicability and follow installation manuals for safe operation.
The MLLA4-UNV1-P-M2 supports a broad voltage spectrum, including 120-277 Vac at 50/60 Hz and 127/250 Vdc. This versatility enables a single lighting solution across global facilities, reducing inventory complexity. The 59 W power draw and 8000 lumens provide strong lighting performance with high efficiency (135 lm/W) while maintaining compatibility with standard industrial power distributions.
Key performance features include 8000 lumens with a cool white color temperature and wide optical distribution for uniform area illumination. The high power factor (>0.94) supports electrical efficiency, while the glass lens maintains optical clarity under vibration and environmental stress. These attributes reduce glare, improve visibility for operators, and support safer, more productive work environments in hazardous zones.
Yes. The fixture uses copper-free aluminum for corrosion resistance and a robust IP66/IP67/NEMA 4X envelope that minimizes ingress of dust and moisture. Optional emergency battery back-up (MLLA-M2 family) improves life-safety compliance in egress zones, reducing downtime during power interruptions. The flush-mount design and long 4 ft length also lower maintenance visits by reducing fixture counts and simplifying cleaning in harsh environments.