Eaton Crouse-Hinds MLLA4-UNV1-EM1-M2 LED Linear Light - IP67

Part Number: MLLA4-UNV1-EM1-M2
Manufacturer
Eaton Crouse-Hinds
Part number
MLLA4-UNV1-EM1-M2

Quick Summary

MLLA4-UNV1-EM1-M2 LED linear light fixture provides reliable illumination for hazardous locations across industrial facilities. Facility teams often struggle with uptime and safety compliance when lighting fails in harsh environments or requires frequent maintenance. This unit is NEC/CEC certified for hazardous locations, with IP67 and IP66 protection and NEMA 4X durability, plus UL certifications for hazardous-area use. Engineered for flush ceiling mounting and 4 ft length, it delivers 8000 lumens at 59 watts with cool white color, and an integral emergency battery back-up. Together with broad voltage options and durable copper-free aluminum, it enables safer, more energy-efficient plant-wide retrofits and long-term cost savings for demanding industrial environments.

Product Information

Extended Description

MLLA4-UNV1-EM1-M2 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Champ MLLA linear LED, Cool white, 3/4" entries, Natural alum finish, 4 ft, Clear glass lens, 8000 lm, 135 lm/W, Copper-free alum, Flush ceil mt, Wide, >0.94 PF, Battery back-up, 120-277 Vac, 127/250 Vdc, 59W
Product Name
Eaton Crouse-Hinds series Champ MLLA linear LED light fixture
Catalog Number
MLLA4-UNV1-EM1-M2
UPC
786689797478
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 III Class II, Division 1 Class I, Division 2 Class I, Zone 2
NEMA Rating
4X
Ingress protection (IP) ratings
IP67 IP66
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
Natural aluminum
Material
Copper-free aluminum
Wattage
59W
Power factor
> 0.94
Special features
Integral emergency battery back-up
Feature: Copper-free aluminum housing with natural finish and a glass lens. Business Impact: Improves corrosion resistance in chemical, outdoor, and dusty settings, reducing maintenance costs and downtime. Application: Marine terminals, refineries, and mining operations benefit from durable construction that lasts the life of the installation. Feature: IP67/IP66 ingress protection and NEMA 4X rating. Business Impact: Ensures reliable operation in wet, dusty, and corrosive environments, meeting strict safety and compliance requirements. Application: Chemical plants and offshore facilities where moisture, dust, and aggressive atmospheres are common. Feature: 4 ft length with wide optical distribution. Business Impact: Maximizes coverage with fewer fixtures, lowering total installed cost and simplifying wiring/retrofitting. Application: Long-span aisles, process corridors, and hazardous-area workstations. Feature: 8000 lumens at 59W (135 lm/W) with cool white output. Business Impact: High-efficiency illumination reduces energy use while maintaining visibility for critical tasks. Application: Production floors, instrument rooms, and safety-critical zones. Feature: 120-277 Vac input and 127/250 Vdc compatibility. Business Impact: Simplifies installation and reduces inventory with a universal power range. Application: Mixed voltage facilities and retrofit projects where standardization matters. Feature: Integral emergency battery back-up. Business Impact: Maintains essential lighting during power outages, supporting code compliance and safer evacuations. Application: Exit pathways, egress lighting, and mission-critical zones in hazardous locations. Feature: Flush ceiling mounting and 3/4" entry size for conduits. Business Impact: Facilitates clean, unobtrusive installations with minimal enclosure footprint. Application: Suspended or recessed retrofit projects in tight industrial ceilings. Feature: Glass lens and 59W efficiency. Business Impact: Durable lens shields optics while delivering high lumen output without excessive heat. Application: Hazardous-location luminaire upgrades where reliability matters most.

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FAQs

Install the fixture with flush ceiling mounting, using 3/4" conduit entries. Ensure proper enclosure integrity and follow NEC/CEC guidelines for Hazardous/Classified Locations. The IP67/IP66 rating plus NEMA 4X protection helps confirm suitability in damp and corrosive environments. Use appropriate cables and junction boxes rated for hazardous areas and verify voltage compatibility (120-277 Vac or 127/250 Vdc).
The MLLA4-UNV1-EM1-M2 delivers 8000 lumens at 59W, equating to about 135 lm/W. It operates at 50/60 Hz with a voltage range of 120-277 Vac and 127/250 Vdc options. The color temperature is cool white, and it features an integral emergency battery back-up for critical illumination during power outages.
Yes. The unit is designed for Hazardous/Classified Locations with NEC/CEC compliance, IP67/IP66 protection, and NEMA 4X ruggedness. UL certification materials indicate suitability for hazardous-area use, making it appropriate for Class I Division 1 environments when installed per applicable codes and standards.
The fixture uses copper-free aluminum housing and a glass lens, reducing corrosion risk and wear in harsh environments. Its LED design provides long life with minimal maintenance, and the integral emergency back-up supports safety codes, reducing downtime and maintenance frequency in hazardous locations.
The emergency back-up ensures critical areas remain illuminated during outages, supporting safe egress and regulatory compliance. This reduces downtime, enhances safety during unexpected interruptions, and lowers risk-related costs in hazardous facilities where uninterrupted lighting is essential.