Eaton Crouse-Hinds MLLA4-UNV1-S891-WH-M2 LED Fixture - IP66/IP67

Part Number: MLLA4-UNV1-S891-WH-M2
Manufacturer
Eaton Crouse-Hinds
Part number
MLLA4-UNV1-S891-WH-M2

Quick Summary

The Eaton Crouse-Hinds MLLA4-UNV1-S891-WH-M2 LED linear light fixture delivers high-output illumination for hazardous industrial spaces. In demanding environments, downtime and maintenance can erode productivity, so a rugged solution that resists washdowns, dust, and corrosives while maintaining consistent performance is essential. With NEC/CEC hazardous-location classifications and robust IP66/IP67 protection, plus NEMA 4X sealing, this luminaire helps you stay compliant and safe in challenging settings. Designed for hazardous-location lighting upgrades, it also delivers energy efficiency and straightforward installation to reduce total cost of ownership for industrial automation facilities.

Product Information

Extended Description

MLLA4-UNV1-S891-WH-M2 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Champ MLLA linear LED fixture, Cool white, 3/4" entries, Painted white epoxy, 4 ft, Diffused glass lens, 8000 lm, 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-S891-WH-M2
UPC
786689780081
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 III Class I, Zone 2 Class I, Division 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
120-277 Vac, 127/250 Vdc
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
> 0.94
Feature: High lumen output and efficiency. Benefit: Delivers 8000 lumens at 135 lumens per watt, enabling fewer fixtures and lower energy costs while still providing full coverage in large industrial areas. Application: Warehouses, processing zones, and maintenance corridors where uniform brightness is critical. Feature: Hazardous-location and environmental protection. Benefit: NEC/CEC compliance with Class II, Division 1; Class I, Zone 2; and Class III ratings, plus IP66/IP67 and NEMA 4X protection, reducing compliance risk and enabling installation in chemical plants, refineries, and offshore facilities. Application: Areas with vapors, dust, or washdown requirements. Feature: Robust construction for harsh facilities. Benefit: Copper-free aluminum with painted white epoxy finish offers strong corrosion resistance and long life in aggressive environments, lowering maintenance intervals. Application: Marine terminals, metal-processing plants, and outdoor industrial spaces. Feature: Flexible installation and power options. Benefit: 120–277 VAC with 127/250 VDC support, 59W consumption, and a wide optical distribution with a diffused glass lens, simplifying power distribution and improving light uniformity. Application: Retrofit projects and new builds in mixed electrical environments. Feature: Practical form factor and mounting. Benefit: 4 ft length with flush ceiling mounting and 3/4" entry points facilitates clean, space-saving installations and easy integration into existing ceilings. Application: Plant ceilings, mezzanines, and utility corridors where a neat, low-profile look is required.

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FAQs

The Champ MLLA is designed for flush ceiling mounting with 3/4" entry points and a 4 ft overall length. It supports a broad voltage range (120-277 VAC, 127/250 VDC) and uses diffused glass for uniform illumination. When wiring, ensure enclosures and conduits meet NEC/CEC requirements for hazardous areas and keep connections sealed to maintain IP66/IP67 integrity.
This fixture carries NEC/CEC compliance and hazardous-location ratings including Class II, Division 1; Class III; Class I, Zone 2; and Division 2. It also has NEMA 4X protection and IP66/IP67 ingress protection, suitable for chemical plants, oil and gas facilities, and other demanding environments where washdowns and dust are concerns.
With 8000 lumens at 59W and a power factor greater than 0.94, it delivers bright, efficient illumination that reduces the number of fixtures required and lowers energy bills. The long-life LED design minimizes maintenance cycles in hard-to-reach areas, contributing to lower labor costs and less downtime.
Yes. The fixture includes corrosion-resistant copper-free aluminum construction with an epoxy finish and IP66/IP67 sealing, plus UL marine certifications documented in the product literature, making it appropriate for marine terminals, offshore platforms, and other wet, harsh environments.
You can access brochures, the Champ MLLA catalog page, UL certification reports, installation instructions, and photometric data from Eaton’s Crouse-Hinds resource library. Key assets include the MLLA LED catalog page, LED brochure, and ies photometric files for precise lumen distribution, enabling first-pass spec comparisons.