Eaton MLLA4-UNV34-S903-P-M2 LED Light - IP66 4X
Part Number: MLLA4-UNV34-S903-P-M2
Manufacturer
Eaton Crouse-Hinds
Part number
MLLA4-UNV34-S903-P-M2
Category
Quick Summary
MLLA4-UNV34-S903-P-M2 is a high-output LED linear light fixture for hazardous locations in industrial facilities. Engineers often struggle with maintaining safe, uniform illumination in harsh environments where moisture, dust, and vibration degrade lighting performance. This luminaire meets NEC/CEC hazardous location classifications including Class I Division 2 and Zone 2, plus IP66/IP67 and NEMA 4X protection. Its 59W input delivers 8000 lumens at 135 lm/W, and the flush ceiling mount and polycarbonate lens support clean, maintenance-friendly installations. Designed for 347-480 VAC with a 50/60 Hz supply, it aligns with common plant power rails, reducing wiring variations. The result is dependable visibility that supports safer start-ups, quicker line changeovers, and lower operating costs for facilities across oil, gas, and chemical processing.
Product Information
Extended Description
MLLA4-UNV34-S903-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, Polycarbonate 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-S903-P-M2
UPC
662276996953
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 I, Division 2 Class III Class I, Zone 2 Class II, Division 1
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
Polycarbonate
Entry size
3/4"
Finish
Painted gray epoxy
Material
Copper-free aluminum
Wattage
59W
Power factor
> 0.98
Crouse-Hinds series Global LED lighting portfolio
Crouse-Hinds series Global LED lighting portfolio
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 - MLLA4-UNV34-S903-P-M2
Eaton Specification Sheet - MLLA4-UNV34-S903-P-M2
Feature: High lumen output and efficiency deliver up to 8000 lumens at 135 lm/W for a 59W input. Business Impact: Reduces energy consumption and operating costs while maintaining high illumination levels across large industrial spaces. Application: Ideal for warehouses, refineries, and offshore platforms requiring bright, efficient lighting in hazardous locations. Feature: Hazardous-location protection including IP66/IP67 ratings and NEMA 4X enclosure. Business Impact: Ensures uptime in wash-down, dusty, and corrosive environments with rugged construction that passes stringent industry standards. Application: Suitable for Class I/II/III locations and offshore installations. Feature: Copper-free aluminum housing with a painted gray epoxy finish. Business Impact: Improves corrosion resistance and longevity in harsh environments, lowering maintenance cycles. Application: Outdoor and interior industrial areas with exposure to chemicals or humidity. Feature: Wide optical distribution with a polycarbonate lens. Business Impact: Delivers uniform coverage, reducing dark spots and improving overall safety; minimizes rework from inconsistent lighting. Application: Large floors, production lines, or staging areas. Feature: Flush ceiling mounting and 4 ft light-length with 3/4" entry. Business Impact: Simplifies installation, reduces glare, and eases cleaning and inspection in tight spaces. Application: Retrofit or new installations in industrial ceilings with restricted access. Feature: 347-480 VAC, 50/60 Hz operation and 59W consumption. Business Impact: Broad electrical compatibility minimizes site wiring changes and ensures dependable performance with standard plant power. Application: Retrofit projects and new builds in facilities with mixed voltage environments.
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FAQs
This fixture supports flush ceiling mounting with a 3/4" entry and accepts 347-480 VAC power at 50/60 Hz. Ensure the installation area meets NEC/CEC hazardous location requirements and verify the IP66/IP67 and NEMA 4X protections. Follow the included installation sheets to secure mounting, wiring, and sealing for compliant operation.
Key performance metrics include 8000 lumens with a 59W draw, yielding about 135 lm/W. It operates on 347-480 VAC at 50/60 Hz, with a wide optical distribution through a polycarbonate lens. The unit is rated IP66/IP67 and NEMA 4X for robust environmental protection.
Yes. The fixture is designed for Hazardous/Classified Locations with NEC/CEC hazard ratings, including Class I Division 2 and Zone 2, plus Class II Division 1. Its IP66/IP67 and NEMA 4X ratings support installation in chemical processing areas, offshore platforms, and other demanding environments.
The lamp complies with NEC/CEC hazardous location classifications (Class I Division 2, Zone 2, Class II Division 1) and carries IP66/IP67 protection with a NEMA 4X enclosure. It is built for Hazardous/Classified Locations and is designed to perform in washdown and high-dust environments.
With a long service life and high efficiency (8000 lm at 59W, 135 lm/W), maintenance intervals are extended and energy costs reduced. The rugged copper-free aluminum housing and epoxy finish resist corrosion, while the flush-mount design simplifies cleaning and inspections, delivering lower total cost of ownership in harsh industrial settings.