Eaton MLLA4N-UNV1-S903D-P-M2 Linear LED Fixture - IP66
Part Number: MLLA4N-UNV1-S903D-P-M2
Manufacturer
Eaton Crouse-Hinds
Part number
MLLA4N-UNV1-S903D-P-M2
Category
Quick Summary
The Eaton Crouse-Hinds MLLA4N-UNV1-S903D-P-M2 is a high-output linear LED fixture for hazardous locations and industrial spaces. This solution addresses the common challenge of delivering reliable illumination in tough environments where corrosion, dust, and Explosion Hazard are present. With NEC/CEC compliance and robust ingress protection, it is engineered to perform where conventional lamps struggle. The fixture carries Hazardous/Classified Locations approvals, IP66/IP67 protection, and a NEMA 4X rating to ensure long-term durability in harsh conditions. In addition to compliance, it offers wide voltage compatibility and energy efficiency, making it a practical choice for maintenance teams seeking operational savings and consistent lighting quality in challenging facilities.
Product Information
Extended Description
MLLA4N-UNV1-S903D-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 polycarb lens, 8000 lm, 135 lm/W, Copper-free alum, Flush ceil mt, Narrow, >0.94 PF, 120-277 Vac, 127/250 Vdc, 59W
Product Name
Eaton Crouse-Hinds series Champ MLLA linear LED light fixture
Catalog Number
MLLA4N-UNV1-S903D-P-M2
UPC
662276996830
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 II, Division 1 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
Narrow
Mounting Method
Flush ceiling
Voltage rating
120-277 Vac, 127/250 Vdc
Frequency rating
50/60 Hz
Lens material
Diffused polycarbonate
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 Hazardous Area Linear LED Light Fixtures UL certification
Champ MLLA Hazardous Area Linear LED Light Fixtures UL certification
Champ MLLA Hazardous Area Linear LED Light Fixtures UL 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
Feature → Business Impact → Application: The 8000 lumen output at 135 lm/W delivers bright, uniform illumination over long runs, reducing fixture density and lowering total installed cost in large hazardous-area facilities. This translates to fewer maintenance visits and improved productivity in production lines, refineries, and chemical plants. Feature → Application compatibility → Industrial environments: A wide 120-277 VAC and 127/250 VDC voltage rating supports mixed-power infrastructures, simplifying spare-part inventories and accelerating installation across sites with varied power systems. Feature → Compliance → Regulatory confidence: Hazardous/Classified Locations approvals (NEC/CEC) plus Class I, Division 2 and Zone 2 ratings ensure code compliance and safer operation in explosive atmospheres, minimizing risk and potential downtime. Feature → Durability → Lifecycle value: IP66/IP67 protection, NEMA 4X enclosure, copper-free aluminum housing, and a powder-coated epoxy finish resist moisture, chemical exposure, and corrosion, extending service life in harsh locations. Feature → Installation efficiency → Time-to-use: Flush ceiling mounting, 3/4" entry, and 4 ft length align with standard industrial layouts, enabling quick retrofits and consistent aesthetics across a facility. Feature → Performance reliability → Energy management: The diffused polycarbonate lens and diffused optics reduce glare while maintaining narrow distribution, supporting compliant, glare-controlled work environments and predictable maintenance planning. Additional context: Industry-standard specs support compatibility with Champ MLLA accessories and conversion kits, while installation sheets and spec guides provide actionable guidance for engineers and technicians.
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FAQs
This fixture is rated for Hazardous/Classified Locations with NEC/CEC compliance, class I division 2 and zone 2 approvals, IP66/IP67 protection, and a NEMA 4X enclosure. It supports flush ceiling mounting, 3/4 inch entry, and a 39 inch length to fit standard layouts while maintaining a robust form for harsh environments.
Key specs include 8000 lumens at a high efficacy of 135 lm/W, 59W power consumption, cool white color, diffused polycarbonate lens for a narrow distribution, and PF > 0.94. It operates on 120-277 VAC or 127/250 VDC with 50/60 Hz, making it versatile for mixed electrical infrastructures.
Yes. Its hazardous-location ratings (Class I, Division 2; Zone 2), IP66/IP67, and NEMA 4X enclosure are specifically designed for corrosive, dusty, and potentially explosive environments common in oil & gas and chemical plants, while delivering reliable, low-maintenance lighting.
The MLLA4N-UNV1-S903D-P-M2 aligns with NEC/CEC standards for hazardous areas and includes area classifications for Hazardous/Classified Locations. It also meets IP66/IP67 protection ratings and a NEMA 4X enclosure, ensuring regulatory compliance and weather resistance.
You can access installation instructions IF 1939/IF 1946/IF 1932 and the Champ MLLA spec guide from Eaton’s site. Datasheets and catalogs are available via the provided downloads, including PDF guides and LED spec documents to support engineering and procurement.