Eaton Crouse-Hinds MLLA4N-UNV34-S903-P-M2 LED - NEMA 4X

Part Number: MLLA4N-UNV34-S903-P-M2
Manufacturer
Eaton Crouse-Hinds
Part number
MLLA4N-UNV34-S903-P-M2

Quick Summary

Eaton Crouse-Hinds Champ MLLA LED linear light fixture delivers high-output illumination for hazardous locations. Facility teams often struggle with meeting strict codes, maintaining reliability, and reducing maintenance in hostile environments. This luminaire carries IP66/IP67 protection, NEMA 4X enclosure, and NEC/CEC hazardous-location classifications, providing robust safeguarding for Class I/II/III and Zone 2 applications. With a 4 ft form factor, 8000 lumens, and 59W at up to 135 lm/W, it delivers long-life, energy-efficient performance. Using cool white LED output, it supports safer, more productive operations while lowering energy and maintenance costs in oil & gas, chemical, and other process industries.

Product Information

Extended Description

MLLA4N-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, Narrow, >0.98 PF, 347-480 Vac, 59W
Product Name
Eaton Crouse-Hinds series Champ MLLA linear LED light fixture
Catalog Number
MLLA4N-UNV34-S903-P-M2
UPC
662276997141
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 III Class II, Division 1 Class I, Division 2 Class I, Zone 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
Narrow
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
Feature → Business Impact → Application: 8000 lumens at 59W delivers high-visibility lighting with excellent efficiency (135 lm/W), reducing operating costs while improving worker safety in hazardous areas. Application: high bay and aisle lighting in refineries and chemical plants where space is limited and reliability is critical. Feature → Business Impact → Application: 347-480 VAC, 50/60 Hz input supports global industrial power systems, enabling plug-and-play integration with existing electrical infrastructure. Application: multinational facilities requiring universal voltage capability and simplified stocking. Feature → Business Impact → Application: IP66/IP67 and NEMA 4X enclosure provide superior ingress protection against dust, water, and corrosive chemicals. Application: offshore platforms, onshore plants, and wash-down zones where environmental exposure is common. Feature → Business Impact → Application: Copper-free aluminum housing and polycarbonate lens resist corrosion, extending luminaire life in chemical and harsh environments. Application: downstream processing plants and chemical reactors with aggressive atmospheres. Feature → Business Impact → Application: Flush ceiling mounting and 3/4" entries simplify installation and maintenance, reducing downtime. Application: new buildouts or retrofits in cleanrooms, corridors, and hazardous-area facilities. Feature → Business Impact → Application: 4 ft length and wide installation compatibility enable scalable lighting layouts for long-run ducting, stairwells, and catwalks. Application: plant-wide retrofit programs where consistent lighting metrics are needed for compliance and safety. Feature → Business Impact → Application: NEC/CEC compliance and hazardous-location ratings provide regulatory assurance, helping avoid penalties and rework. Application: safety-critical installations in Class I/II/III zones and Zone 2 areas across industries.

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FAQs

This fixture is designed for flush ceiling mounting with 3/4 inch entry openings, supporting installation in Class I/II/III, Zone 2 locations. Plan for 39 inch length and 7.13 inch width in the ceiling layout, ensuring proper clearance and wiring access for 347-480 VAC operation and 50/60 Hz input.
The luminaire is rated IP66/IP67 and NEMA 4X, with NEC/CEC hazardous-location classifications including Class I, II, III, and Zone 2. These ratings confirm suitability for harsh, dust-filled, and wet environments while meeting regulatory requirements for industrial facilities.
It operates at 347-480 VAC, 50/60 Hz, consumes 59W, and delivers 8000 lumens with a luminous efficiency of 135 lm/W, offering bright, energy-efficient illumination suitable for long-run industrial layouts.
Yes. The flush ceiling mounting arrangement, 4 ft length, and 3/4 inch entries simplify installation in industrial ceilings while maintaining protective enclosures and reliable LED performance in demanding hazardous locations.
With LED technology and rugged protection (IP66/IP67, NEMA 4X) plus a 4 ft form factor, maintenance intervals are extended and energy use is reduced (59W for 8000 lm). This translates to lower operating costs and improved uptime in safety-critical operations.