Eaton DLLA4CS-UNV1-S903D-EM1-M2 LED Linear Light - IP67
Part Number: DLLA4CS-UNV1-S903D-EM1-M2
Quick Summary
DLLA4CS-UNV1-S903D-EM1-M2 is a rugged LED linear light fixture designed for hazardous-location illumination in industrial facilities. Facility teams often struggle to maintain uptime when lighting cannot withstand dust, moisture, and harsh ambient conditions. This luminaire carries IP67 ingress protection, NEMA 4X enclosure, and hazardous-location ratings such as Class I Division 2 and Zone 2 for compliant, safe operation. With integral emergency back-up, 8000 lumens at 59 W (135 lm/W), and easy ceiling or swivel mounting, it delivers reliable, energy-efficient lighting with lower life-cycle costs. Designed for retrofit and new installs in chemical plants, refineries, and mining sites, it aligns with NEC/CEC standards and supports maintenance programs.
Product Information
Extended Description
DLLA4CS-UNV1-S903D-EM1-M2 Eaton: Eaton Crouse-Hinds series Pauluhn DLLA linear LED, Cool, 3/4" entries, Natural alum finish, 4 ft, Diff polycarb lens, 8000 lm, 135 lm/W, Copper-free alum, Ceil/swivel mt, Wide, >0.94 PF, Integral emerg battery, 120-277 Vac, 127/250 Vdc, 59W
Product Name
Eaton Crouse-Hinds series Pauluhn DLLA linear LED light fixture
Catalog Number
DLLA4CS-UNV1-S903D-EM1-M2
UPC
786689717049
Product Length/Depth
39 in
Product Height
6.57 in
Product Width
7.13 in
Product Weight
23.5 lb
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 2 Class I, Zone 2 Class II, Division 2 Class III
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
Ceiling/swivel
Voltage rating
120-277 Vac, 127/250 Vdc
Frequency rating
50/60 Hz
Lens material
Diffused polycarbonate
Entry size
3/4"
Finish
Natural aluminum
Material
Copper-free aluminum
Wattage
59W
Power factor
> 0.94
Special features
Integral emergency battery back-up
Crouse-Hinds series Pauluhn DLLA LED Linear brochure
Crouse-Hinds series Pauluhn DLLA Linear LED catalog page
Pauluhn DLLA Hazardous Area Linear LED Light Fixtures Canadian certification
Pauluhn DLLA Hazardous Area Linear LED Light Fixtures Canadian certification
Pauluhn DLLA Hazardous Area Linear LED Light Fixtures Canadian certification
IF 1947 - DLLA-M2 Linear LED with Emergency Battery Back-up
IF 1947 - DLLA-M2 Linear LED with Emergency Battery Back-up
IF 1947 - DLLA-M2 Linear LED with Emergency Battery Back-up
Pauluhn DLLA LED Linear
Pauluhn DLLA LED Linear
LED technology delivers bright 8000 lumens with 59 W and 135 lm/W efficiency, translating into high-output illumination with lower energy use and reduced cooling load in industrial spaces. This directly lowers operating costs while improving worker visibility in hazardous environments. The rugged enclosure provides IP67/IP66 ingress protection and NEMA 4X protection, enabling reliable operation in wash-down, dust-prone, and corrosive atmospheres—ideal for chemical plants, oil refineries, and mining facilities. The luminaire accepts 120-277 Vac and 127/250 Vdc across 50/60 Hz, with a wide optical distribution (Wide) and diffused polycarbonate lens for uniform coverage and reduced glare. Its 3/4" entry and ceiling/swivel mounting simplify installation and retrofit, minimizing downtime and enabling flexible placements. Integral emergency backup ensures continued illumination during power loss, boosting safety compliance and egress reliability. Copper-free aluminum construction offers corrosion resistance, extending service life in harsh environments, while the 39 in length supports long runs with fewer joints and fast maintenance cycles. This fixture is a practical fit for high-demand facilities seeking energy efficiency, reliability, and regulatory alignment with NEC/CEC standards.
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FAQs
This fixture supports ceiling or swivel mounting for versatile installation in industrial spaces. It features a 3/4" entry and a long, 39 inch footprint suitable for daisy-chaining or continuous-line lighting in rows or along production corridors, reducing installation time and hardware requirements while ensuring robust support in hazardous areas.
The DLLA4CS-UNV1-S903D-EM1-M2 delivers 8000 lumens at 59 watts with a high efficiency of 135 lm/W. It operates on 120–277 Vac and 127/250 Vdc across 50/60 Hz, with a diffused polycarbonate lens providing wide optical distribution for uniform coverage across large work planes.
Yes, this model features an integral emergency battery back-up. In the event of power loss, the luminaire continues to provide illumination, supporting safe egress, reducing downtime, and improving compliance with safety standards in hazardous environments where uninterrupted lighting is critical.
The fixture is designed for hazardous/classified locations with IP67/IP66 ingress protection and a NEMA 4X enclosure. It carries Class I, Division 2 and Zone 2 ratings, along with NEC/CEC standards compliance, making it suitable for high-risk industrial installations in chemical, oil/gas, and mining environments.
Ideal for chemical plants, refineries, mining sites, and other facilities with demanding environmental conditions, it supports long, low-maintenance runs with reliable performance. Its rugged construction, emergency backup, and wide distribution lens make it well-suited for large-scale production areas, hallways, and outdoor-adjacent spaces that require durable, compliant illumination.