Eaton HBAB44574L Linear Fluorescent Light - IP66 Hazardous
Part Number: HBAB44574L
Quick Summary
Eaton HBAB44574L linear fluorescent light fixture provides dependable illumination for hazardous-location industrial spaces. Maintenance and compliance in hazardous environments can complicate upgrades and increase downtime, so choosing a rugged, code-compliant solution matters. The unit is rated for Class I, Division 2; Class II, Division 1; Class III, with IP66 ingress protection and a NEMA 4 enclosure, offering reliable performance in demanding settings. Built for through-feed installation and 120–277 Vac supply, it supports 4-lamp operation with 54 W total wattage and an acrylic lens for impact resistance. For project teams, this fixture delivers long-term safety, consistent lumen output, and easier procurement within industrial lighting and hazardous-area lighting programs.
Product Information
Extended Description
HBAB44574L Eaton: Eaton Crouse-Hinds series Pauluhn Apex HBA linear fluorescent light fixture,3/4" (2) NPT hubs,50/60 Hz,4 ft lamp,Fluorescent,Acrylic lens,T5HO mini bi-pin,Aluminum,4-lamp,Lamps included,Through feed,Bolted door,120-277 Vac,54W
Product Name
Eaton Crouse-Hinds series Pauluhn Apex HBA linear fluorescent light fixture
Catalog Number
HBAB44574L
UPC
662276402157
Product Length/Depth
50.59 in
Product Height
6.53 in
Product Width
15.72 in
Product Weight
33 lb
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 2 Class II, Division 1 Class III
NEMA Rating
4
Ingress protection (IP) ratings
IP66
Lamp type
Fluorescent
Type
Bolted door
Material
Aluminum
Lamp length
4 ft
Number of lamps
4-lamp
Light type
T5HO mini bi-pin
Voltage rating
120-277 Vac
Frequency rating
50/60 Hz
Style
Through feed
Entry size
3/4"
Entry type
(2) NPT hubs
Wattage
54W
Lens material
Acrylic
Special features
Lamps included
Crouse-Hinds series Pauluhn Apex Hazardous Area Linear Fluorescent brochure
Crouse-Hinds series Pauluhn Apex Hazardous Area Linear Fluorescent catalog page
IF LBL1404 - Pauluhn Apex Linear Fluorescent
Eaton Specification Sheet - HBAB44574L
Feature: Hazardous location readiness with Class I, Division 2; Class II, Division 1; Class III ratings and IP66 protection. Business Impact: Ensures regulatory compliance and safer operation in chemical plants, refineries, and mining facilities, reducing risk and downtime. Application: Suitable for hazardous-area lighting in oil/gas environments and other demanding industrial spaces. Feature: Through-feed design with (2) NPT hubs and bolted door. Business Impact: Simplifies field wiring, minimizes installation time, and provides a rugged access point for future maintenance. Application: Ideal for retrofit projects and new builds requiring durable access and secure enclosure. Feature: 4-lamp, 54W configuration with 4 ft length and T5HO mini bi-pin lamps. Business Impact: Delivers high lumen output with efficient energy use, lowering operating costs and improving visibility. Application: Effective for long corridors, work cells, and process areas. Feature: Aluminum housing with acrylic lens. Business Impact: Maximizes corrosion resistance and impact durability, extending service life in harsh environments. Application: Offshore rigs, chemical processing lines, and mining facilities. Feature: Wide voltage range 120–277 Vac and 50/60 Hz. Business Impact: Broad compatibility with existing electrical infrastructure reduces integration risk. Application: Global manufacturing footprints and mixed-supply sites. Feature: Lamps included. Business Impact: Reduces project lead times and procurement complexity. Application: Fast deployment in new installations and upgrades. Feature: 4-lamp, 50/60 Hz operation with 54W total power. Business Impact: Predictable performance across regional power grids, enabling consistent light levels. Application: Office-adjacent hazardous zones and production floors needing reliable illumination.
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FAQs
When installing HBAB44574L, ensure Class I, Division 2 compliance and that the mounting through-feed design with two NPT hubs is compatible with your enclosure. Verify supply is within 120–277 VAC and that the acrylic lens and aluminum housing are protected from impact in your specific environment. Follow manufacturer installation sheets for proper door bolting and wiring methods to maintain IP66 integrity.
HBAB44574L is rated for Hazardous/Classified Locations per NEC/CEC and supports NEC-divisions 1 and 2 classifications for multiple hazardous-use scenarios. With IP66 ingress protection and a NEMA 4 enclosure, it resists dust, water, and robust corrosion exposure, aligning with stringent industrial codes and ensuring reliable operation in tough environments.
Yes. HBAB4457474L uses a 4-foot, 4-lamp configuration with T5HO mini bi-pin lamps, providing familiar form factor and electrical interface for compatible 4-foot luminaire systems. Its 120–277 VAC input and 50/60 Hz operation support widespread electrical infrastructure, simplifying retrofit projects and minimizing additional ballast requirements.
HBAB44574L ships with lamps included, reducing lead times and on-site stocking. Its aluminum housing and acrylic lens resist corrosion and impact, extending service life in harsh environments. The through-feed design and bolted access streamline maintenance, while IP66/NEMA 4 protection minimizes ingress-related service interruptions and supports longer lumen maintenance in hazardous locations.
Ideal for chemical processing, oil and gas facilities, mining operations, and other hazardous-area environments, HBAB44574L provides reliable 4-lamp illumination for long runs, work cells, and process areas. Its rugged build, compliance with NEC/CEC, and protection ratings make it a preferred choice for projects requiring durable, code-compliant hazardous-area lighting.