Eaton HBA43571 Pauluhn Apex Linear Fluorescent - IP66
Part Number: HBA43571
Quick Summary
Eaton HBA43571 is a hazardous-location linear fluorescent light fixture designed for demanding industrial environments. It helps minimize downtime and compliance risk by delivering reliable illumination in tough sites. With IP66 protection, NEMA 4 enclosure, and NEC/CEC compliance for Hazardous/Classified Locations, it meets rigorous standards. The fixture is a 3-lamp, 54W unit compatible with 120–277VAC supply, offering dependable performance and ease of maintenance. End users appreciate its through-feed mounting, quick-release lens, and 4 ft lamp length which simplifies field service. This combination translates to lower total cost of ownership through longer interval maintenance and minimized repair work. In sensitive facilities, the product’s compliance posture supports audits and ensures ongoing safety for personnel.
Product Information
Extended Description
HBA43571 Eaton: Eaton Crouse-Hinds series Pauluhn Apex HBA linear fluorescent light fixture,1/2" (2) NPT hubs,50/60 Hz,4 ft lamp,Fluorescent,Acrylic lens,T5HO mini bi-pin,Aluminum,3-lamp,Through feed,Quick release,120-277 Vac,54W
Product Name
Eaton Crouse-Hinds series Pauluhn Apex HBA linear fluorescent light fixture
Catalog Number
HBA43571
UPC
662276497146
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
Quick release
Material
Aluminum
Lamp length
4 ft
Number of lamps
3-lamp
Light type
T5HO mini bi-pin
Voltage rating
120-277 Vac
Frequency rating
50/60 Hz
Style
Through feed
Entry size
1/2"
Entry type
(2) NPT hubs
Wattage
54W
Lens material
Acrylic
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 - HBA43571
Rugged hazardous-location design delivers durable protection against dust, water, and corrosion with IP66 and NEMA 4 ratings, reducing unplanned outages in chemical plants and refineries. Business impact: improved uptime and safer operations in tough environments. Application: ideal for Class I Division 2 and other hazardous areas where consistent illumination is essential. Through-feed mounting and a 1/2" entry with two NPT hubs enable flexible installation and future reconfiguration, cutting commissioning time and labor costs during plant upgrades. Business impact: lower installation time and reduced field labor. Application: long, continuous ceiling runs in industrial facilities benefit from reliable 54W output across three lamps. Lamp configuration and lens design support easy maintenance and rapid lens removal, minimizing downtime during lamp changes. Business impact: lower maintenance windows and extended productive hours. Application: washdown and dusty environments gain from acrylic lens and aluminum housing which resist impact and corrosion. Lamp type and voltage versatility (54W, 120–277 VAC, 50/60 Hz) provide operational flexibility for multi-site deployments. Application: global facilities with varied electrical standards.
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FAQs
HBA43571 offers a through-feed design with a 1/2" entry and two NPT hubs, plus a quick-release lens for rapid service. This configuration enables flexible mounting in confined spaces and streamlined maintenance across Class I Division 2 and similar hazardous locations, reducing installation time and enabling straightforward retrofits in existing tunnels or mezzanines.
The unit uses a 3-lamp fluorescent configuration with 54W total wattage, operating on 120–277 VAC at 50/60 Hz. It employs T5HO mini bi-pin lamps and is designed for 4 ft lamp length. This combination provides high lumen output with efficient energy use, suitable for long runs in industrial ceilings.
Yes. HBA43571 is rated for Hazardous/Classified Locations with NEC/CEC compliance, including Class I Division 2, Class II Division 1, and Class III. Its IP66 and NEMA 4 ratings offer robust protection in environments with dust, water spray, and corrosive atmospheres common in refineries, chemical plants, and similar facilities.
The fixture carries NEC/CEC compliance and is rated for hazardous locations (Class I, Division 2; Class II, Division 1; Class III). It features IP66 ingress protection and a NEMA 4 enclosure, aligning with industry safety and performance requirements for demanding industrial environments.
A quick-release acrylic lens, through-feed mounting, and a 4 ft, 3-lamp configuration simplify field service and reduce downtime during lamp changes. The 54W power draw delivers efficient illumination, contributing to lower energy costs, while the rugged construction extends service life in harsh sites, improving total cost of ownership.