Eaton HBAB46574EM1HTP Linear Fluorescent - IP66
Part Number: HBAB46574EM1HTP
Quick Summary
Eaton HBAB46574EM1HTP linear fluorescent light fixture delivers rugged, reliable illumination for hazardous locations. In demanding industrial environments, maintenance downtime and sealing failures can erode uptime; this fixture addresses those challenges with a robust aluminum housing, sealed bolted door, and through-feed wiring. Key certifications and protections include IP66 ingress protection, NEC/CEC compliance, and Hazardous/Classified Location ratings such as Class I, Division 2, plus a NEMA 4 rating for harsh conditions. Designed for upgrades and new installs alike, it supports 120–277 VAC operation with 50/60 Hz compatibility and a 4 ft, six-lamp configuration, plus emergency back-up ballast options to minimize downtime and sustain critical operations.
Product Information
Extended Description
HBAB46574EM1HTP Eaton: Eaton Crouse-Hinds series Pauluhn Apex HBA linear fluorescent,3/4" (2) NPT hubs,4 ft,Polycarb lens,T5HO mini bi-pin,Al,6-lamp,High temperature lamps,emergency battery back-up,one lamp,277V max,Through feed,Bolted door,120-277 Vac,54W
Product Name
Eaton Crouse-Hinds series Pauluhn Apex HBA linear fluorescent light fixture
Catalog Number
HBAB46574EM1HTP
UPC
662276374751
Product Length/Depth
50.59 in
Product Height
6.53 in
Product Width
15.72 in
Product Weight
34 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
6-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
Polycarbonate
Special features
High temperature lamps, emergency battery back-up ballast, one lamp, 277V maximum
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 - HBAB46574EM1HTP
Feature: Industrial-grade housing and seal – Aluminum construction with IP66 and NEMA 4 protection. Impact: Deters dust and water ingress, extends service life in chemical plants and refineries, reduces maintenance and replacement costs. Application: Ideal for hazardous-area lighting upgrades in harsh environments. Feature: Through-feed design with two 3/4" NPT hubs – Flexible wiring and easy field routing. Impact: Streamlines installation, lowers labor time, and simplifies retrofit projects in confined spaces. Application: Retrofit projects and new builds with limited access. Feature: 4 ft, six-lamp configuration with 54W total draw and T5HO mini bi-pin lamps – Efficient, high-output illumination. Impact: Delivers consistent lumens over long runs while keeping energy use in check, improving productivity in production lines. Application: Large-area industrial facilities requiring durable, economical lighting. Feature: Emergency battery back-up ballast (one lamp, 277V max) – Sealed, safe standby illumination. Impact: Maintains essential visibility during power outages, supporting safety protocols and egress routes. Application: Safety-critical zones and exit paths in hazardous locations. Feature: Polycarbonate lens and high-temperature lamp compatibility – Durable optics for harsh ambient temperatures. Impact: Enhances reliability and maintains clear visibility in hot environments, reducing nuisance maintenance. Application: Environments with elevated temperatures and demanding duty cycles.
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FAQs
The HBAB46574EM1HTP includes two 3/4 inch NPT hubs and a bolted-door design, allowing through-feed wiring and secure access during installation. Its 4 ft, six-lamp configuration fits standard industrial enclosures, and its 120-277 VAC, 50/60 Hz operation supports flexible power distribution in retrofit or new builds without additional adapters or converters.
This fixture uses a 54W total load with a 6-lamp configuration and T5HO mini bi-pin lamps. It operates at 120–277 VAC with a 50/60 Hz frequency, and includes an emergency back-up ballast option (one lamp, 277V max). The combination delivers reliable lumen output across hazardous locations while maintaining energy efficiency.
Yes. The HBAB46574EM1HTP is rated for Hazardous/Classified Locations with NEC/CEC compliance, including Class I, Division 2 ratings, IP66 ingress protection, and a NEMA 4 enclosure. It’s designed for demanding environments such as chemical plants, refineries, and other spaces requiring durable, compliant lighting.
The fixture carries NEC/CEC standards, hazard classifications (Class I Division 2; Class II Division 1; Class III), IP66 ingress protection, and a NEMA 4 enclosure. These certifications confirm suitability for hazardous areas and provide confidence in safety compliance for regulated facilities.
Installation benefits include through-feed wiring with two NPT hubs and a bolted-door design that simplifies serviceability. Maintenance advantages come from a durable aluminum housing, polycarbonate lens, and compatibility with high-temperature lamps, reducing replacement frequency. The emergency ballast option further helps maintain critical operations during outages, delivering measurable uptime and reliability gains.