Eaton Crouse-Hinds GUB03 Junction Box - Hazardous Locations
Part Number: GUB03
Quick Summary
The Eaton Crouse-Hinds GUB03 junction box is an explosion-proof enclosure for hazardous-location electrical installations. Choosing the right enclosure for classified areas can be challenging and costly, risking downtime or noncompliance if specs don’t align. It carries NEC/CEC compliance with hazardous-location ratings (Class I Division 1 and 2; Class II Division 1 and 2; Class III) and rugged NEMA 4, 7, and 9 protection. Featuring a Fer aloy iron alloy construction and compatible accessories, the GUB03 delivers dependable performance, lowers maintenance, and improves lifecycle costs for industrial OEMs and end users. It’s well suited for oil and gas, chemical plants, and heavy manufacturing where safety and reliability matter.
Product Information
Extended Description
GUB03 Eaton Crouse-Hinds: Eaton Crouse-Hinds series GUB junction box, 9-5/8" cover opening, 11" x 12" x 8-13/16", Feraloy iron alloy
Product Name
Eaton Crouse-Hinds series GUB junction box
Catalog Number
GUB03
UPC
782274469904
Product Length/Depth
11 in
Product Height
12 in
Product Width
8.81 in
Product Weight
95.04 lb
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class I, Division 2 Class II, Division 1 Class II, Division 2 Class III
NEMA Rating
4 7 9
Enclosure size
11" x 12" x 8-13/16"
Cover opening size
9-5/8 in
Material
Feraloy iron alloy
Crouse-Hinds series GUE and GUB Explosionproof Junction Boxes catalog page
GUE and GUB Explosionproof Junction Boxes UL certification
IF 1172 - GU/GUE/GUB Junction Boxes
Eaton Specification Sheet - GUB03
Feature: 11 x 12 x 8-13/16 in enclosure size. Benefit: Provides ample internal space for wiring and field devices, reducing rework and simplifying panel layout. Application: Ideal for mid-size control enclosures in chemical processing and water treatment facilities. The business impact is faster panel builds and lower installation time. Feature: 9-5/8 in cover opening. Benefit: Easy access for cable terminations and inspections without compromising enclosure integrity. Application: Maintenance and commissioning in tight plant spaces. Feature: Feraloy iron alloy construction. Benefit: Superior ruggedness and corrosion resistance in harsh environments, extending service life. Application: Mining, oil & gas, and other hazardous-area operations. Feature: NEC/CEC compliance with hazardous-location ratings and NEMA 4/7/9. Benefit: Streamlined regulatory approvals and safer installations, reducing compliance risk. Application: Regulatory-driven projects across multiple industries. Feature: Compatible with installation instructions IF 1172 and Crouse-Hinds accessories. Benefit: Quicker, compliant deployments with reduced field engineering. Application: OEM panel builds and retrofit projects seeking proven junction-box solutions.
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FAQs
Yes. GUB03 is designed for hazardous locations and carries Class I Division 1 and 2 ratings, along with Class II Division 1 and 2 and Class III. It also meets NEC/CEC requirements and NEMA 4, 7, 9 protection, ensuring compliant, safe installations in regulated environments.
The enclosure measures 11 inches in length, 12 inches in height, and 8-13/16 inches in width, with a cover opening of 9-5/8 inches. It weighs 95.04 pounds, making it suitable for rugged outdoor or industrial installations while maintaining manageable handling during field work.
GUB03 complies with NEC/CEC standards and is rated for Hazardous/Classified Locations. It carries NEMA ratings of 4, 7, and 9, and supports Class I, II, and III hazardous area classifications. UL certification pages and installation sheets further validate its suitability for certified industrial deployments.
The 9-5/8 inch cover opening enables straightforward terminations and inspections, while the Feraloy iron alloy body provides durable protection. Compatibility with IF 1172 installation sheets and standard Crouse-Hinds accessories streamlines field deployment, reduces rework, and lowers lifecycle maintenance costs in hazardous environments.
Industries such as oil and gas, chemical processing, mining, water treatment, and heavy manufacturing benefit from the GUB03 due to its explosion-proof construction, rugged NEMA protection, and certified compliance. It supports reliable enclosure of electrical components in demanding environments, reducing downtime and ensuring regulatory conformance.