Eaton Crouse-Hinds GUB01 Junction Box - Hazardous Locations
Part Number: GUB01
Quick Summary
The Eaton Crouse-Hinds GUB01 junction box protects wiring in hazardous locations with rugged enclosure protection. Engineers frequently face mounting challenges, ongoing maintenance, and stringent compliance in harsh environments, making reliable enclosures essential. This model carries NEC/CEC certifications and a robust NEMA rating set (4, 7, 9) to help streamline inspections and reduce downtime. Designed for installation in classified locations, it supports long-term reliability while enabling straightforward wiring and access. The GUB01 also aligns with related GU/GUE families, offering compatibility that accelerates project timelines and helps lower total cost of ownership in automation and electrical infrastructure projects.
Product Information
Extended Description
GUB01 Eaton Crouse-Hinds: Eaton Crouse-Hinds series GUB junction box, 5-3/8" cover opening, 6-1/2" x 7" x 5-3/4", Feraloy iron alloy
Product Name
Eaton Crouse-Hinds series GUB junction box
Catalog Number
GUB01
UPC
782274469706
Product Length/Depth
6.5 in
Product Height
7 in
Product Width
5.75 in
Product Weight
22.85 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
6-1/2" x 7" x 5-3/4"
Cover opening size
5-3/8 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 - GUB01
Feature: Feraloy iron alloy construction provides superior mechanical strength and corrosion resistance. Business Impact: Improved durability reduces replacement cycles and maintenance costs in chemical, oil & gas, and outdoor environments. Application: Ideal for hazardous-location enclosures exposed to moisture, chemicals, or abrasion. Feature: Compact enclosure size with a 6-1/2" x 7" x 5-3/4" footprint and a 5-3/8" cover opening. Business Impact: Maximizes wiring space while preserving compact panel real estate and simplifying conduit entry. Application: Suitable for retrofit projects and compact control cabinets in industrial plants. Feature: NEC/CEC compliance with hazardous-location ratings and NEMA 4, 7, 9. Business Impact: Ensures regulatory conformity, faster approvals, and reduced risk during audits. Application: Essential for Class I, II, and III installations in classified locations. Feature: Weight of 22.85 lb provides sturdy, vibration-resistant mounting. Business Impact: Enhances reliability in vibration-prone environments and minimizes movement-related wear. Application: Suitable for heavy-duty installations in manufacturing lines and outdoor stations. Feature: Availability of installation resources including IF 1172 instructions and UL certification references. Business Impact: Shortens commissioning time and improves field installation confidence. Application: Supports technicians during on-site wiring and periodic maintenance. Feature: Clear compatibility with GUE/GUB explosion-proof families. Business Impact: Streamlines accessory selection and spare parts planning. Application: Facilitates scalable expansion of hazardous-location enclosures in growing automation systems.
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FAQs
GUB01 is designed to align with the Crouse-Hinds GUE/GUB family, enabling seamless accessory compatibility and consistent mounting practices. Its 6-1/2 in x 7 in x 5-3/4 in footprint supports standard conduit entries and provides straightforward bolt-on assembly for surface or switchgear installations. For retrofit projects, verify conduit sizes and mounting clearances to maintain ingress protection and serviceability while preserving hazardous-location ratings.
The GUB01 uses a Feraloy iron alloy body for mechanical strength and chemical resistance, with a 6.5 in depth, 7 in height, and 5.75 in width. The cover opening is 5-3/8 in, and the enclosure weighs 22.85 lb. It is certified for Hazardous/Classified Locations under NEC/CEC standards and carries NEMA ratings 4, 7, and 9, ensuring broad regulatory and environmental compliance.
Yes. The GUB01 supports NEC hazardous ratings and is rated for Class I, Division 1 and 2, Class II, Division 1 and 2, and Class III environments. Combined with its NEMA 4, 7, 9 ratings and Feraloy construction, it is well-suited for chemical processing, oil and gas, and other demanding industrial settings where explosion-proof protection and reliability are critical.
The GUB01 is backed by multiple Eaton resources, including installation sheets (IF 1172) and UL certification references, plus a catalog page for GUE/GUB enclosures. It carries NEC/CEC compliance and NEMA ratings 4, 7, and 9, with a UL-listed certification page available for verification. Access to specification sheets and installation instructions helps ensure compliant field wiring and safe operation.
The GUB01’s robust Feraloy construction and stringent hazardous-location ratings reduce replacement cycles and preventive maintenance needs in harsh environments. Its compatibility with existing GUE/GUB accessories minimizes spare parts inventory, while standard documentation accelerates commissioning. Over the life of the project, this translates to lower total cost of ownership, fewer downtime events, and faster regulatory inspections.