Eaton 6672 GRT NK Wiring Trough - NEMA 3R
Part Number: 6672 GRT NK
Quick Summary
Eaton 6672 GRT NK Wiring Trough provides robust wiring management for industrial enclosures and control panels. The design addresses common install pain points such as misrouted cables, exposed conductors, and fragile mounting hardware in tight spaces. Certified CSA and UL Listed with a NEMA 3R rating, it is built for outdoor and damp environments while maintaining a durable ANSI 61 gray finish. This solution delivers reliable protection and streamlined installation in automation racks and electrical rooms, leveraging 16 gauge steel and embossed thru holes for fast, secure mounting alongside standard B-Line components.
Product Information
Extended Description
6672 GRT NK Eaton: Eaton B-Line series wiring trough, 6" height, 72" length, 6" width, GRT NK wiring trough, Embossed thru holes, No knockouts, Screw cover, NEMA 3R, Steel, Plated screws, ANSI 61 gray, 16 gauge
Product Name
Eaton B-Line series wiring trough
Catalog Number
6672 GRT NK
UPC
782051142198
Product Length/Depth
72 in
Product Height
6 in
Product Width
6 in
Product Weight
30.937 lb
Certifications
CSA Certified UL Listed
Material thickness
16 gauge
Finish color
ANSI 61 gray
Closure type
Plated screws
Mounting method
Embossed thru holes
Special features
Cover is held secure by flange and plated screws
Type
GRT NK wiring trough
Feature → Business Impact → Application: Dimensions and fitment — The 72 in length with 6 in height and 6 in width provides ample routing space while fitting standard equipment footprints, reducing the need for custom fabrications in panel arrays. This translates to faster installation in switchgear and control rooms, improving project timelines and reducing labor costs. Application: control panels, electrical rooms, and machine automation racks. Feature → Business Impact → Application: Material and finish — 16 gauge steel with ANSI 61 gray finish delivers rugged durability and corrosion resistance in harsh environments, extending trough life and minimizing maintenance in washdowns or industrial settings. Application: outdoor installations and damp indoor spaces. Feature → Business Impact → Application: Mounting method — Embossed thru holes with flange-mounted screws enables quick, secure mounting without the risk of knockouts loosening or misalignment, improving reliability and reducing rework during panel assembly. Application: back-to-back trough runs and modular enclosures. Feature → Business Impact → Application: Closure system — Plated screws and secure cover design ensure durable access control and reduced ingress of dust and moisture, lowering long-term contamination risk. Application: outdoor enclosures and process area cabinets. Feature → Business Impact → Application: Certifications and rating — CSA Certified UL Listed with a NEMA 3R rating ensures regulatory compliance and suitability for outdoor or wet/dust-prone environments, providing peace of mind for facility maintenance programs. Application: any automated plant with strict safety and compliance requirements. Feature → Business Impact → Application: Compatibility — Designed as part of Eaton B-Line series, assuring seamless integration with existing support systems, mounting rails, and accessories for scalable installations in new builds or retrofits.
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FAQs
The 6672 GRT NK uses embossed thru holes designed for quick, secure mounting with flange screws, eliminating the need for loose knockouts. This enables faster alignment with enclosure walls and adjacent troughs, reducing install time and rework on crowded control panels. For best results, align holes to standard mounting patterns and use the included or compatible plated screws.
Key specs include 72 inch length, 6 inch height, 6 inch width, and 16 gauge steel construction, finished in ANSI 61 gray. The product weighs about 30.937 lb and carries a NEMA 3R rating with CSA Certified UL Listed assurance. These specs support durable, weather-resistant wiring routes in both indoor and outdoor environments.
Yes. The 6672 GRT NK is rated NEMA 3R and is CSA Certified UL Listed, making it appropriate for outdoor use and damp or dusty environments. The ANSI 61 gray finish also provides corrosion resistance, helping maintain appearance and performance in industrial outdoor installations or washdown areas.
This product carries CSA Certification and UL Listing, demonstrating compliance with recognized safety and performance standards. These certifications help satisfy regulatory requirements for electrical installations, support quality assurance during audits, and mitigate risk when specifying equipment for industrial automation projects.
Expect reduced maintenance due to durable 16 gauge steel, corrosion resistance from ANSI 61 gray finish, and a secure cover system that minimizes ingress. The embossed thru holes simplify mounting, speeding installations and future reconfigurations, which lowers labor costs and downtime during panel upgrades or expansions.