Eaton 4472 GRT Wiring Trough - GRT Series, CSA UL Listed
Part Number: 4472 GRT
Quick Summary
Eaton 4472 GRT wiring trough organizes and protects electrical conductors in industrial enclosures. For engineers and procurement teams, the challenge is delivering quick, reliable mounting without compromising protection. The model carries CSA Certified and UL Listed certifications, plus a NEMA 3R rating and ANSI 61 gray finish for durable, corrosion-resistant service. This B-Line series wiring trough supports fast installation and long-term maintenance across diverse environments, with compatibility characteristics that streamline project planning. With its 72 in length and 4 in by 4 in footprint, the 4472 GRT integrates cleanly into standard enclosure layouts while delivering enhanced safety and reliability.
Product Information
Extended Description
4472 GRT Eaton: Eaton B-Line series wiring trough, 4" height, 72" length, 4" width, GRT wiring trough, Embossed thru holes, 23 bottom knockouts, Screw cover, NEMA 3R, Steel, Plated screws, ANSI 61 gray, 16 gauge
Product Name
Eaton B-Line series wiring trough
Catalog Number
4472 GRT
UPC
782051140989
Product Length/Depth
72 in
Product Height
4 in
Product Width
4 in
Product Weight
21.435 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 wiring trough
Feature → Business Impact → Application: Embossed thru holes on the Eaton B-Line series wiring trough enable rapid mounting and precise alignment, reducing field drilling and alignment errors while improving install speed on crowded equipment racks. This translates to lower labor costs and fewer rework cycles, especially on large panels or multi-run installations. Application: electrical rooms, data centers, and manufacturing lines where fast deployment is critical. Feature → Business Impact → Application: 16 gauge steel construction with ANSI 61 gray finish delivers robust durability and corrosion resistance in demanding environments, extending service life and reducing replacement intervals. Application: factory floors, outdoor-rated panels, and wash-down areas where sustained protection is essential. Feature → Business Impact → Application: NEMA 3R-rated enclosure compatibility provides weather resistance for semi-exposed locations, enabling safe wiring routing near entrances, loading docks, or service bays. Application: mixed indoor/outdoor installations. Feature → Business Impact → Application: 23 bottom knockouts and screw-cover access allow configurable wiring schemes with clean, accessible terminations, cutting installation time and supporting organized cable management. Application: complex electrical enclosures with numerous circuits. Feature → Business Impact → Application: 72 in length with 4 in width by height creates standardized, scalable runs that reduce stocking complexity and ensure consistent fit across projects. Application: long run installations on production lines and modular enclosures.
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FAQs
The embossed thru holes on the 4472 GRT simplify alignment and mounting. Simply align the trough with the enclosure frame, insert screws through the pre-formed holes, and tighten to secure. This reduces field drilling and speeds up panel assembly without compromising rigidity.
Yes. The 4472 GRT carries a NEMA 3R rating, indicating protection against limited ingress of water and solid objects. Combined with ANSI 61 gray finish and 16 gauge steel, it provides robust performance in semi-exposed environments typical of service bays and exterior enclosures.
The 23 bottom knockouts give flexible routing for power, control, and data cables. Together with the plated screws and flange-secured cover, they enable clean, organized terminations and quick access for maintenance or rework, reducing downtime.
Absolutely. Designed as part of the Eaton B-Line series, the 4472 GRT uses standardized hole patterns and compatible accessories, enabling seamless integration with brackets, covers, and mounting hardware for scalable enclosures and modular layouts.
CSA Certification and UL Listing indicate compliance with recognized safety and performance standards. This helps you meet regulatory requirements for electrical installations, support quality assurance audits, and reduce risk in industrial environments.