Eaton 4424 GRT NK Trough - CSA Certified UL Listed
Part Number: 4424 GRT NK
Quick Summary
The Eaton 4424 GRT NK Trough is a 4 in high, 4 in wide, 24 in long wiring trough designed for reliable cable management inside electrical enclosures. Engineers often struggle with fit, installation speed, and regulatory compliance when upgrading panels or adding new control circuits. This model carries CSA Certified and UL Listed marks and is rated for NEMA 3R environments, with 16 gauge ANSI 61 gray steel, embossed thru holes, and a screw-cover system. By aligning with the Eaton B-Line series and requiring only a simple flange-secured cover, it streamlines mounting, enhances enclosure integrity, and reduces maintenance time while meeting industry standards. It also supports common installation practices and long-term reliability in harsh industrial settings.
Product Information
Extended Description
4424 GRT NK Eaton: Eaton B-Line series wiring trough, 4" height, 24" length, 4" 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
4424 GRT NK
UPC
782051140712
Product Length/Depth
24 in
Product Height
4 in
Product Width
4 in
Product Weight
7.753 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: 16 gauge steel construction with ANSI 61 gray finish. Business Impact: Provides robust mechanical protection and corrosion resistance in demanding environments, lowering replacement costs. Application: Ideal for heavy-duty electrical panels and surface-mounted control cabinets. Feature: 4x4 in cross-section with 24 in length (4 in height, 4 in width, 24 in depth). Business Impact: Delivers predictable cable capacity and space planning for legacy and new wiring layouts, improving organization and airflow. Application: Suitable for mid-size control panels in manufacturing facilities. Feature: Embossed thru holes mounting method. Business Impact: Enables quick, tool-free alignment and secure attachment with less prep work, reducing install time. Application: Mounting to standard backplanes and enclosure frames. Feature: No knockouts with screw cover. Business Impact: Simplifies clean enclosure fronts, minimizes dust ingress, and speeds service when panels are opened for maintenance. Application: Enclosures requiring clean aesthetic and rapid access. Feature: NEMA 3R rating and CSA Certified UL Listed. Business Impact: Ensures weather resistance and regulatory compliance for industrial environments, supporting audits and certifications. Application: Outdoor or damp indoor enclosures where reliability matters. Feature: Cover secured by flange and plated screws. Business Impact: Reduces risk of accidental opening and tampering, improving enclosure security and reliability. Application: Control rooms and outdoor installations with exposure to incidental impacts.
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FAQs
The 4424 GRT NK uses embossed thru holes for mounting, allowing alignment with common backplanes and enclosure frames without the need for additional knockout preparations. This simplifies installation, reduces prep time, and ensures compatibility with Eaton B-Line series mounting patterns for consistent panel hardware.
Key specs include a 4 in height, 4 in width, and 24 in length, crafted from 16 gauge steel with ANSI 61 gray finish. It is NEMA 3R rated and CSA Certified UL Listed, with a weight of about 7.753 lb and plated screws for the screw cover. This combination supports durable indoor and weather-resistant outdoor applications.
Yes. The product carries a NEMA 3R rating, indicating weather resistance suitable for outdoor or damp indoor installations. While not waterproof, it provides enclosure protection against rain and sleet, making it appropriate for exposed environments when properly mounted and sealed.
The trough is CSA Certified and UL Listed, ensuring conformity to safety and performance standards. These certifications support compliance with standardized electrical installations and facilitate passing audits in industrial facilities.
Embossed thru holes and a secure screw-cover design reduce installation time and service interruptions. The 16 gauge steel with ANSI 61 gray finish provides durable, low-maintenance cable management, lowering replacement costs and enabling faster maintenance, which translates to improved uptime and lower total cost of ownership.