Eaton 66120 GRTGV NK Wiring Trough - NEMA 3R, 16 Ga
Part Number: 66120 GRTGV NK
Quick Summary
Eaton wiring trough organizes and protects cables in industrial spaces. It addresses common pain points like moisture, limited access, and costly maintenance by offering rugged mounting and corrosion-resistant galvanized steel. Certified with CSA C22.2 UL Listed ratings and a NEMA 3R enclosure, it performs reliably in outdoor and challenging indoor environments. As part of the B-Line series, this trough pairs 16 gauge galvanized steel with embossed thru holes for fast, secure installation and scalable protection across long runs. The design also supports quick field upgrades with compatible Eaton mounting accessories, reducing downtime and total installed cost while maintaining compliance with industry standards.
Product Information
Extended Description
66120 GRTGV NK Eaton: Eaton B-Line series wiring trough, 6" height, 120" length, 6" width, GRTGV NK wiring trough, Embossed thru holes, No knockouts, Screw cover, NEMA 3R, Galvanized steel, Plated screws, Gray, 16 gauge
Product Name
Eaton B-Line series wiring trough
Catalog Number
66120 GRTGV NK
UPC
782051010282
Product Length/Depth
120 in
Product Height
6 in
Product Width
6 in
Product Weight
51.867 lb
Certifications
CSA C22.2. UL Listed
Material thickness
16 gauge
Finish color
Gray
Closure type
Plated screws
Mounting method
Embossed thru holes
Special features
Cover is held secure by flange and plated screws
Type
GRTGV NK wiring trough
The trough is 6 inches high, 6 inches wide, and 120 inches long, crafted from 16 gauge galvanized steel with embossed thru holes along its length. This combination delivers robust structural rigidity and corrosion resistance, reducing sag and maintenance in high-traffic production areas. It is part of the Eaton B-Line series and supports quick, secure installation with a long length to minimize field joints and wiring complexity. The NEMA 3R rating and gray finish provide weather and moisture protection for outdoor and exposed indoor spaces, boosting uptime in harsh environments. No knockouts, a screw cover, and plated screws ensure tidy terminations and a clean, professional appearance, while the flange-secured cover minimizes dirt ingress and service time. Embossed mounting holes and compatibility with Eaton accessories enable scalable layouts that adapt to evolving cable management needs. At approximately 51.867 lb, the trough combines durability with manageable handling for installation teams, delivering long service life and reducing replacement risk. 16 gauge thickness and galvanized steel contribute to a resilient channel capable of withstanding vibrations and heavy cable loads, while certifications support code compliance across a wide range of facilities.
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FAQs
This trough is designed for the Eaton B-Line series and uses embossed thru holes for mounting with standard fasteners. It supports compatible Eaton accessories and mounting patterns, enabling scalable layouts for long cable runs in manufacturing facilities and data centers.
The NEMA 3R rating provides weather-resistant protection against rain and moisture, making the trough suitable for exterior mounting and damp indoor environments. This rating helps maintain circuit integrity and reduces the risk of corrosion-related failures in exposed installations.
Yes. The 16 gauge galvanized steel construction delivers strong rigidity and durability, helping resist sag and flex under cabling loads. For high-vibration environments, this material choice minimizes maintenance downtime and supports long service life without compromising performance.
Yes. The screw cover, secured by plated screws and a flange, provides a secure, clean termination that reduces dust ingress and simplifies access for servicing. This design minimizes field rework while maintaining a professional finish and code-compliant installation.
Jointly, the 120-inch length reduces field splices, embossed thru holes speed installation, and the NEMA 3R/CSA UL Listed ratings ensure compliance with electrical codes. Over time, this translates to lower maintenance costs, fewer component replacements, and improved uptime in regulated industrial environments.