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Grey painted steel U-connector for 4x4 wireway, NEMA 1

HOFFMAN

HOFFMAN F44GUC Wireway U-Connector, Steel, Painted, NEMA 1

SKU CH-Q20X-4A94A

Connects 4 in x 4 in wireway sections with a painted steel U-connector rated NEMA 1 and certified to UL 870 and CSA C22.2 No. 26

  • TypeCable Management & Conduit
  • NEMA 1 rated for indoor protection
  • 16-gauge steel construction ensures durability
  • Gray painted finish resists corrosion
  • Fits 4 x 4 inch Hoffman F44 series wireways
  • UL 870 and CSA C22.2 No. 26 certified

Wireway U-Connector for 4×4 in F44 Series

The HOFFMAN F44GUC is a painted steel U-connector designed to join sections of 4-inch by 4-inch F44 series wireway. It carries a NEMA Type 1 rating and meets CSA C22.2 No. 26, EEMAC Type 1, IEC 60529 and UL 870 standards. Electrical contractors and panel builders use it to create continuous cable-management runs in indoor commercial and light-industrial installations.

Sustained-load behaviour in indoor environments

The 16-gauge steel body and painted finish resist corrosion and mechanical wear during long-term service inside NEMA 1 enclosures. Closure plates, open adapters, panel adapters and telescope fittings included with the connector maintain the enclosure rating throughout the run. The assembly remains electrically continuous and mechanically stable under normal indoor temperature and humidity cycles.

Installation notes and common issues

The connector bolts directly to matching F44 wireway flanges using standard hardware; no specialised tools are required beyond those used for the wireway itself. Installers must verify that the 4-inch by 4-inch dimensions match the existing wireway exactly, as the connector does not adapt to other sizes. Omitting the supplied closure plates or misaligning telescope fittings can compromise the NEMA 1 seal and cable-fill capacity.

Highlights

  • NEMA 1 rated for indoor protection
  • 16-gauge steel construction ensures durability
  • Gray painted finish resists corrosion
  • Fits 4 x 4 inch Hoffman F44 series wireways
  • UL 870 and CSA C22.2 No. 26 certified

Specifications

BrandNVENT HOFFMAN
TypeCable Management & Conduit

Questions about this item

Does the painted steel U-connector add noticeable heat or power draw when installed in a wireway that runs continuously?

The connector is a passive steel fitting with no electrical components, so it generates no heat and draws no power during continuous operation.

What existing wireway system must I already have for this U-connector to fit?

It is designed specifically for Hoffman F44 series wireways that are 4 in wide by 4 in high with a 16 ga gauge.

Will this U-connector work alongside older Hoffman wireway sections I plan to keep?

Yes, it mates with any Hoffman F44 series wireway sections and includes closure plates, reducers, open adapters, panel adapters and telescope fittings for integration.

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