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Commercial Hubs

The Crouse-Hinds series commercial hub has been developed to provide a lightweight hub that installs quickly and easily, providing a secure termination.

Commercial hubs are dependable, low profile hubs designed for terminating electrical conduit through the walls of enclosures.  Available in zinc, malleable iron and hot dip galvanized to meet customer preferences, they are ideal for use indoors or outdoors in food processing plants, distilleries, breweries, sewage disposal plants, chemical plants, paper processing mills and refineries.

Commercial Hubs

Certifications and compliances

NEC/CEC

  • UL and cUL Listed
  • NEMA: FB-1 (MHUBs)
  • Suitable for wet locations
  • RoHS compliant (MHUBs)

Design features

CHB hubs

  • Neoprene grade chloroprene gasket firms into an elastic compound (similar to rubber) and provides environmental protection for industrial applications
  • Medium viscosity flame retardant insuliner provides a smooth pulling surface
  • Cast threads meet UL standards and allow quick and easy installation
  • Hex surfaces on the body make tightening with a wrench easy
  • Thinner, lighter weight construction
  • Available in standard and grounded version to meet customer preferences

MHUBs

  • Male thread type
  • Tapered female thread for rigid conduit and IMC
  • Recessed o-ring gasket assures raintight and secure environmental connections
  • Insulated throat provides smooth pulling surface
  • Locking screw on the nut doubles as a grounding screw for added safety
  • Complete size range from 1/2” to 6”
  • Hubs fit standard knockouts; no special tools required

Standard materials

CHB hubs

  • Body and nut – corrosion-resistant Zamek-2 and Zamek-3 type zinc
  • Gasket – neoprene grade chloroprene
  • Insuliner – Lexan 920A, medium viscosity flame retardant grade

MHUBs Hubs

  • Body and nut – malleable iron with zinc electroplate or mechanically galvanized (hot dip) finish

Drawings and design support

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