Hoffman A18184SU 18 x 18 x 4 Inch Painted Pull Box Extender
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Manufacturer Hoffman Engineering
Mfg Catalog # A18184SU
North Coast Part # 1723109


  • Unique keyhole screw slots for easy installation
  • Plated steel screws included to mount to pull box
  • Compatible with Type 1 Pull Box accessories
  • Maintains grounding between main enclosure and extender
  • Extenders are finished with paint over plated surfaces


  • Height (H) (inch): 18
  • Height (H) (millimetre): 457
  • Width (W) (inch): 18
  • Width (W) (millimetre): 457
  • Depth (D) (inch): 4
  • Depth (D) (millimetre): 102
  • Protection Rating: NEMA Type 1
  • Material: Mild Steel
  • NEMA Rating: 1 Indoor, electrical protection
  • Style: Painted
  • Color: Gray
  • Color Code: ANSI 61
  • Finish: Powder Coated
  • Thickness (T) (gauge): 16
  • Thickness (T) (millimetre): 1.52


UPC 78351030156
Item Long Description The Pull Box Extender, Type 1, is used in commercial and general industrial applications that previously required a custom sized pull box, or to create additional wiring space for existing pull box installations. It is installed by simply sliding the product on a pullbox, using a common hole pattern, cover and hardware, making it a time saving solution.
GTiN 00783510301569
Width 18 in
Type Screw Cover
Material Steel
Applications Used in Commercial and General Industrial Applications
Depth 4 in
Height 18 in
Family Brand Name Hoffman
Finish Powder Coated
Color Gray
Thickness 1.52 mm
Style Painted

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