Hoffman A18R186NK 18 x 18 x 6 Inch Galvanized Steel NEMA 3R Screw Cover Enclosure without Knockouts
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Manufacturer Hoffman Engineering
Mfg Catalog # A18R186NK
North Coast Part # 219205


  • Drip shield top and seam-free sides, front, and back protect from rain, snow, or sleet
  • Slip-on removable cover fastened with plated steel screws along bottom edge
  • Handles on larger sizes (see table)
  • Embossed mounting holes on back of enclosure
  • Knockouts in bottom of 16 and 14 gauge enclosures
  • Provision for padlocking
  • No gasketing
  • Enclosures 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): 6
  • Depth (D) (millimetre): 152
  • Protection Rating: NEMA Type 3R
  • Material: Mild Steel
  • Knockouts Included: No
  • NEMA Rating: 3R Weather-resistant, except dust
  • Mounting (H) (inch): 13
  • Mounting (H) (millimetre): 330
  • Body Style: B
  • Mounting (J) (inch): 1.12
  • Mounting (J) (millimetre): 28
  • Modification Services: Yes
  • Type Number: Type 3R
  • IP Rating: IP32
  • Body Thickness (gauge): 16
  • Body Thickness (millimetre): 1.52
  • Color: Gray
  • Color Code: ANSI 61
  • Door Thickness (gauge): 16
  • Door Thickness (millimetre): 1.52
  • Finish: Galvanized
  • Size: 18.00x18.00x6.00 in
  • Knockouts: No

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UPC 78351013505
Item Long Description Drip-Shield Screw-Cover, Type 3R is used as a wiring or junction box to protect controls in outdoor applications that require protection from rain, sleet, snow or dripping water.
GTiN 00783510135058
Finish Galvanized
Width 18 in
Size 18.00x18.00x6.00 in
Type Screw-Cover,Type 3R
Material Steel
Applications Power Distribution
Depth 152 mm
Height 18 in
Standard CUL Listed Per CSA C22.2 No 94; Type 3R; File No. E27525,IEC 60529, IP32,NEMA/EEMAC Type 3R,UL 50, 50E Listed; Type 3R; File No. E27525
Family Brand Name Hoffman
Sub Brand Hoffman
Color Gray
Body Thickness 1.52 mm

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