Skip to main content

Please Select Your Country/Language Preferences

WeatherFlo HD Enclosures 1-Door Type 3R, 74.14x36.00x30.00, White, Aluminum

  • Optional impeller packages provide 840 actual CFM per impeller
  • Easy-to-install back panel with flexible installation methods
  • Painted white polyester powder finish with low solar absorption
  • Selectable bases and tops, designed to meet your specific needs
  • Gangable enclosures can be joined to one another
  • Easy-to-change filter (not included)
  • Frames, bases and gland plates constructed of .125-in. aluminum
  • Tops and fan housing constructed of .080-in. aluminum
  • Sides and standard rear cover constructed of .100-in. aluminum
  • Gasketed door, top and base
  • Panels and heavy-duty rear cover constructed of 12 gauge mild steel
  • Three-point latches operated by patented padlocking handle
  • Grounding provisions on door and body
Show More

Catalog #:


WeatherFlo HD One-Door Frame Type 3R


  • Height: 74.14 in / 1883 mm
  • Width: 36 in / 914 mm
  • Depth: 30 in / 762 mm
  • Protection Rating: NEMA Type 3R; IP32
  • Material: Aluminum
  • Color: Signal White
  • Color Code: RAL 9003
  • Finish: Powder Coated
  • Thickness: 0.125 in / 3.2 mm
  • Weight: 174 lb


nVent HOFFMAN excels at modifying and customizing products to your specifications. Modification options for WeatherFlo HD include: size changes, custom paint, and holes and cut-outs. Contact your local HOFFMAN sales office or distributor for complete information.

WeatherFlo HD Enclosures are designed to protect and cool 100-500 HP variable frequency drives. These enclosures provide an integrated cooling solution for your VFD application needs.

Catalog weights and dimensions are careful estimates but not guaranteed.



Industry Standards

UL 508A Listed; Type 3R; File Number E61997
cUL Listed per CSA C22.2 No 94; Type 3R; File Number E61997
IEC 60529, IP22

Resellers in your area

Below is a list of local resellers who currently have this item in stock:

Distributor Quantity Date in Stock
There is no information available.

Related Accessories

Accessories > Window Kits > Window Kits; Window Kits; Steel; Stainless Steel; Nonmetallic polycarbonate; APWK53NF; APWK53NFSS; APWK95NF; APWK95NFSS; APWK711NFSS; APWK133NF; APWK138NF; APWK138NFSS; APWK715NFSS; APWK175NF; APWK1711NF; APWK1711NFSS; APWK720N
Window Kit Type 4, 4X, 12, 7.50x5.50x.31, Brushed, Stainless Steel 304
Catalog #: APWK53NFSS
  • Material: Stainless Steel 304
HOFFMAN on Demand
2100 Hoffman Way, Minneapolis, MN 55303, PH 763 422 2211,
Hol-Sealers Hole Seal, 1.38-inch Diameter, Gray, Mild Steel
Catalog #: AS050
  • Product Family: Hol-Sealers
  • Material: Mild Steel

CAD Generation

Log-in to download additional CAD models in the format of your choice. For 2D and 3D downloads without logging in, click on MORE CAD DRAWINGS, SPEC SHEETS AND CERTIFICATIONS