Stelpro USA

It appears you’re in Canada. You’re currently viewing the American website. Note that currencies and availability on the American and Canadian websites differ.

Vous semblez provenir du Canada, mais vous êtes actuellement sur le site américain. Veuillez noter que les devises et la disponibilité des produits diffèrent d’un site à l’autre.

Stay on the American website
Rester sur le site américain

Visit the Canadian website
Aller sur le site canadien

All Systems Operational

Since Tuesday, 02/23/2021 04:00
Eastern Time Zone

Washdown Unit Heater

Reliable, resistant and self-contained


Discover the perfect comfort heating solution for damp and corrosive conditions. This corrosion-resistant unit is fully sealed and waterproof. Available in a variety of powers and voltages, this sturdy unit is suitable for specialized applications.

Product images

  • SWU


  • Designed for damp and corrosive conditions
  • Stainless steel construction
  • Watertight NEMA-4X housing
  • Sealed and lifetime lubricated, epoxy coated motor


  • Stainless steel


  • Heavy 16-gauge stainless steel housing
  • Adjustable stainless steel louvers (can be rotated 90°)
  • Non-metallic control enclosure (meets NEMA 4X hose-down requirements)
  • Thermal protection with automatic reset


  • Totally enclosed, epoxy-coated and permanently lubricated ball bearing motor
  • Powder-coated aluminum fan blade


  • Industrial grade, type 316 stainless steel tubular elements with stainless steel fins


  • Factory mounted
  • Housed in a non-metallic enclosure
  • Includes a thermal protection with automatic reset, fan delay relay, controlling contactor transformer for 24 V control circuit, terminal block for field wiring and a separate motor contactor that can be used when required


  • Wall or ceiling mounted with stainless steel swivel mounting bracket (included)
  • Ceiling mounted with 4 3/8-16 threaded rods (not provided – if the swivel mounting bracket is not required, choose the SWU-B or SWU-B1 options)


  • One year