These special application units feature water-cooled condensers or corrosion protection for operation in areas where water cooling efficiency must be maintained under extreme environmental conditions. Listed by Underwriters’ Laboratories under Electrical Equipment for Hazardous Locations in the following classes and groups: Flammable Gases or Vapors, Class I, Groups C and D, Div. 1; Combustible Dust, Class II, Groups E, F and G, Div. 2; and Ignitable Fibers and Flyings, Class III. These groups are described in detail in articles 500-4, 500-5, and 500-6 of the National electric code. Where to Use

  • Facilities with bad air environments
  • Locations with hazardous atmospheres

Features & Specs

  • Dial-A-DrinkĀ® bubbler
  • Models use R-134a refrigerant
  • Lead-free materials and waterways
  • Internal air-gap on water-cooled condenser water outlet
  • Heavy-Gauge galvanized structural steel frame with stainless steel top
  • Sealed controls and wiring prevent ignition in explosive atmospheres
  • 5-year limited warranty


  • Foot pedal operated
  • Glass Filler-Push Handle (PN 029603-004)
  • Glass Filler-Push Back (PN 029603-005)
  • Glass Filler-Push Down (PN 029603-006)
  • Kit 029440-001 required for Field Installation of all Glass Fillers

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