Reznor® UDX300
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Reznor® UDX300

Reznor® UDX 300 Natural Gas Power Vented Gas Fired Unit Heater with Standard Aluminized Heat Exchanger, 300,000 Btu/hr, 115V

  • Manufacturers: Reznor
  • Brand Name: Reznor®
  • Part#: 474744
  • MPN: UDX300
  • UOM: ea
  • Min. Order Qty: 1
  • Qty. Interval: 1
  • Company Availability: loading branchavailability

Reznor® model UDX gas-fired unit heaters are great for space heating applications. These units are power vented to eliminate heat losses up the flue pipe.


UDX unit heaters feature a two-tone black and white powder coated, scratch-resistant paint scheme. Each unit has clean rounded corners and edges with no visible screws or fasteners.


For air circulation, model UDX uses an axial propellor fan.

Capacity      :      300,000 Btuh
Gas Connection      :      1/2 in
Series      :      UDX
Type      :      Power Vent
  • Up to 83% thermal efficiency
  • 60°F Discharge Air Temperature
  • 115/1/60 Supply voltage
  • External terminal strip for 24-volt wiring
  • Integrated circuit board with 7 segment Display
  • External diagnostic LED
  • Hinged door with ¼ turn latch
  • TCORE2® titanium stabilized aluminized steel heat exchanger
  • Direct spark ignition with 100% cutoff
  • pdfVenting Instructions https://www.capitolgroupinc.com//ASSETS/DOCUMENTS/ITEMS/EN/cgi_UBX-UDX-VENTING.pdf
  • pdfBrochure https://www.capitolgroupinc.com//ASSETS/DOCUMENTS/ITEMS/EN/cgi_Reznor_Brochure.pdf
  • pdfData/Spec Sheet https://www.capitolgroupinc.com//ASSETS/DOCUMENTS/ITEMS/EN/CGI_Reznor_UDX_spec.pdf
  • pdfInstallation Manual https://www.capitolgroupinc.com//ASSETS/DOCUMENTS/ITEMS/EN/CGI_Reznor_UDXUDZ_install.pdf
  • pdfParts List https://www.capitolgroupinc.com//ASSETS/DOCUMENTS/ITEMS/EN/CGI_Reznor_UDXUDZ_parts.pdf