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ClimaGuard Air-to-Air Heat Exchanger Indoor, XR47 35w/F 230v

  • Unique counterflow aluminum core for high-efficiency and high-performance heat transfer, except for the XR20 and XR29-08 which use a modified heat pipe core
  • Streamlined aesthetics with no visible mounting rails; slim design allows for mounting to narrow or shallow enclosures
  • Models for 115 and 230 VAC power input
  • Operating temperature range from -20 F/-29 C to 140 F/60 C
  • Low-carbon mild-steel sheet-metal cover for rugged factory environments
  • Filterless design for low maintenance and easy cleaning
  • Reliable top-quality bearing fans and impellers make these units run quietly and with increased reliability
  • Easy-mount flanges for simple installation
  • Every unit functionally tested before shipping
  • Mounting hardware, gaskets and user manual furnished with the unit
  • Four fasteners allow simple removal of front cover for easy access
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Catalog #:


ClimaGuard Air-to-Air Indoor


  • Height: 47.16 in / 1198 mm
  • Width: 15.24 in / 387 mm
  • Depth: 5.92 in / 150 mm
  • Capacity Watts Per °C: 63 W
  • Capacity Watts Per °F: 35 W
  • Nominal Voltage: 24 V
  • Voltage DC: 24 V
  • Max Current: 0.9 A
  • Operating Temperature: −20 to 140 °F / −29 to 60 °C
  • Max Watts Per °F: 35 W
  • Max Watts Per °C: 63 W
  • Protection Rating: NEMA Type 12; NEMA Type 3R
  • Material: Mild Steel
  • Finish: Powder Coated
  • Color: Light Gray
  • Color Code: RAL 7035
  • Thickness: 18 ga / 1.21 mm
  • Weight: 64 lb


nVent Hoffman’s ClimaGuard Indoor Heat Exchangers offer reliable closed-loop cooling while sealing out temperature extremes, dirt, dust, corrosive elements and washdown water. This robust heat exchanger allows efficient thermal transfer while ensuring maximum protection against leaks. With ClimaGuard Indoor Heat Exchangers providing a tight seal against air and water infiltration, units can be simply surface-mounted to an enclosure with no loss of enclosure integrity.



Industry Standards

UL/cUL Listed; Type 12; File No. SA7402
UR/cUR Recognized
Type 12 on XR20 and XR29-08 models
Type 3R on XR29-18 and larger models when surface mounted vertically on an enclosure

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