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Nordic W Series Residential liquid-to-water heat pump.


This is our residential sized geothermal water to water heat pump or liquid-to-water heat pump. This is a residential heat pump and is ideally suited for making large quantities of hot water, such as for in-floor heating or swimming pool heating.

Nordic® W Series Residential

This heat pump works on open water wells or ground loops. This heat pump is also fully reversible, meaning it can also provide chilled water and domestic hot water. The W Series Residential is designed for a residential setting and is available in sizes from 2 to 6 nominal tons. It’s important to note that the smaller sizes of this machine (sizes 22-55) are in a smaller case than what is stated in the manual, their dimensions are 28” x 28” x 29”.

Quick Facts About Our Residential Water to Water Heat Pump

Distribution Type Radiant in-floor heat
Capabilities Heating, cooling, and domestic hot water
Loop Type Open or closed loop
Size 2 to 6 nominal tons
Configuration Stand alone or with air handler
COP 3.4
Certifications AHRI, CSA, ENERGY STAR

Features and Available Options

  • Bronze heat domestic hot water circulator pump
  • Cabinet has powder coated finish inside and out.
  • Cabinet is insulated with 1” acoustic insulation.
  • Four removable access panels for easy servicing.
  • A hard start kit is standard on all single-phase models.
  • High-efficiency Turbotec® coaxial heat exchangers with copper or Cupro Nickel available on request.
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