WaterFurnace 5 Series 500A11 Geothermal Heat Pump Review

WaterFurnace-5-Series-500A11Geothermal heat pumps are a great way to reduce annual energy consumption, maintain high interior air comfort in just about any weather conditions, and, most importantly for many folks, save money year after year. So, which geothermal heat pump should you get for your home?


That can be a tough question to answer, so that’s why we do regular geothermal heat pump reviews. Hopefully, these will help you pick the best system to fit your home and your budget.


Let’s go over the pros and cons of the 5 Series 500A11 Geothermal Heat Pump from WaterFurnace.


  • The 5 Series 500A11 from WaterFurnace is a high efficiency system. It typically achieves 30 EER and 3.8 COP efficiency ratings. This puts it far ahead of conventional heating and air units and makes it a leader in the geothermal heat pump market.

  • The 5 Series is built for use with chlorine-free and eco-safe R-410A refrigerant. This is a real alternative to previous generation coolants which damaged the Earth’s ozone layer.

  • As with many of their geothermal heat pumps, WaterFurnace uses their Aurora communicating system to provide two-way communication between functioning components.


  • The 5 Series 500A11 is not WaterFurnace’s top-of-the-line geothermal heat pump, but that doesn’t mean it is cheap to buy. This is an expensive unit, and that may put it out of the reach of homeowners with tight budget constraints.

Bottom Line

The WaterFurnace 5 Series 500A11 Geothermal Heat Pump is a reasonably reliable geosource system with good energy efficiency ratings and solid warranty support. If you’re building a new home and looking for a long term HVAC solution, this may be the unit you want.

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