WaterFurnace 5 Series · Outdoor unit
5 Series 500RO11
Geothermal for homes with zero indoor utility space. Lives outside.
- 27.8
- EER cooling
- 4.6
- COP heating

Why this unit
No basement, no utility room, no problem. The 500RO11 installs outdoors like a conventional AC condenser, but it is a full geothermal heat pump connected to the loop under your yard.
In cold snaps it can run dual-fuel with an existing furnace, letting each heat source do what it does cheapest. ENERGY STAR rated and built for weather.
Best for: Houses with no basement or mechanical room to give up.
- Installs outdoors, needs no indoor floor space
- Dual-fuel operation with an existing furnace
- ENERGY STAR rated
- Weatherproof cabinet, no outdoor fan noise like an AC
Documentation
Spec sheets come with your proposal. Ask the designer for any manual on the spot.
Price a 5 Series 500RO11 for your address
Free site visit, load calculation, and a fixed-price proposal with every incentive included.
Contact
Talk to a person, not a phone tree
Question about your system, a strange noise, or just want a second opinion on a proposal you got elsewhere? Write or call, a geothermal designer answers both.





