Geothermal Ratings part 6, Reviews of the Hydro Temp, Miami Heat Pump, Modine, & Nordic brands


HYDRO TEMP---------------<1*---------NA

This brand features custom built units that have an excellent control board with built in zone damper controls. They offer three stage units that have two compressors in them as well as models with variable speed compressors for the ultimate in comfort. They provide domestic hot water through either a desuperheater or a priority heater to match the hot water needs of your family. The units are only sold through their limited dealer network and the warranty is not very good when compared to other brands. 

MIAMI HEAT PUMP-----------5*---------NA

Miami Heat Pump HPX Series

These heat pumps are available in North and South America. The HPX series units are basic forced air units with a stainless steel cabinet and cupro-nickel heat exchangers for durability. They have stainless steel insulated drain pans to eliminate leaks from corrosion and sweating and offer many options including a desuperheater for domestic hot water production. The warranty on this brand is very good and they have an online store where they can be purchased by consumers which results in a huge cost savings. 


The GeoSync units are two speed heat pumps with microchannel air coils which provides enhanced heat transfer. They have either two or four inch filters which provide better indoor air quality and feature variable speed blowers for quiet operation. The units are only sold through dealers in the USA and Canada but it is a limited network. 

Modine GeoSync


This brand is made in Canada by MARITIME GEOTHERMAL LTD and the units are sold in North America and Europe. The R SERIES models are water to air units that feature two stage scroll compressors and a variable speed fan for added comfort and efficiency. They have a stainless steel condensate drain pan for durability but the warranty is not as good as many brands.  The TF SERIES features premium units and the warranty stacks up better with the competition but the brand is only sold by factory authorized dealers.

Other Geothermal Brand Ratings

You can continue to browse our alphabetical list of manufacturers but, if you are looking for a specific brand, you can enter its name in the search box at the top of the page.