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Email: info@alphathermalsystems.com

Located in Webster, MA 01570
Customer Service | Contact

We make solar hot water simple to install

Alpha Thermal Systems 

We are the exclusive United States distributor of RESOL Solar Controllers and Hydronic Controllers and a major North American distributor of PAW Solar Thermal Pump Stations. The pre-assembled PAW Solar Pump Stations and compatible RESOL Controls simplify solar thermal installations. The quality and ease of installation of these products will allow you to do more installations in less time, which will increase your return on investment (ROI) and your number of satisfied customers!

Discover just how simple solar hot water can be; view our catalog of:

Solar Thermal Pump Stations
Solar Hydronic Controllers
VBUS Monitoring & Accessories
Calorimeters & Sensors

RESOL's new service portal

VBus.net is an Internet service hosted and run by RESOL, allowing you to access your RESOL Datalogger DL3 and DL2 from anywhere in the world with just a few clicks. vbus.net