December 05, 2022
by Cody Mack, National Training Manager, Caleffi North America
As featur...
Blog
Zone Relay Controls
Greg and Dan share commonly asked questions from the Ask Caleffi Blog. During this episode, th...
November 10, 2021
It seems that hydronic zone valves have been around forever. They are pretty bulletproof! But ...
September 03, 2021
Ask Caleffi Podcast (Episode 9)
October 28, 2020
by Dan Firkus, Applications Engineer, Caleffi North America
As featured ...
December 10, 2019
The ZVR or ZSR Series relay boards are available for 3, 4 or 6 zone options. If your syst...
There is currently not a dedicated pair of 24 VAC terminal blocks on the Caleffi Z-one Relay Control...
Yes, the relay controls have the ability to prioritize DHW demand and they also have the ability to ...
January 15, 2015
One of the really nice features of the Caleffi ZSR and ZVR Zone Relay Controls is the resettable fus...
October 09, 2014
Earlier this year, we released our new line of Z-one relay controls. We are very excited about the l...
August 28, 2014
Stranded wires can be an obstacle and a hazard on the job site when making connections to small term...