24VAC 50VA Wall Transformer with PTC Fuse Compatible with All Versions of Doorbell,Nest, Ecobee, Sensi and Honeywell Thermostat,Water Solftener,Screw Terminal Output - - Amazon.com
Veris,Transformer,50VA,120-24Vac,FT Single Hub MNT, X050BAA: Amazon.com: Industrial & Scientific