Amazon.com: 24 Volt Transformer : Industrial & Scientific
"Allied 6K149 CONTROL TRANSFORMER, 120V, OUT: 150VA, 24V, LEADS"
HQRP 16V 30VA Transformer Compatible with Zmodo Nest Eufy Nutone Ring Doorbell Hardwired Door Chime Power Supply Adapter Door-Bell 120v-to-16v Replacement, UL
Control Transformer 40VA, Primary 120, 208, 240V Secondary 24V, HVAC Furnace Multi Tap (1 Pack) - - Amazon.com
Emitever 120W Triac Dimmable LED Driver,Power Supply,AC 120V to DC 24V Transformer,Compatible with Lutron and Leviton Dimmers,for LED Lighting,Class 2,ETL Certified - - Amazon.com
8W-12W LED Driver AC 120V/240V to DC 24V-50V Transformer Power Home Converter - - Amazon.com
HQRP Tri-Volt (8V 20VA, 16V 30VA or 24V 30VA) Transformer Compatible with Ring, Nest and Standard Doorbells Door Chime Power Supply Adapter Door-Bell 120v-to-8v-16v-24v Replacement, UL Listed
Vulcan 00-425955-00001 Vulcan TRANSFORMER,120V TO 24V (00-425955-00001)
Class 2 General Purpose Transformer 120V 75VA 24V Secondary: Amazon.com: Industrial & Scientific
40VA Control Transformer, Primary 120/208/240 V AC 50/60Hz Secondary 24V AC, Replacement for Jard 4031F Packard 42440 Gemline GT446 Robertshaw 620-206 HVAC Furnace Multi Tap - - Amazon.com
24V 40VA UL Listed Doorbell Transformer, 24 Volt Thermostat Power Supply Adapter for Ring/Nest Hello
HQRP 120V - 24V (40VA) Transformer Compatible with Powering Multiple Smart Doorbells and Thermostats Power Supply Adapter UL Certified
Seneca River Trading Foot Mount Transformer, 120V, 40VA Rating, TWF124-40: Amazon.com: Industrial & Scientific
Maxdot 24V 40VA Thermostat and Doorbell Transformer, Power Supply Compatible with Nest, Ecobee, Sensi and Honeywell Thermostat, Nest Hello Doorbell and All Versions of Ring Doorbell (1 Pcs) - - Amazon.com