AC-AC Power Supply 24V AC @ 1250mA; 2.1 x 5.5mm | AC-DC PowerShack
Amazon.com: Stayhome 1PCS 24VAC to 24VDC 1.5A 36W AC to DC Converter Step Down Power Supply Transformer Module Voltage Regulator AC22-28V/DC26-40V to 24V : Electronics
SCS - 770753 ADAPTER, 230VAC IN, 24VAC OUT, UK PLUG
Power Supply 24 Volts 6a | 24 Ac Dc Power Converter | Ac 24 Volt Dc 24 Volt - 24vac - Aliexpress
24VAC 40VA Plug in Transformer,Doorbell Transformer Compatible with All of Doorbell,Nest, Ecobee, Sensi and Honeywell Thermostat - - Amazon.com
ZoningSupply.com - Zone Control - 24Vac Transformer
24VAC 50VA Single Channel Power Supply - PWR-AC-2450