[16V 30VA]

[24V 40VA]

This 24 V transformer fits for Nest, Ecobee, Honeywell and Sensi smart thermostats; Also compatible with Ring Video Doorbell, Ring Video Doorbell 2, Ring Video Doorbell Pro, Nest Skybell Doorbell, and other devices that require constant 24 volt power for operation BOJACK 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 (4011MT)

Powers thermostats and doorbells: replace underpowered transformers

Easy to install: screw down and thread clamps to electrical box

This 24 volt transformer is UL-certified, offers reliable performance

Input is 120 VAC, 60 Hz; Output: 24 V/ 40 VA

This 24v transformer fits for Nest, Ecobee, Honeywell and Sensi smart thermostats; Also compatible with Ring Video Doorbell, Ring Video Doorbell 2, Ring Video Doorbell Pro, Nest Skybell Doorbell, and other devices that require constant 24 volt power for operation