24V Transformer 40VA AC Transformer Plug in (1Pack, Without Screw Holes)

No more doorbell/ thermostat underpower hassle: 8-24V 40VA Plug in transformer, replaces and upgrades underpowered transformer with this 8-24V transformer, offering plenty of power for your thermostats and doorbells. Specification: Input voltage: 120 VAC, 60Hz Output voltage: 8-24V, 40 VA Safe and stable: Auto-resetting (PTC) fused secondary LED green power indicator Positive/negative/ screw terminals UL certified: (E508012, Model PS-D40) UL certification passed Easy installation: Electrical outlet mounting tab Universal compatibility: This 8-24v transformer is compatible with Ring video doorbell, ring video doorbell 2, Ring video doorbell pro, Nest Skybell doorbell, also compatible with Nest, Ecobee/Honeywell and Sensi smart thermostats, and other devices that require constant 24 volt power for operation. Note: The brand above is only for demonstrating compatibility