FeaturesEasy-to-install lock mount or wall mount that can reduce installation time by 25%Thermal cut-off switch designed to shut off the door chime system in the event of excessive temperature, NuTone® saves you time and money!Quick install transformers, built to last so you should have fewer call backsOne 16 V, 30 VA transformer powerful enough for upto three chimes saving you installation time
Specifications120 VAC Primary, 16 VAC Secondary, 30 VA, 1-Phase, Single-Tap