Heath Zenith Silver Metal Wired Door Chime Transformer

SL-130 doorbell transformer. To control voltage to hardwired door chimes, look to the Heath Zenith wired door chime transformer. This lock nut unit reduces voltage from 16 VAC, 30 VA. Use this lock nut type transformer to replace an existing transformer or to install a new low voltage doorbell system.For use with single chime doorbell installationsCompatible with smart video doorbellsInput 120VAC