Part Description: Features: Quick Install Transformers, Built To Last, Sold In Packs of6, Not All Transformers Are Equal. In Fact, Our Transformers Feature Easy-To-Install Lock-Mount Or Wall-Mount That Can Reduce Installation Time By 25 Percent ., Application: For Powering Multiple Chime In One Home, Large Home With Multiple Chime, Standard: cUL, Primary Voltage: 1670, Amperage Rating: 3068, Mounting: Lock/Wall