The Night Owl Doorbell can be hooked into the doorbell wiring for power; can I use my telephone wiring instead and if so what two wires do I use? - Quora
![OhLectric Thermostat and Doorbell Transformer - Low Voltage Transformers with Power Supply Ring Nest - Easy Installation - Compatible with Chimes, Bells & Door Openers - OL-46382 - Amazon.com OhLectric Thermostat and Doorbell Transformer - Low Voltage Transformers with Power Supply Ring Nest - Easy Installation - Compatible with Chimes, Bells & Door Openers - OL-46382 - Amazon.com](https://m.media-amazon.com/images/I/71ed1TYoyjL._AC_UF1000,1000_QL80_.jpg)
OhLectric Thermostat and Doorbell Transformer - Low Voltage Transformers with Power Supply Ring Nest - Easy Installation - Compatible with Chimes, Bells & Door Openers - OL-46382 - Amazon.com
![Newhouse Hardware Wired 24V 40vA Doorbell Transformer for Powering Multiple Smart Doorbells and Thermostats - Walmart.com Newhouse Hardware Wired 24V 40vA Doorbell Transformer for Powering Multiple Smart Doorbells and Thermostats - Walmart.com](https://i5.walmartimages.com/seo/Newhouse-Hardware-Wired-24V-40vA-Doorbell-Transformer-for-Powering-Multiple-Smart-Doorbells-and-Thermostats_bb6f8651-efb7-418c-923d-3a6501f5e7ac_1.fb0ceb5f3eeaede041fdbdd4917fa6d8.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
Newhouse Hardware Wired 24V 40vA Doorbell Transformer for Powering Multiple Smart Doorbells and Thermostats - Walmart.com
![What is the voltage of my transformer? Would it be compatible with a 10-24 V ring doorbell? : r/electrical What is the voltage of my transformer? Would it be compatible with a 10-24 V ring doorbell? : r/electrical](https://preview.redd.it/bhgg57guvv071.jpg?width=640&crop=smart&auto=webp&s=8793dac18f0db6903a57194f66b5c1694225de40)