![How to Connect Your Ring Video Doorbell 2 Directly to a Low Voltage Transformer (Without a Pre-existing Doorbell) – Ring Help How to Connect Your Ring Video Doorbell 2 Directly to a Low Voltage Transformer (Without a Pre-existing Doorbell) – Ring Help](https://support.ring.com/hc/article_attachments/360000866666/rvd2_direct_to_transformer_720b.png)
How to Connect Your Ring Video Doorbell 2 Directly to a Low Voltage Transformer (Without a Pre-existing Doorbell) – Ring Help
![Dual 12V-30V Ring Transformer 220V Input Toroidal Transformer Power Amplifier Transformer 150W 300W 500W - AliExpress Dual 12V-30V Ring Transformer 220V Input Toroidal Transformer Power Amplifier Transformer 150W 300W 500W - AliExpress](https://ae01.alicdn.com/kf/HTB1slQ1O7voK1RjSZFwq6AiCFXaJ/Dual-12V-30V-Ring-Transformer-220V-Input-Toroidal-Transformer-Power-Amplifier-Transformer-150W-300W-500W.jpg)
Dual 12V-30V Ring Transformer 220V Input Toroidal Transformer Power Amplifier Transformer 150W 300W 500W - AliExpress
![What is this thing and how do I install it? Can't find any useful info on the Ring website. : r/ringdoorbell What is this thing and how do I install it? Can't find any useful info on the Ring website. : r/ringdoorbell](https://i.redd.it/ox3pc3jdnx101.jpg)
What is this thing and how do I install it? Can't find any useful info on the Ring website. : r/ringdoorbell
![Dual 12V-30V Ring Transformer 220V Input Toroidal Transformer Power Amplifier Transformer 150W 300W 500W - AliExpress Dual 12V-30V Ring Transformer 220V Input Toroidal Transformer Power Amplifier Transformer 150W 300W 500W - AliExpress](https://ae01.alicdn.com/kf/HTB1uwgNOYPpK1RjSZFFq6y5PpXav.jpg_640x640Q90.jpg_.webp)
Dual 12V-30V Ring Transformer 220V Input Toroidal Transformer Power Amplifier Transformer 150W 300W 500W - AliExpress
![Nuki Opener Ring Detection on 8V AC circuit and 12V opener circuit (Generic Analog) - Questions - Nuki Developers Nuki Opener Ring Detection on 8V AC circuit and 12V opener circuit (Generic Analog) - Questions - Nuki Developers](https://developer.nuki.io/uploads/default/original/2X/c/c1ef4a1fa9ddb83a13ceb8436f63dcd7a43ac6df.jpeg)
Nuki Opener Ring Detection on 8V AC circuit and 12V opener circuit (Generic Analog) - Questions - Nuki Developers
![Ring core trafo 2000 VA 2 x 115V -> 2 x 115V/1 x 230V; Sedlbauer, RTO-825080 : Amazon.se: Tools & Home Improvement Ring core trafo 2000 VA 2 x 115V -> 2 x 115V/1 x 230V; Sedlbauer, RTO-825080 : Amazon.se: Tools & Home Improvement](https://m.media-amazon.com/images/I/61V2DYgtf3L._AC_UF1000,1000_QL80_.jpg)