10 Best Doorbell Transformers 2025 in the United States

The Doorbell Transformer 24V Adapter for Ring Video Doorbell and other smart doorbells like Nest, Wyze, and Eufy offers a solution for continuous power supply, eliminating low battery issues. It operates at a voltage of 24V and has a current rating of 0.5 amps, making it suitable for a range of popular doorbell models, including various Ring, Nest, and Eufy versions. This compatibility ensures that users with different types of video doorbells can benefit from it. The transformer continuously converts 110/120V to 24V, 500mA, ensuring consistent power delivery.

The Newhouse Hardware 16TR Doorbell Transformer is a solid choice for anyone needing to replace an old transformer for a wired door chime. It boasts a 16V/10VA output, suitable for most standard wired doorbells, ensuring reliable performance. One of its standout features is the straightforward installation process. You can easily mount it to an electrical box using a threaded connector or screw it down and connect the wires, making it a user-friendly option even for those with minimal technical skills.

The Newhouse Hardware 3TRAN Tri-Volt Transformer is a versatile and powerful option for anyone looking to upgrade their doorbell system. It offers three different voltage outputs (8vac/10VA, 16vac/10VA, and 24vac/20VA), making it compatible with a wide range of doorbell brands, including Ring and Nest. This flexibility allows it to power both standard doorbells and more advanced video doorbells effectively. Its input of 120-Volt AC and multiple output options provide sufficient power to eliminate issues often caused by older, underpowered transformers.