Doorbell Transformer Plug-in Compatible with Ring, Nest, DSC - Easy Install

Upgrade with Confidence: UL-Listed 16.5V 40VA Plug-in Transformer

Trustworthy Power Solution

This UL-Listed 16.5V 40VA plug-in transformer is designed to replace and upgrade underpowered transformers. It ensures steady and reliable power to your doorbells and burglar alarm systems, enhancing the performance and longevity of these critical components.

Hassle-Free Installation

Easily replace your old transformer with this CentroPower model. Featuring screw terminals and straightforward wiring, the installation process is simple and quick, fitting seamlessly with Honeywell and Sensi smart thermostats and other devices needing constant 16.5V power.

Safe and Stable Design

Equipped with an auto-resetting PTC (Polymeric Thermosensitive Ceramics) fused secondary and an LED green power indicator, this transformer offers safe and reliable power delivery. The PTC ensures uninterrupted operation, while the LED provides visual confirmation of power status.

Guaranteed Compatibility

This transformer is compatible with Honeywell Ademco, DSC, and ETC burglar alarm systems, as well as Video Doorbell, Video Doorbell 2, Video Doorbell Pro, Nest Skybell Doorbell, and more. Note that the listed brands are examples to demonstrate compatibility.

Accurate and Reliable Output

With no-load voltage testing ranging from 18.5-19.5V, you can verify the accurate voltage output using an AC voltmeter or multimeter. This precise output ensures that your devices function optimally without any performance degradation.