Smart Home Transformer for Doorbells, Thermostats

The 24VAC 40VA Plug in Transformer, Doorbell Transformer is a versatile power solution designed to provide reliable and efficient power for your thermostat and doorbell. This transformer can replace and upgrade an insufficient power transformer, ensuring your devices receive the necessary power to function properly.

Specification-wise, the transformer has an input voltage of 120 VAC, 60Hz, and an output voltage of 24V, 40VA. The no-load output voltage is 26.6V, and the transformer features a SAFE AND STABLE auto-resetting (PTC) fused secondary, as well as a LED green power indicator for easy monitoring.

This transformer is compatible with a wide range of smart thermostats, including Honeywell, Nest, Ecobee, and Sensi. It is also compatible with Video Doorbell, Video Doorbell 2, Video Doorbell Pro, and Nest Skybell Doorbell, making it a versatile choice for various home automation and security systems.

One of the key features of this transformer is its ease of installation. The output terminals are screw-type, allowing you to freely cut the connecting cable and arrange it according to your needs, making the installation process simple and tidy.

When testing the product with a multimeter, it's important to use an AC voltmeter or multimeter to measure the output voltage value accurately. The no-load voltage output measured by the multimeter is typically around 26.6-28V, which is normal and does not affect the functionality of the devices connected to the transformer.

In summary, the 24VAC 40VA Plug in Transformer, Doorbell Transformer is a reliable and versatile power solution that can efficiently power your thermostat and doorbell, while offering easy installation and compatibility with a wide range of home automation and security devices.

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