Set Up a 4-Wire Doorbell Chime for Verkada Intercom

Learn how to set up 12V 4-wire doorbells as Verkada Intercom chimes

Verkada intercoms include an output relay that you can use to trigger a doorbell or chime.

You need a third-party power supply to power an intercom.

This guide applies to 4 wire chimes. If you have a more traditional doorbell setup like the diagram below, see Traditional Doorbell Wiring for Verkada Intercoms for a detailed wiring guide.

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Configure a chime output

1

In Verkada Command, go to All Products > Intercom.

2

Select your intercom and click Settings.

3

Under I/O > Output, select Chime.

Wire your intercom

4-wire bells have 2 wires dedicated to power and 2 wires dedicated to triggering the bell sound. This procedure applies to a single doorbell (or multiple doorbells) wired in parallel, as shown in the image.

1

Remove the terminal block or pigtail from the rear of your intercom.

2

For each doorbell, wire bell+ and bell– to the NO and COM outputs on the intercom terminal block/pigtail, respectively.

3

For each doorbell, wire positive voltage and ground to the positive voltage output and ground on your power supply, respectively.

4

Reinsert the terminal block into the intercom.

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If you have multiple doorbells, wire them in parallel.

TD33 Pigtail Wiring

TD52/53/63 Terminal Block Wiring