ADC-VDBA-PM
The ADC-VDBA-PM is the official Power Module accessory designed for Alarm.com video doorbells, including models like the VDB770, VDB750, VDB780B, and similar wired doorbell units. Its primary purpose is to ensure stable and sufficient power delivery from the existing doorbell transformer to the video doorbell, especially in installations where voltage may fluctuate or wiring conditions limit consistent current flow. This module helps prevent issues such as doorbell resets, chime malfunction, low-power warnings, or intermittent video streaming. It is compact, easy to install, and mounts directly inside the chime box or inline with doorbell wiring. The ADC-VDBA-PM enhances the reliability and performance of the entire video doorbell system.
- Power module accessory designed for Alarm.com wired video doorbells
- Ensures stable and consistent power delivery from doorbell transformer
- Prevents issues such as device resets, chime failures, and low-power alerts
- Compact design installs inside the chime box or inline with wiring
- Improves video doorbell reliability and overall system performance
- Compatible with multiple Alarm.com video doorbell models
- Ideal for homes with older wiring or low-voltage transformer setups
The ADC-VDBA-PM plays a critical role in maintaining reliable power for a wired Alarm.com video doorbell system. Homes with older transformers, marginal wiring, or long wire runs often experience insufficient voltage levels, which can cause a video doorbell to reboot, disconnect from Wi-Fi, or fail to ring the mechanical or digital chime. The power module corrects these issues by stabilizing the electrical load and ensuring consistent current delivery. Installation is straightforward, typically involving two simple wire connections inside the chime box. By adding this module, users significantly enhance the doorbellÂ’s performance, video stability, and long-term dependability, making it an essential accessory for many professional installations.
Accessory Datasheet (PDF):
https://suretyhome.com/wp-content/uploads/2023/05/ADC-VDBA-PM-Spec-Sheet.pdfInstallation Guide (PDF):
https://suretyhome.com/wp-content/uploads/2023/05/ADC-VDBA-PM-Install-Guide.pdf