Description
The Alarm.com ADC-VDBA-PSU-DC is a reliable plug-in DC power supply designed for powering the Alarm.com ADC-VDB770 and ADC-VDB750 Video Doorbell Cameras. It’s an ideal solution when existing doorbell wiring is unavailable or incompatible, ensuring your video doorbell operates smoothly without interruptions.
This 16V DC, 1.25A (20W) power adapter provides a stable power source for installations without a wired chime. For the ADC-VDB770, proper resistors must be used to ensure safe and reliable operation, while the ADC-VDB750 requires no resistors when configured for no chime. High-quality wiring (18–20 AWG recommended) is essential for proper performance. In setups without a traditional chime, the Alarm.com ADC-W115C Smart Chime can be added for doorbell notifications.
Key Features:
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Provides dedicated power for ADC-VDB770 & ADC-VDB750 Video Doorbells
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Plug-in DC power supply rated at 16VDC, 1.25A (20W)
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Perfect for installations without existing doorbell wiring or chimes
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Works with or without a power module (resistors required for ADC-VDB770)
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Supports 18 AWG – 20 AWG wiring for reliable performance
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Compatible with Alarm.com Smart Chime for added functionality
