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Aiphone Intercoms

Aiphone DB-1MD Master Audio Station


Special Order

The DB-1MD hands-free master features a call tone volume control with mute indicator, receive volume control, All Call button, Talk button, and Off button. It connects via 2 wires to the DA series door station.  Up to 4 sub stations can be added to this master and communication is possible between the 5 total stations via the All Call button.

Power Source

15V AC - Use AC transformer PT-1211C, 120V


Hands-free (VOX) or Push-to-Talk (PTT)

Door Release

Contact rating: 9.5 ~ 20V AC, 70Ω resistance, or use EL-12S


Door to master: 2-cond, master to sub masters 4-cond


Door to master: 360’(22AWG) 1020’(18AWG)
Master to farthest sub: 330'

Wire Type

Door to Master: Aiphone #822202 or 871802
Master to Subs: Aiphone #812205 or 871804

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  • Model: Aiphone DB-1MD
  • 0 Units in Stock
  • Manufactured by: Aiphone

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