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Alarm.com | 8-Output Class II Power Distribution Board for Access Control | ADC-AC-F8P

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SKU:
ADC-AC-F8P

One power supply, eight doors worth of hardware. The ADC-AC-F8P fans a single supply out to eight individually fused auxiliary outputs so strikes, maglocks, readers and REX devices each get their own protected leg instead of being pigtailed together on a terminal strip where one short takes down the whole enclosure.

Built for the commercial installer

Every output is Class II power-limited and rated to 2.5A, which keeps the enclosure inside the wiring methods most jurisdictions expect for low-voltage access control and saves an argument at inspection. Each output is selectable for constant output, so you decide per leg what stays hot.

The board accepts an FAI input to enable and disable outputs, which is how locked doors release on a fire alarm condition. Wiring the fire alarm interface once at the board covers every output on it, rather than running a release path to each door individually.

Key features

  • Eight separately controlled outputs so a fault on one door does not drop the rest of the enclosure
  • 2.5A per output handles maglocks and strikes with inrush headroom
  • Class II power-limited for straightforward low-voltage wiring methods and a clean inspection
  • FAI input enables and disables outputs so fire alarm release is wired once at the board
  • Constant output selectable per leg, configured to match what each opening needs

System requirements

Mounts inside an access control enclosure and is fed from the system power supply. In an Alarm.com Aero deployment the F8 distribution module is fed by the B100 secondary power board, which in turn is fed from the FPV4 supply set to 24 VDC.

Brand:
Alarm.com
Outputs:
8 auxiliary outputs
Control:
Output enable and disable via FAI input
Form factor:
Board-level output distribution module for access control enclosures
Output rating:
2.5A maximum per output
Output classification:
Class II power-limited
Output type:
Constant output selectable per output
Mounting:
Inside the access control enclosure
Compatibility:
Alarm.com access control enclosures, fed from the B100 secondary power board in an Aero deployment
How much load will each output carry?
2.5A maximum per output, Class II power-limited. Size each leg against the holding current of the lock plus inrush, and leave headroom rather than running an output at its ceiling.
How does the FAI input work?
The fire alarm interface input enables and disables the board outputs, which is how locked openings release on a fire alarm condition. Wiring it once at the board covers every output on that board.
Why use this instead of pigtailing devices to one supply?
Separate outputs isolate faults. A short or a failed lock on one leg does not pull down the readers and strikes on the other seven, which makes troubleshooting a live site far faster.
What feeds this board in an Aero enclosure?
The B100 secondary power board, which is fed from the FPV4 supply. Alarm.com specifies keeping the FPV4 set to 24 VDC so the B100 and this distribution module receive both voltage rails.