access control system, security access control, communication system, aiphone intercom The LAF-C Console Master System is a loudspeaker type, single talkpath open voice system that provides communication with up to 120 remote locations. Multiple masters can be used, along with a large variety of sub station models to create a communication system tailored to the user's needs. Master stations are available in 20-and 40-station sizes, with or without a handset. For greater capacity, include a 20- or 40-station add-on selector. Any "LE-" or "LS-" series sub station can be used. All Call and/or Background Music are optional features requiring additional equipment (BG-10C, PS-12F).


  • Single or multi-master capability
  • Commercial grade, durable master station for heavier usage
  • Master stations available with or without a handset
  • Single talkpath, with push-to-talk operation or handset at master, and hands free communication at sub station
  • Large variety of sub stations available
    • Surface or flush mount, with or without privacy (LE-A, LE-AN, LE-B, LE-BN)
    • Weather resistant door stations (LE-D, LE-DA, LE-DL)
    • Vandal proof sub station (LS-NVP, LS-NVP-W (weatherized), SBX-DGV surface mt. box)
  • Selective calling to sub stations, and master-to-master communication
  • Subs call in with momentary tone and LED, remaining lit for approximately 20 seconds
  • Optional All Call (additional equipment required) to call all stations simultaneously
  • Equipment used for All Call also allows for background music to be heard through master and subs
  • Master is desk or wall mountable, and LAF-20CA can be rack mounted with RMK-01 rack mount kit 20- and 40-call add-on selectors available, with LA-40AS rack mountable with RMK-02.

Power Source12V DC at master. Use PS-12C, or
PS-12F when BG-10C(s) are included (1 PS-12F per BG-10C)
Communication Output800mW at 20 ohms (receive); 500mW at 20 ohms (transmit)
CommunicationPush-to-talk, release-to-listen (TALK button), or VOX handset at master. Hands free at sub station.
CallingMaster to sub or other master: By voice (TALK) or tone (TALK & ALL CALL simult.)
Sub to master: Call button on sub activates tone and LED at master, remaining lit for approximately 20 seconds.
Consumption350mA Maximum
Talk ChannelSingle talk channel
MountingDesk or wall mount
Wiring2 conductors homerun to sub station (1-Master system only), 3-conductor, or loop multiconductor with 2 common + 1 individual wire per sub station on wire run.
Shielded cable is recommended.
Use Aiphone #822202, 2 cond. 22AWG; #821802, 2 cond. 18AWG or #822203, 3 cond. 22AWG; #822206, 6 cond. 22AWG. LAF-C to ea. BG-10C: Aiphone #822220, 20 cond. 22AWG.
Wiring Distance650' with 22AWG; 1,600' with 18AWG.
(H x W x D)
LAF-20C: 10-1/4" x 13-1/2" x 5-1/2"
LAF-20CA: 10-1/4" x 17-3/4" x 5-1/2"
LAF-40C: 10-1/4" x 19-1/2" x 5-1/2"
LAF-40CA: 10-1/4" x 23-1/2" x 5-1/2"
LA-20AS: 10-1/4" x 7" x 5-1/2"
LA-40AS: 10-1/4" x 12-7/8" x 5-1/2"

System Layout:

access control system, security access control, communication system, aiphone intercom