Multicom 2000 Call-In Switch CA21B

Model CA21B - Multicom 2000 Call-In Switch

The Bogen CA21B Call-In Switch is an attractive, functional unit for call-in from classrooms or other staff locations to Bogen’s PI35A and SI35A Intercom Systems, Multi-Graphic© Series 115B, 2223, and 2233 Institutional/School Communication Systems, and Multicom 2000® Administrative Communication Systems.

  • Flush or surface mounted in standard single-gang outlet boxes
  • Heavy-duty long-life switches
  • Color-coded connecting leads
  • Brushed aluminum faceplate
  • Mounting screws included
  • Designed for use in Multicom 2000 systems (does not incorporate SCR circuitry)
  • Provides press-to-call function at enhanced staff stations that are equipped with the MCESS or MCWESS telephone sets
Full Spec Sheets, User Manuals, Brochures