Aiphone TC-20G TC-M Series 20-Call Add-On Selector

The Aiphone TC-20G 20-Call Add-On Selector delivers a straightforward way to scale your TC-M series intercom master station capacity. Designed as a master expansion module, the TC-20G adds 20 call buttons to support reception desks, security control rooms, schools, hospitals and other busy facilities where rapid, organized communication is critical. With wired connectivity to the TC-M system and low-voltage 18V DC operation, installation is fast and provides dependable performance for continuous security and monitoring operations. The desk-mount, compact form factor keeps operator controls ergonomically placed and reduces clutter, while NDAA compliance ensures suitability for government and enterprise deployments. By choosing the TC-20G, operations teams gain a cost-effective, reliable way to extend intercom functionality for improved response, site coverage and integration with existing surveillance and access workflows. Ideal for upgrading existing TC-M installations or expanding coverage in new zones—contact your reseller to specify the TC-20G for your next security or monitoring project.

• Expand TC-M master stations with 20 additional call buttons to support larger sites and multi-user operations
• Seamless wired integration with TC-M systems for reliable security, surveillance and monitoring
• Desk-mount, compact design places all controls within easy reach for faster response times
• NDAA-compliant for government and enterprise procurement confidence
• Low-voltage 18V DC operation simplifies power integration and reduces installation complexity
• Cost-effective expansion option to scale intercom coverage without replacing existing master stations