Mircom TX3-16EC 16-Relay Card Expander Cabinet

When you need reliable, scalable relay capacity for multi-tenant or large security installations, the Mircom TX3-16EC 16-Relay Card Expander Cabinet delivers fast, cost-effective expansion. Designed to work seamlessly with the TX3-NSL-8M master cabinet, this Mircom relay expander adds 16 telephone line relay card slots and connects via two cables to minimize installation time and wiring complexity. The unit’s compact 27" H x 10.1" W x 6.3" D profile lets you deploy additional relay capacity without sacrificing valuable rack space.

Built for integrators and facility managers, the TX3-16EC centralizes relay control to streamline monitoring, access control and intercom workflows—improving response times and simplifying maintenance in security and surveillance environments. Because it supports expansion up to the full backplane configuration, it’s ideal for apartment complexes, condominiums and large commercial campuses that require robust telecommunications and access management. Upgrade your system capacity quickly and confidently—add the Mircom TX3-16EC expander cabinet to scale relay capability and enhance your security and monitoring infrastructure.

• Adds 16 additional telephone relay card slots to quickly expand system capacity without a full panel replacement
• Simplifies installation with two-cable interconnect to the TX3-NSL-8M, reducing wiring time and field labor
• Compact 27" H x 10.1" W x 6.3" D footprint saves rack or cabinet space in telecom and security rooms
• Enables scalable deployments for multi-tenant and large-site applications (up to 1,536 residents with full backplane configuration)
• Centralizes relay management for improved monitoring, access control and integration with surveillance and intercom systems