Expansion Boards

Expanding your access control security system can be achieved with the addition of an expansion board. The expansion boards below all offer a number of features that enable you to increase the capabilities of your existing door controllers. Speak to a member of our sales department for more information.

SEB-700: Ethernet Expansion Board (EOL)

SEB-710: I/O Expansion Board for SDC-550

SEB-721: Remote I/O RF Door Expansion Board

SEB-722: Remote I/O Door Expansion Board