The Xpander Input/Output Unit is a radio-based interface and offers two monitored input circuits and two relay outputs. It can be used for controlling fire doors, fire dampers, smoke vents, and other fire engineering applications.
Approvals: AS 4428.9-2006

| 4110-2002 | Xpander Input/Output Unit (Single) |
| 4110-2003 | Xpander Input/Output Unit (Dual) |