Authentic Mercury MR serial Input/output (SIO) devices represent the secondary level in Mercury’s distributed architecture. The devices provide flexibility to our OEM partners, ensuring they can choose the controller that best fits their needs.

The MR line is a diverse subset of controllers that are specifically dedicated to point control and monitoring as well as individual door oversight. Additionally, the MR line includes combo controllers that provide specific door oversight, point control and monitoring in a single device.


Single card reader interface panel


Reader interface panel provides robust connectivity to peripheral devices


Multi-device interface panel


Multi-device interface panel to control high concentrations of outputs


Reader Interface Module w/ PoE+ (2 Rdrs, 6 Inputs, 4 Outputs)