| IO-DI8-TO8 IO-DI8-TO8 Unitronics - 8 digital inputs / 8 transistor outputs, 24VDC | Unitronics | | |
| IO-AO6X IO-AO6X Unitronics - 6 Isolated Analog outputs, 24 VDC | Unitronics | | |
| IO-PT400 IO-PT400 Unitronics - 4 PT100 / NI100 / NI120 inputs | Unitronics | | |
| IO-PT4K IO-PT4K Unitronics - 4 PT1000 / NI1000 inputs | Unitronics | | |
| URB-SER URB-SER Unitronics - Remote I/O Modbus Serial RTU Adapter, 63 Modules | Unitronics | | |
| URD-3200-4 URD-3200-4 Unitronics - 32 Universal digital inputs, 24VDC, NOTE: REQUIRES part ... | Unitronics | | |
| URD-0008CI URD-0008CI Unitronics - 8 digital outputs (source), 24VDC/2A | Unitronics | | |
| URD-0032NG-4 URD-0032NG-4 Unitronics - 32 digital outputs (sink), 24VDC/0.3A NOTE: REQUIRES ... | Unitronics | | |
| URD-0004RH URD-0004RH Unitronics - 4 relay outputs, 24VAC/DC, 2A | Unitronics | | |
| URA-0008W URA-0008W Unitronics - 8 Analog current outputs, 0-20mA, 12 bit | Unitronics | | |