| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | 2903330 | RELAY GEN PURPOSE DPDT 50MA 24VGeneral Purpose with Socket Relay DPDT (2 Form C) DIN Rail | Phoenix Contact |
| 3 | EE2-12NUH-L | RELAY GEN PURPOSE DPDT 2A 12VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | KEMET |
| 4 | XT374LB2 | RELAY GEN PURPOSE SPDT 16A 12VGeneral Purpose Relay SPDT (1 Form C) 12VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 5 | 9402-05-20 | RELAY RF SPST 500MA 5V | Coto Technology |
| 6 | 9852-05-20TR | RELAY RF SPDT 100MA 5V | Coto Technology |
| 7 | 2971742 | I/O MOUNTING BOARD 16POSI/O Module Rack 16 Channel | Phoenix Contact |
| 8 | G3R-IDZR1SN-1 DC12-24 | INPUT MODULE DC 8MA 4-32VDCDC Input Module Output Module 100mA 4 ~ 32VDC Output 12 ~ 24VDC Supply | Omron Automation and Safety |
| 9 | IAC-5E | INPUT MODULE AC 18MA 5VDCAC Input Module Output Module 18mA 5VDC Output 18 ~ 36VAC (24VAC Nom) Supply | TE Connectivity Potter & Brumfield Relays |