| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275 | MTRAK M275 VEHICLE MOUNTING UNIT | Digi International |
| 2 | IM04GR | RELAY TELECOM DPDT 2A 6VTelecom Relay DPDT (2 Form C) Surface Mount | TE Connectivity Potter & Brumfield Relays |
| 3 | G6K-2F DC24 | RELAY TELECOM DPDT 1A 24VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 4 | 185402-1 | MODULAR RELAY HOLDERRelay | TE Connectivity Potter & Brumfield Relays |
| 5 | PTF14A | SOCKET LY4Relay Socket DIN Rail | Omron Automation and Safety |
| 6 | NC2D-DC12V | RELAY GEN PURPOSE DPDT 5A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Socketable | Panasonic Electric Works |
| 7 | 70GRCK4R | I/O MOUNTING BOARD G5 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 8 | 2282091 | I/O MOUNTING BOARDI/O Module Rack 4 Channel | Phoenix Contact |
| 9 | SY4S-51F1 | RELAY HOLD DOWN SPRINGClip, Hold Down RY Series Sockets | IDEC |