| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | TMFPS20 | MOUNT TRUCK TXF UHFM | Laird Technologies IAS |
| 3 | 1-1462038-3 | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | 2903360 | RELAY GEN PURPOSE SPST 50MA 12VGeneral Purpose with Socket Relay SPST-NO (1 Form A) DIN Rail | Phoenix Contact |
| 5 | RSE112061 | LOW PROFILE, 3 POLE/25 AMP, WCRelay | Amphenol Pcd |
| 6 | 910455 | RELAY SOCKET 120VAC 1CH REDRelay Socket DIN Rail | Weidmuller |
| 7 | SFY4-DC12V | RELAY SAFETY 6PST 6A 12VSafety Relay 6PST-NO/NC (4 Form A, 2 Form B) 12VDC Coil Through Hole | Panasonic Electric Works |
| 8 | ADW1124TW | RELAY GEN PURPOSE SPST 8A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | Panasonic Electric Works |
| 9 | 2972738 | INTERFACE MODULE PLUG-IN SOCKETI/O Module Rack 8 Channel | Phoenix Contact |