| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | G5V-13 DC5 | RELAY GENERAL PURPOSE SPDT 1A 5VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 3 | 44532-1706 | FGRS-6 RELAY SOCKET ONLYRelay | Omron Automation and Safety |
| 4 | 1-1904045-3 | V23333Z0002A010-EV-100Relay | TE Connectivity Potter & Brumfield Relays |
| 5 | 2834504 | RELAY GEN PURPOSE DPDT 8A 120VGeneral Purpose with Socket Relay DPDT (2 Form C) 120VAC Coil DIN Rail | Phoenix Contact |
| 6 | T90N5D12-18 | RELAY GEN PURPOSE SPDT 20A 18VGeneral Purpose Relay SPDT (1 Form C) 18VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | RP710024 | RELAY GEN PURPOSE SPDT 16A 24VGeneral Purpose Relay SPDT (1 Form C) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | 70GRCK8-HS | I/O MOUNTING BOARD G5 8POSI/O Module Rack 8 Channel | Grayhill Inc. |
| 9 | 2332-05-020 | RELAY RF DPST 500MA 5V | Coto Technology |