| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | HY1Z-9V | RELAY TELECOM SPDT 1A 9VTelecom Relay SPDT (1 Form C) Through Hole | Panasonic Electric Works |
| 3 | EE2-5TNUH-L | RELAY GEN PURPOSE DPDT 2A 5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | KEMET |
| 4 | 2980380 | 6.2MM PLC SENSOR TERM BLOCK 230VRelay | Phoenix Contact |
| 5 | KUHP-5D51-12 | RELAY GEN PURPOSE SPDT 30A 12VGeneral Purpose Relay SPDT (1 Form C) 12VDC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 6 | T92S11D12-48 | RELAY GEN PURPOSE DPDT 30A 48VGeneral Purpose Relay DPDT (2 Form C) 48VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | 70RCK8-HL | I/O MOUNTING BOARD STANDARD 8POSI/O Module Rack 8 Channel | Grayhill Inc. |
| 8 | 9290-05-20TR | RELAY RF SPST 500MA 5V | Coto Technology |
| 9 | 2902647 | RIF-T3-24UC | Phoenix Contact |