| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | 214BS | 214BS=ASSEMBLYRelay | TE Connectivity AMP Connectors |
| 3 | 8869420000 | SCM-I 4CORelay Socket DIN Rail | Weidmuller |
| 4 | 27E936 | SOCKET 5PIN FOR RK SER PCBRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | 03540542Z | REALY SOCKET HOUSING ISO 9PINRelay Housing Wiring Harness | Littelfuse Inc. |
| 6 | 7-1415043-1 | SOCKET 8PIN SOLDER TERMRelay Socket Panel Mount | TE Connectivity Potter & Brumfield Relays |
| 7 | G7L-2A-P-CB-AC200/240 | RELAY GEN PURPOSE DPST 20A 240VGeneral Purpose Relay DPST-NO (2 Form A) 240VAC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 8 | G2R-1A-T DC24 | RELAY GEN PURPOSE SPST 10A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Chassis Mount | Omron Automation and Safety |
| 9 | 9202-05-20 | RELAY RF SPST 500MA 5V | Coto Technology |