| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-75E | MTRAK M75E | Digi International |
| 2 | 2271015 | PLUG-IN BASE STD I/O MODULESRelay Socket Through Hole | Phoenix Contact |
| 3 | 25622076 | CONTROL TIMER ACCESS SOCKET 11PRelay Socket Free Hanging | Crouzet |
| 4 | SJ2S-07LW | FINGERSAFE DIN SOCKET FOR RJ2Relay Socket DIN Rail | IDEC |
| 5 | 27E488 | SOCKET RELAY SOLD TERM K10 SERRelay Socket Panel Mount | TE Connectivity Potter & Brumfield Relays |
| 6 | G7L-1A-TUB-J-CB-DC12 | RELAY GEN PURPOSE SPST 30A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Chassis Mount | Omron Electronics Inc-EMC Div |
| 7 | 5-1393224-7 | RELAY GEN PURPOSE SPDT 8A 18VGeneral Purpose Relay SPDT (1 Form C) 18VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | PT570524 | RELAY GEN PURPOSE 4PDT 6A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VAC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 9 | PB-24Q | I/O MOUNTING BOARD QUAD 24POSI/O Module Rack 24 Channel | Sensata-Crydom |