| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-75E | MTRAK M75E | Digi International |
| 2 | AGQ210S4HZ | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | 8R-SOCKET | SOCKET RELAY PCB 8POSRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | SF1V-6-07L | SOCKET DIN MOUNT 6POLE RF1VRelay Socket DIN Rail | IDEC |
| 5 | 5521322 | FLKM4-I/O-G4Relay Socket DIN Rail | Phoenix Contact |
| 6 | MKS3PI-5 DC24 | RELAY GEN PURPOSE 3PDT 10A 24VGeneral Purpose Relay 3PDT (3 Form C) 24VDC Coil Socketable | Omron Automation and Safety |
| 7 | SP4-DC12V | RELAY GEN PURPOSE 4PDT 10A 12VGeneral Purpose Relay 4PDT (4 Form C) 12VDC Coil Socketable | Panasonic Electric Works |
| 8 | 1-1462051-2 | RELAY RF SPDT 2A 5V | TE Connectivity Potter & Brumfield Relays |
| 9 | GT32S18A | RELAY THERMAL OVERLOAD 12-18AThermal Overload Relay 32AF Contactors | Carlo Gavazzi Inc. |