| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | SGB | ACCY MOB SPRING GUARD B&C BLACK | Laird Technologies IAS |
| 2 | TX2SS-L2-9V-Z | RELAY TELECOM DPDT 2A 9VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | 2900287 | 14 MM PLC BASIC TERMINAL BLOCK WRelay | Phoenix Contact |
| 4 | 5521843 | FLKM2I/O/G4Relay Socket DIN Rail | Phoenix Contact |
| 5 | MJN2CE-DC12 | RELAY GEN PURPOSE DPDT 20A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Chassis Mount | Omron Automation and Safety |
| 6 | T90N5D42-24 | RELAY GEN PURPOSE SPDT 20A 24VGeneral Purpose Relay SPDT (1 Form C) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | RT334012F | RELAY GEN PURPOSE SPST 16A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | RT31L024 | RELAY GEN PURPOSE SPDT 16A 24VGeneral Purpose Relay SPDT (1 Form C) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 9 | 70RCK4 | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |