| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TSC-112D3H,000 | RELAY TELECOM SPDT 1A 12VTelecom Relay SPDT (1 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 2 | 2900444 | PLC-BPT- 12DC/21Relay | Phoenix Contact |
| 3 | 1860000-1 | SOCKET RELAY 4P DIN SCREWLESSRelay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 4 | PF113A | SOCKET RELAY 11PIN 5ARelay Socket DIN Rail | Omron Automation and Safety |
| 5 | MGN1C-DC12 | RELAY GEN PURPOSE SPDT 30A 12VGeneral Purpose Relay SPDT (1 Form C) 12VDC Coil Chassis Mount | Omron Automation and Safety |
| 6 | SFS4-DC12V | RELAY SAFETY 6PST 6A 12VSafety Relay 6PST-NO/NC (4 Form A, 2 Form B) 12VDC Coil Through Hole | Panasonic Industrial Automation Sales |
| 7 | 70RCK4 | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 8 | 2972932 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 9 | PB-32M-C | I/O MOUNTING BOARD MINI 32POSI/O Module Rack 32 Channel | Sensata-Crydom |