| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2271028 | PLUG-IN BASE STD I/O MODRelay | Phoenix Contact |
| 2 | NC4-L2PS | SOCKET PCB FOR SLIM NC4D-L2Relay Socket Through Hole | Panasonic Electric Works |
| 3 | LY4N-D2 DC12 | RELAY GEN PURPOSE 4PDT 10A 12VGeneral Purpose Relay 4PDT (4 Form C) 12VDC Coil Socketable | Omron Automation and Safety |
| 4 | R10-E1Y1-SS220 | RELAY GENERAL PURPOSE SPDT 3A 3VGeneral Purpose Relay SPDT (1 Form C) 3VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 5 | 5602114 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 6 | 70GRCK16I | I/O MOUNTING BOARD G5 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 7 | 2905197 | MODULEI/O Module Rack 16 Channel | Phoenix Contact |
| 8 | 9270-05-20TR | RELAY RF SPST 500MA 5V | Coto Technology |
| 9 | 1416010-1 | 1416010-1 | TE Connectivity Potter & Brumfield Relays |