| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | AGQ21TA4HX | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | G6J-2P-Y DC5 | RELAY TELECOM DPDT 1A 5VTelecom Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 3 | 2900281 | PLC-BPT-230UC/21Relay | Phoenix Contact |
| 4 | 27E806 | SOCKET 5PIN FOR RK SER PCBSOCKET 5PIN FOR RK SER PCB | TE Connectivity Potter & Brumfield Relays |
| 5 | 3-1904045-6 | V23333Z0001B046-EV-896Relay | TE Connectivity Potter & Brumfield Relays |
| 6 | V23047-A1018-A501 | RELAY SAFETY DPDT 6A 18VSafety Relay DPDT (2 Form C) 18VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | 70RCK4 | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 8 | 70MRCK24-EC | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 9 | PYC-A1 | HOLD DOWN CLIP TRK MNT LY/MY 2PCClip, Hold Down LY/MY DIN Rail Sockets | Omron Automation and Safety |