| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | JP2P3-C2C-4I | ADAPTER BATT FOR RS232 BRD TO 9V | Digi International |
| 2 | 4-1904045-4 | V23333Z0002A041-EV-896Relay | TE Connectivity Potter & Brumfield Relays |
| 3 | HC1-SS-K | SOCKET SLD TAB/CLIP HC1 RELAYSRelay Socket Panel Mount | Panasonic Electric Works |
| 4 | JH1-SF | ACCY RELAY SOCKET FOR HE1ARelay Socket DIN Rail | Panasonic Electric Works |
| 5 | PYF14S | SOCKET SCREWLESS 4P FOR MY2/4SERRelay Socket DIN Rail | Omron Automation and Safety |
| 6 | SY4S-05 | SOCKET DIN MOUNT SCREW TYPERelay Socket DIN Rail | IDEC |
| 7 | KRPA-11DN-24 | RELAY GEN PURPOSE DPDT 10A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 8 | PRD-7AY0-120 | RELAY GEN PURPOSE DPST 25A 120VGeneral Purpose Relay DPST-NO (2 Form A) 120VAC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 9 | 70GRCK4-DIN | I/O MOUNTING BOARD G5 4POSI/O Module Rack 4 Channel | Grayhill Inc. |