| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 70GRCK4 | I/O MOUNTING BOARD G5 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 2 | 2972974 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 3 | RT28516 | CLIP RETAINING METAL PCBClip, Hold Down RP78 Sockets, SCHRACK | TE Connectivity Potter & Brumfield Relays |
| 4 | 9202-12-20TR | RELAY RF SPST 500MA 12V | Coto Technology |
| 5 | G8N-1L-DC12 | RELAY AUTOMOTIVE SPDT 30A 12V | Omron Electronics Inc-EMC Div |
| 6 | CM1-24V | CM RELAY 1 FORM C 24V | Panasonic Electric Works |
| 7 | G6K-2F-RF-TR09 DC12 | RELAY RF DPDT 1A 12V | Omron Electronics Inc-EMC Div |
| 8 | G6KU-2F-RF DC4.5 | RELAY RF DPDT 1A 4.5V | Omron Electronics Inc-EMC Div |
| 9 | CB1AHF-T-24V | CB RELAY HR 1 FORM A 24V | Panasonic Electric Works |