| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2SA-L-12V | RELAY TELECOM DPDT 2A 12VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | 185402-2 | MODULAR RELAY HOLDERRelay | TE Connectivity Potter & Brumfield Relays |
| 3 | 70RCK4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 4 | 70RCK8-HL | I/O MOUNTING BOARD STANDARD 8POSI/O Module Rack 8 Channel | Grayhill Inc. |
| 5 | 2904-05-421 | RELAY RF SPST 500MA 5V | Coto Technology |
| 6 | B41-0001 | RELAY RF 4PST 250MA 5V | Coto Technology |
| 7 | 70-IDC24 | INPUT MODULE DC 18MA 24VDCDC Input Module Output Module 10mA 24VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |
| 8 | G6ZU-1FE DC5 | RELAY RF SPDT 10MA 5V | Omron Electronics Inc-EMC Div |
| 9 | 2833660 | PLUG-IN MOD FOR MOUNTINGModule, LED and/or Protection PR1 and PR2 Series | Phoenix Contact |