| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2900342 | TERM BLOCKRelay | Phoenix Contact |
| 2 | G6K-2F-Y DC5 | RELAY TELECOM DPDT 1A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 3 | 912554 | OS3/1 GSE G4 I/O SKT 1 CH.Relay | Weidmuller |
| 4 | 1904045-2 | V23333Z1001A008-EV-000Relay | TE Connectivity Potter & Brumfield Relays |
| 5 | 2900931 | RIF-1-BPT/2X21Relay | Phoenix Contact |
| 6 | 70GRCQ24-HS | I/O MOUNTING BOARD G5 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 7 | 9202-05-00 | RELAY RF SPST 500MA 5V | Coto Technology |
| 8 | 70G-IDC5S | INPUT MODULE DRY CONT 5MA 5VDCDC Input Module Output Module 41mA 5VDC Output 25VDC Supply | Grayhill Inc. |
| 9 | 70G-IAC15A | INPUT MODULE AC 6MA 15VDCAC Input Module Output Module 10mA 15VDC Output 180 ~ 280VAC (240VAC Nom) Supply | Grayhill Inc. |