| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2SA-9V | RELAY TELECOM DPDT 2A 9VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | PYF11A | SOCKET RELAY FOR DIN/SCREW MNTRelay Socket DIN Rail | Omron Automation and Safety |
| 3 | RU4S-C-A24 | RELAY PLUG-IN 4PDT 6A 24VACGeneral Purpose Relay 4PDT (4 Form C) 24VAC Coil Socketable | IDEC |
| 4 | 70MRCQ24-EC | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 5 | SY4S-02F1 | RELAY HOLD DOWN SPRINGClip, Hold Down RY Series Sockets | IDEC |
| 6 | M-IAC5 | INPUT MODULE AC 6MA 5VDCAC Input Module Output Module 16mA 5VDC Output 90 ~ 140VAC (120VAC Nom) Supply | Sensata-Crydom |
| 7 | 70G-IDC5B | INPUT MODULE DC 18MA 5VDCDC Input Module Output Module 18mA 5VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |
| 8 | 2-1462051-6 | RELAY RF 1FORMC/1CO 2A 12V | TE Connectivity Potter & Brumfield Relays |
| 9 | G6Z-1FE-A-TR DC3 | RELAY RF SPDT 10MA 3V | Omron Electronics Inc-EMC Div |