| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2900444 | PLC-BPT- 12DC/21Relay | Phoenix Contact |
| 2 | P6BF4BNDDC12 | RELAY SOCKET DIN G3S4 G6B-4Relay Socket DIN Rail | Omron Electronics Inc-EMC Div |
| 3 | ST-PS | SOCKET RELAY ST1/ST2 PC MNTRelay Socket Through Hole | Panasonic Electric Works |
| 4 | P2RF-05-E | SOCKET TRACK MNT G2R-1-SRelay Socket DIN Rail | Omron Automation and Safety |
| 5 | T9GS5L24-12 | T9GS5L24-12General Purpose Relay SPDT (1 Form C) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | 70MRCK24-DIN | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 7 | 70RCK32-HL | I/O MOUNTING BRD STANDARD 32POSI/O Module Rack 32 Channel | Grayhill Inc. |
| 8 | 9290-12-20 | RELAY RF SPST 500MA 12V | Coto Technology |
| 9 | 70G-IDC5B | INPUT MODULE DC 18MA 5VDCDC Input Module Output Module 18mA 5VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |