| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2900937 | RIF-3-BPT/2X21Relay | Phoenix Contact |
| 2 | 27E342 | SOCKET DP-2P IN LINE R10 SERIESRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | 70M-IDC5 | INPUT MODULE DC 18MA 5VDCDC Input Module Output Module 10mA 5VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |
| 4 | 70MRCK16-RL | I/O MOUNTING BOARD MINI 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 5 | 9290-12-20TR | RELAY RF SPST 500MA 12V | Coto Technology |
| 6 | ARS30Y03X | ARS (RS) HIGH FREQUENCY RELAY (T | Panasonic Electric Works |
| 7 | 73G-ITCK | I/O MODULE K TYPE 12-BITAnalog Input Module Output Module Output Supply | Grayhill Inc. |
| 8 | G9SA-EX031-T30 | RELAY SAFETY EXP UNIT 3PExpansion Module G9SA Series | Omron Automation and Safety |
| 9 | 70Z3226-3 | CASE I/O BLKCASE I/O BLK | Grayhill Inc. |