| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | SZX-SLB-14P | SZR SOCKETPCB TERMINAL SOCKETRelay Socket Through Hole | Honeywell Sensing and Productivity Solutions |
| 3 | 1904045-6 | V23333Z0001B046-EV-000Relay | TE Connectivity Potter & Brumfield Relays |
| 4 | KHAU-17D11-48 | RELAY GEN PURPOSE 4PDT 3A 48VGeneral Purpose Relay 4PDT (4 Form C) 48VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 5 | SFS4-DC12V | RELAY SAFETY 6PST 6A 12VSafety Relay 6PST-NO/NC (4 Form A, 2 Form B) 12VDC Coil Through Hole | Panasonic Industrial Automation Sales |
| 6 | 2972974 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 7 | 70MRCK8-HS | I/O MOUNTING BOARD MINI 8POSI/O Module Rack 8 Channel | Grayhill Inc. |
| 8 | 70-IDC5 | INPUT MODULE DC 18MA 5VDCDC Input Module Output Module 10mA 5VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |
| 9 | DR-IAC5E | INPUT MODULE AC 5VDCAC Input Module Output Module 28mA 5VDC Output 18 ~ 36VAC (24VAC Nom) Supply | Sensata-Crydom |