| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | 2903368 | RELAY GEN PURPOSE SPDT 50MA 24VGeneral Purpose with Socket Relay SPDT (1 Form C) DIN Rail | Phoenix Contact |
| 3 | G6S-2F-Y-TR DC24 | RELAY TELECOM DPDT 2A 24VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 4 | RSL116112 | MCDONNEL DOUGLASRelay | Amphenol Pcd |
| 5 | RSL116130 | MCDONNEL DOUGLASRelay | Amphenol Pcd |
| 6 | 70GRCQ24-HS | I/O MOUNTING BOARD G5 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 7 | 70MRCK16-RL | I/O MOUNTING BOARD MINI 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 8 | CB1AHF-P-12V | RELAY AUTOMOTIVE SPST 70A 12V | Panasonic Electric Works |
| 9 | G9SA-EX031-T075 | RELAY SAFETY EXP UNIT 3PExpansion Module G9SA Series | Omron Automation and Safety |