| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | 2961121 | RELAY GEN PURPOSE SPDT 50MA 24VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Phoenix Contact |
| 3 | RSL116136 | MCDONNEL DOUGLASRelay | Amphenol Pcd |
| 4 | 2900287 | 14 MM PLC BASIC TERMINAL BLOCK WRelay | Phoenix Contact |
| 5 | 2301590 | RELAY BASE SOCKETRelay | Phoenix Contact |
| 6 | NC2-WS | NC RELAY SOCKETRelay Socket Chassis Mount | Panasonic Electric Works |
| 7 | PB-4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 8 | 70RCK24-HL | I/O MOUNTING BRD STANDARD 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 9 | CB1A-M-12V | RELAY AUTOMOTIVE SPST 40A 12V | Panasonic Electric Works |