| # | 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 | TQ2SS-L2-5V | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | P7SA-10F-ND DC110 | P7SA-10F-ND DC110Relay | Omron Automation and Safety |
| 5 | RSE500411 | SMITHSRelay | Amphenol Pcd |
| 6 | PRD-11AY0-120 | RELAY GEN PURPOSE DPDT 25A 120VGeneral Purpose Relay DPDT (2 Form C) 120VAC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 7 | ALZ51B05W | RELAY GEN PURPOSE SPST 16A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 8 | 2282075 | I/O MOUNTING BOARDI/O Module Rack 1 Channel | Phoenix Contact |
| 9 | 2900190 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |