| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | 2967442 | RELAY GEN PURPOSE SPDT 50MA 12VGeneral Purpose with Socket Relay SPDT (1 Form C) DIN Rail | Phoenix Contact |
| 3 | PT78704 | SOCKET RELAY 4P DIN RAIL PT SERRelay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 4 | 911343 | RSM 2 24VDC DPDT SOCRelay | Weidmuller |
| 5 | RSE500412 | SMITHS, LCRelay | Amphenol Pcd |
| 6 | AT78041 | SOCKET 8 PIN FOR DINRelay Socket Free Hanging | Panasonic Industrial Automation Sales |
| 7 | 2834562 | RELAY GEN PURPOSE DPDT 8A 24VGeneral Purpose with Socket Relay DPDT (2 Form C) 24VDC Coil DIN Rail | Phoenix Contact |
| 8 | HE2AN-DC12V | RELAY GEN PURPOSE DPST 25A 12VGeneral Purpose Relay DPST-NO (2 Form A) 12VDC Coil Chassis Mount | Panasonic Electric Works |
| 9 | APAN3109 | RELAY PWR PCB SPST 5A 9VGeneral Purpose Relay SPST-NO (1 Form A) 9VDC Coil Through Hole | Panasonic Electric Works |