| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | 2903338 | RELAY GEN PURPOSE SPDT 50MA 24VGeneral Purpose with Socket Relay SPDT (1 Form C) DIN Rail | Phoenix Contact |
| 3 | IM03GR | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | TE Connectivity Potter & Brumfield Relays |
| 4 | RSN116820 | 6 POLE/5 AMP, NON ENVIRONMENTAL,Relay | Amphenol Pcd |
| 5 | 5601974 | RELAY SOCKET OCTAL 120VAC 10ARelay Socket DIN Rail | Phoenix Contact |
| 6 | 2900456 | 6.2 MM PLC BASIC TERMINAL BLOCKRelay | Phoenix Contact |
| 7 | DRS4 | DIN-RAIL SOCKET FOUR CHAN RELAYRelay Socket DIN Rail | Sensata-Crydom |
| 8 | 2967837 | 14MM PLC-IC TERM BLOCK 24VRelay Socket DIN Rail | Phoenix Contact |
| 9 | HE1AN-W-DC9V-Y6 | RELAY GEN PURPOSE SPST 90A 9VGeneral Purpose Relay SPST-NO (1 Form A) 9VDC Coil Through Hole | Panasonic Electric Works |