| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | RSE116674-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 3 | SY4S-62 | SOCKET PCB MOUNT FOR RU4S/RY4SRelay Socket Through Hole | IDEC |
| 4 | 2967837 | 14MM PLC-IC TERM BLOCK 24VRelay Socket DIN Rail | Phoenix Contact |
| 5 | 5601975 | RELAY SOCKET OCTAL 24VDC 10ARelay Socket DIN Rail | Phoenix Contact |
| 6 | G6C-1117P-FD-US-DC12 | RELAY GEN PURPOSE SPST 10A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 7 | MY2N AC110/120 (S) | RELAY GEN PURPOSE DPDT 5A 120VGeneral Purpose Relay DPDT (2 Form C) 120VAC Coil Socketable | Omron Automation and Safety |
| 8 | PCFN-124H2MS,02000 | RELAY GEN PURPOSE SPST 26A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 9 | 70GRCK4 | I/O MOUNTING BOARD G5 4POSI/O Module Rack 4 Channel | Grayhill Inc. |