| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 20-101-1254 | BOARD DGTL I/O RCM56/57XX | Digi International |
| 2 | SRSI230AC/DC | RELAY SOCKET 220-240VAC DCRelay | B&B SmartWorx, Inc. |
| 3 | RSE112060-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 4 | 2967837 | 14MM PLC-IC TERM BLOCK 24VRelay Socket DIN Rail | Phoenix Contact |
| 5 | SR2P-05C | SOCKET DIN MOUNT FINGERSAFERelay Socket DIN Rail | IDEC |
| 6 | PLE11-0 | RELAY SOCKET 3PDT PCB MT MKRelay Socket Through Hole | Omron Automation and Safety |
| 7 | PT270L24 | RELAY GEN PURPOSE DPDT 12A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 8 | FC-325-5 | RELAY GEN PURPOSE 3PST 25A 28VGeneral Purpose Relay 3PST-NO (DM) (3 Form X) 28VDC Coil Chassis Mount | TE Connectivity Aerospace, Defense and Marine |
| 9 | 70GRCK16-HS | I/O MOUNTING BOARD G5 16POSI/O Module Rack 16 Channel | Grayhill Inc. |