| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 20-101-1254 | BOARD DGTL I/O RCM56/57XX | Digi International |
| 2 | 2961370 | RELAY GEN PURPOSE SPDT 50MA 4.5VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Phoenix Contact |
| 3 | JRS310101 | QUICK MOUNT, 3 POLE WCRelay | Amphenol Pcd |
| 4 | AHNA23 | SOCKET PC PIN FOR HN2 RELAYRelay Socket Through Hole | Panasonic Electric Works |
| 5 | G2RV-SL500 AC/DC24 | RELAY GEN PURPOSE SPDT 6A 24VGeneral Purpose with Socket Relay SPDT (1 Form C) 24VAC/DC Coil DIN Rail | Omron Automation and Safety |
| 6 | PT5S7LC4 | RELAY GEN PURPOSE 4PDT 6A 24VGeneral Purpose with Socket Relay 4PDT (4 Form C) 24VDC Coil DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 7 | RT314A24 | RELAY GEN PURPOSE SPDT 16A 24VGeneral Purpose Relay SPDT (1 Form C) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | 70RCK4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 9 | 70MRCK24-HS | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |