| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 20-101-1254 | BOARD DGTL I/O RCM56/57XX | Digi International |
| 2 | 2961228 | RELAY GEN PURPOSE DPDT 50MA 110VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Phoenix Contact |
| 3 | TXS2SS-12V | RELAY GEN PURPOSE DPDT 1A 12VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | G5V-2-DC3 | RELAY GENERAL PURPOSE DPDT 2A 3VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 5 | CR0095 | CONNECTOR BLOCKSRelay | TE Connectivity AMP Connectors |
| 6 | PY14QN | RELAY SOCKET BACK CONNECTINGRelay Socket Panel Mount | Omron Automation and Safety |
| 7 | RY2S-UAC120V | RELAY PLUG-IN DPDT 3A 120VACGeneral Purpose Relay DPDT (2 Form C) 120VAC Coil Socketable | IDEC |
| 8 | RTX3-1AT-B048 | RELAY GEN PURPOSE SPST 16A 48VGeneral Purpose Relay SPST-NO (1 Form A) 48VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 9 | 2IO4A | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | TE Connectivity Potter & Brumfield Relays |