| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 20-101-1254 | BOARD DGTL I/O RCM56/57XX | Digi International |
| 2 | TQ2SA-L2-4.5V-Z | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | 2904951 | RELAY SAFETY SPST-NO 6A 24VSafety Relay SPST-NO (1 Form A) 24VDC Coil DIN Rail | Phoenix Contact |
| 4 | LY2-DC6 | RELAY GEN PURPOSE DPDT 10A 6VGeneral Purpose Relay DPDT (2 Form C) 6VDC Coil Socketable | Omron Automation and Safety |
| 5 | DSP2A-L2-DC9V | RELAY GENERAL PURPOSE DPST 5A 9VGeneral Purpose Relay DPST-NO (2 Form A) 9VDC Coil Through Hole | Panasonic Electric Works |
| 6 | XT424012 | RELAY GEN PURPOSE DPDT 8A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 7 | 2IOM4A | I/O MOUNTING BOARD MINI 4POSI/O Module Rack 4 Channel | TE Connectivity Potter & Brumfield Relays |
| 8 | SY4S-02F1 | RELAY HOLD DOWN SPRINGClip, Hold Down RY Series Sockets | IDEC |
| 9 | R99-04 FOR G5F | W-BRACKET FOR OMRON RELAYMounting Bracket, Plate G7J Series | Omron Automation and Safety |