| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 20-101-1254 | BOARD DGTL I/O RCM56/57XX | Digi International |
| 2 | V23101D 3A201 | RELAY GEN PURPOSE SPDT 1.25A 5VGeneral Purpose Relay SPDT (1 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | 2900299 | RELAY GEN PURPOSE SPDT 6A 24VGeneral Purpose with Socket Relay SPDT (1 Form C) 24VDC Coil DIN Rail | Phoenix Contact |
| 4 | TX2-LT-9V-TH | RELAY GENERAL PURPOSE DPDT 2A 9VGeneral Purpose Relay DPDT (2 Form C) 9VDC Coil Through Hole | Panasonic Electric Works |
| 5 | SLI49CR | DELCON 48VACIN/60VDC 50MAOUTAC Input Module Output Module 50mA 0 ~ 60VDC Output 48VAC Supply | Weidmuller |
| 6 | ARJ2024 | RELAY RF DPDT 300MA 24V | Panasonic Electric Works |
| 7 | G6WU-1F DC9 | RELAY RF SPDT 10MA 9V | Omron Electronics Inc-EMC Div |
| 8 | CM1AF-P-24V | CM RELAY 1 FORM A 24V | Panasonic Electric Works |
| 9 | G6ZU-1PE-A DC9 | RELAY RF SPDT 10MA 9V | Omron Electronics Inc-EMC Div |