| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 20-101-1254 | BOARD DGTL I/O RCM56/57XX | Digi International |
| 2 | TX2SA-L2-9V-Z | RELAY TELECOM DPDT 2A 9VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | TX2-5V | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 4 | 2834232 | RELAY GEN PURPOSE DPDT 10A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | Phoenix Contact |
| 5 | RM835048 | RELAY GEN PURPOSE DPDT 25A 48VGeneral Purpose Relay DPDT (2 Form C) 48VDC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 6 | G5LE-1A4 DC12 | RELAY GEN PURPOSE SPST 10A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 7 | ARS10Y03 | RELAY RF SPDT 500MA 3V | Panasonic Electric Works |
| 8 | 70G-IDC5NP | INPUT MODULE AC/DC 18MA 5VDCAC/DC Input Module Output Module 10mA 5VDC Output 15 ~ 32VAC, 10 ~ 32VDC Supply | Grayhill Inc. |
| 9 | G8VA-1A4-TR-01-DC12 | RELAY AUTOMOTIVE SPST 20A 12V | Omron Electronics Inc-EMC Div |