| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 20-101-1254 | BOARD DGTL I/O RCM56/57XX | Digi International |
| 2 | 2-1462038-0 | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | RJ22S-C-A120 | BIFURCATED RELAY DPDT AC120General Purpose Relay DPDT (2 Form C) Socketable | IDEC |
| 4 | G6SU-2F-TR DC24 | RELAY TELECOM DPDT 2A 24VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 5 | 1393824-2 | RELAY SOCKETRelay | TE Connectivity Potter & Brumfield Relays |
| 6 | 154746-2 | RELAY BASE HOUSING BLACKRelay | TE Connectivity Potter & Brumfield Relays |
| 7 | S2EB-48V | RELAY GEN PURPOSE 4PST 4A 48VGeneral Purpose Relay 4PST-NO/NC (2 Form A, 2 Form B) 48VDC Coil Through Hole | Panasonic Electric Works |
| 8 | PB-16C4T | I/O MOUNTING BOARD C4 16POSI/O Module Rack 16 Channel | Sensata-Crydom |
| 9 | 9290-05-20 | RELAY RF SPST 500MA 5V | Coto Technology |