| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 20-101-1254 | BOARD DGTL I/O RCM56/57XX | Digi International |
| 2 | TX2SA-12V-X | RELAY TELECOM DPDT 2A 12VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | RSE116668 | LOW PROFILE, 4 POLE/10 AMP, LCRelay | Amphenol Pcd |
| 4 | SM2S-05C | SOCKET DIN MOUNT FINGERSAFERelay Socket DIN Rail | IDEC |
| 5 | SJ2S-05BW | DIN SOCKET FOR RJ2Relay Socket DIN Rail | IDEC |
| 6 | T9AS5D12-18 | RELAY GEN PURPOSE SPDT 20A 18VGeneral Purpose Relay SPDT (1 Form C) 18VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | K10P-11D15-48 | RELAY GEN PURPOSE DPDT 15A 48VGeneral Purpose Relay DPDT (2 Form C) 48VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 8 | G2R-1A-E-DC48 | RELAY GEN PURPOSE SPST 16A 48VGeneral Purpose Relay SPST-NO (1 Form A) 48VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 9 | 70RCK16 | I/O MOUNTING BRD STANDARD 16POSI/O Module Rack 16 Channel | Grayhill Inc. |