| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-DIDRB | DRIVER ID READER AND BUTTON | Digi International |
| 2 | EE2-5TNU-L | RELAY GEN PURPOSE DPDT 2A 5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | KEMET |
| 3 | TXS2-24V | RELAY GEN PURPOSE DPDT 1A 24VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 4 | SP4-PS | SOCKET PCB FOR SP4 RELAYSRelay Socket Through Hole | Panasonic Electric Works |
| 5 | OZ-SS-109LM1F,000 | RELAY GEN PURPRelay Coil | TE Connectivity Potter & Brumfield Relays |
| 6 | KUEP-3D17-12 | RELAY GEN PURPOSE SPST 10A 12VGeneral Purpose Relay SPST-NO (DM) (1 Form X) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | P7TF-OS16 DC12V | RELAY BLOCK 16POS NPN OUT 12VDCI/O Module Rack 16 Channel | Omron Automation and Safety |
| 8 | 70MRCK24-DIN | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 9 | 2904-12-321 | RELAY RF SPST 500MA 12V | Coto Technology |