| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 20-101-1253 | BOARD SERIAL COMM RCM56/57XX | Digi International |
| 2 | V23079B1208B301 | RELAY GENERAL PURPOSE DPDT 2A 3VGeneral Purpose Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | S11 | RELAY SOCKET 11 OCTAL DIN MOUNTRelay Socket DIN Rail | Crouzet |
| 4 | 4-1904045-5 | V23333Z1001B045-EV-03DRelay | TE Connectivity Potter & Brumfield Relays |
| 5 | VCFM-1000 | SOCKET PC MNT FOR VFM RELAYRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | HC3-PS-K | SOCKET PCB W/CLIP FOR HC3 RELAYRelay Socket Through Hole | Panasonic Electric Works |
| 7 | 2976187 | I/O MOUNTING BOARD 8POSI/O Module Rack 8 Channel | Phoenix Contact |
| 8 | 70LRCK16-DIN | I/O MOUNTING BRD OPENLINE 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 9 | PB-32D-V | I/O MOUNTING BOARDI/O Module Rack Channel | Sensata-Crydom |