| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-75E | MTRAK M75E | Digi International |
| 2 | TX2SA-24V | RELAY TELECOM DPDT 2A 24VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | SP4-PS | SOCKET PCB FOR SP4 RELAYSRelay Socket Through Hole | Panasonic Electric Works |
| 4 | SZX-SMF-14N | SZR SOCKETTRACK MNTING SOCKETRelay Socket DIN Rail | Honeywell Sensing and Productivity Solutions |
| 5 | 27E894 | RELAY SOCKETS RAIL MOUNTRelay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 6 | 2972835 | I/O MOUNTING BOARD 4POSI/O Module Rack 4 Channel | Phoenix Contact |
| 7 | 70LRCK16-48WP | I/O MOUNTING BRD OPENLINE 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 8 | PB-4C4 | I/O MOUNTING BOARD C4 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 9 | ARS1324 | ARS (RS) HIGH FREQUENCY RELAY | Panasonic Electric Works |