| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | AGQ20TA24X | RELAY GEN PURPOSE DPDT 2A 24VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | SM11 | INTERFACE MODULE-TERMINAL BLOCKRelay Socket DIN Rail | TE Connectivity AMP Connectors |
| 4 | 911345 | RSRM 4 24VDC DPDT 10A SKTRelay | Weidmuller |
| 5 | RSL116068 | EXTENDED HEIGHT, 2 POLE/10 AMP,Relay | Amphenol Pcd |
| 6 | RSE116174 | 2 POLE/10 AMP W/O CONTACTSRelay | Amphenol Pcd |
| 7 | 1393824-5 | RELAY SOCKET SOLDER SIZE IIRelay Socket Panel Mount | TE Connectivity Potter & Brumfield Relays |
| 8 | SZX-SLF-14 | SZR SOCKETTRACK MNTING SOCKETRelay Socket DIN Rail | Honeywell Sensing and Productivity Solutions |
| 9 | LY4N AC110/120 | RELAY GEN PURPOSE 4PDT 10A 120VGeneral Purpose Relay 4PDT (4 Form C) 120VAC Coil Socketable | Omron Automation and Safety |