| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | HY1Z-12V | RELAY TELECOM SPDT 1A 12VTelecom Relay SPDT (1 Form C) Through Hole | Panasonic Electric Works |
| 3 | 5521898 | CONN TERM BLOCKRelay | Phoenix Contact |
| 4 | 27E630 | SOCKET 6 POLES IN LINERelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | P2RF-05-E | SOCKET TRACK MNT G2R-1-SRelay Socket DIN Rail | Omron Automation and Safety |
| 6 | 2903294 | RELAY GEN PURPOSE 3PDT 8.5A 24VGeneral Purpose with Socket Relay 3PDT (3 Form C) 24VDC Coil DIN Rail | Phoenix Contact |
| 7 | T92P11A12-120 | RELAY GEN PURPOSE DPDT 30A 120VGeneral Purpose Relay DPDT (2 Form C) 120VAC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | PYC-A1 | HOLD DOWN CLIP TRK MNT LY/MY 2PCClip, Hold Down LY/MY DIN Rail Sockets | Omron Automation and Safety |
| 9 | ARE10A12Z | RELAY RF SPDT 500MA 12V | Panasonic Electric Works |