| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | EE2-24NUH-L | RELAY GEN PURPOSE DPDT 2A 24VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | KEMET |
| 3 | RS12 | RELAY SOCKET 11 PINRelay Socket Channel, Track | Curtis Industries |
| 4 | RSE500507 | SMITHS, WC, NO HWRelay | Amphenol Pcd |
| 5 | RSL116059 | EXTENDED HEIGHT, 4 POLE/10 AMP,Relay | Amphenol Pcd |
| 6 | 2833563 | RELAY SKT DPDT OR 4PDT DIN RAILRelay Socket DIN Rail | Phoenix Contact |
| 7 | 27E928 | SOCKET RELAY DP-5P SOLDERRelay Socket Panel Mount | TE Connectivity Potter & Brumfield Relays |
| 8 | 27E305 | SOCKET NYL FOR KU SER PCBRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 9 | S-PS | ACCY RELAY SOCKET FOR S SERIESRelay Socket Through Hole | Panasonic Electric Works |