| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | EE2-5NUH-L | RELAY GEN PURPOSE DPDT 2A 5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | KEMET |
| 3 | RSE112067-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 4 | 910443 | RELAY SOCKET 24VDC 1CH REDRelay Socket DIN Rail | Weidmuller |
| 5 | RSE116626 | LOW PROFILERelay | Amphenol Pcd |
| 6 | RSE116185-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 7 | RSE120025 | BOEING, LCRelay | Amphenol Pcd |
| 8 | HJ4-L-T-DC24V | RELAY GEN PURPOSE 4PDT 5A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Socketable | Panasonic Electric Works |
| 9 | RT334018 | RELAY GEN PURPRelay Coil | TE Connectivity Potter & Brumfield Relays |