| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | G5V-2-H-DC24 | RELAY GEN PURPOSE DPDT 2A 24VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 3 | 2967264 | TERM BLOCKRelay | Phoenix Contact |
| 4 | DRS4 | DIN-RAIL SOCKET FOUR CHAN RELAYRelay Socket DIN Rail | Sensata-Crydom |
| 5 | 2961532 | RELAY GEN PURPOSE SPDT 16A 12VGeneral Purpose Relay SPDT (1 Form C) 12VDC Coil Through Hole | Phoenix Contact |
| 6 | RYA32005 | RELAY GENERAL PURPOSE SPST 8A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | V23061A1005A402 | RELAY GEN PURPOSE SPST 8A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | RY210018 | RELAY GEN PURPOSE SPDT 8A 18VGeneral Purpose Relay SPDT (1 Form C) 18VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 9 | CB1A-R-M-24V | RELAY AUTOMOTIVE SPST 20A 24V | Panasonic Electric Works |