| # | 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 | RT78626 | SOCKET RELAY DIN 12A ISO RT SERRelay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 4 | 910456 | RSM 4 110VAC SPDT 10A SKTRelay | Weidmuller |
| 5 | 2900283 | TERM BLOCKRelay | Phoenix Contact |
| 6 | RT114615 | RELAY GEN PURPOSE SPDT 12A 115VGeneral Purpose Relay SPDT (1 Form C) 115VAC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | PB-24SM-C | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Sensata-Crydom |
| 8 | 9270-05-00TR | RELAY RF SPST 500MA 5V | Coto Technology |
| 9 | CB1-T-P-12V | RELAY AUTOMOTIVE SPDT 40A 12V | Panasonic Electric Works |