| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | 2903329 | RELAY GEN PURPOSE DPDT 50MA 24VGeneral Purpose with Socket Relay DPDT (2 Form C) DIN Rail | Phoenix Contact |
| 3 | 1393824-6 | RELAY SOCKETRelay | TE Connectivity Potter & Brumfield Relays |
| 4 | 910358 | RS 3A RLY SKT W/O DIODERelay | Weidmuller |
| 5 | G6K-2F-RF-S-TR03 DC5 | RELAY RF DPDT 1A 5V | Omron Electronics Inc-EMC Div |
| 6 | G6K-2F-RF-T-TR03 DC24 | RELAY RF DPDT 1A 24V | Omron Electronics Inc-EMC Div |
| 7 | 9-1415036-1 | MODULE PROTECTION FOR RTModule, LED and/or Protection RT Series, SCHRACK | TE Connectivity Potter & Brumfield Relays |
| 8 | 9270-12-20TR | RELAY RF SPST 500MA 12V | Coto Technology |
| 9 | ARS1309 | ARS (RS) HIGH FREQUENCY RELAY | Panasonic Electric Works |