| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | IM03TS | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | G6S-2G-TR DC5 | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 4 | T81H5D312-05 | RELAY TELECOM SPDT 1A 5VTelecom Relay SPDT (1 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | 2900446 | PLC-BPT- 24UC/21Relay | Phoenix Contact |
| 6 | KUHP-5A51-120 | RELAY GEN PURPOSE SPDT 30A 120VGeneral Purpose Relay SPDT (1 Form C) 120VAC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 7 | LY4-AC24 | RELAY GEN PURPOSE 4PDT 10A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VAC Coil Socketable | Omron Automation and Safety |
| 8 | 9814-03-20 | RELAY RF SPST 250MA 3.3V | Coto Technology |
| 9 | HS501DR | HEATSINK SSR 5.0DEG C/W DIN MNTHeat Sink Multiple Series | Sensata-Crydom |