| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | DS2E-S-DC9V | RELAY GENERAL PURPOSE DPDT 2A 9VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 3 | JRE200101 | QUICK MOUNT, 2 POLE WCRelay | Amphenol Pcd |
| 4 | 5-1904045-5 | V23333Z1001B045-EV-896Relay | TE Connectivity Potter & Brumfield Relays |
| 5 | 185403-2 | MODULAR RELAY HOLDERRelay | TE Connectivity Potter & Brumfield Relays |
| 6 | KUGP-7D55-24 | RELAY GEN PURPOSE DPST 10A 24VGeneral Purpose Relay DPST-NO (2 Form A) 24VDC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 7 | TRM0 | COPPER LUG TERMINALTerminal SSR Output Terminals | Sensata-Crydom |
| 8 | G6W-1P DC4.5 | RELAY RF SPDT 10MA 4.5V | Omron Electronics Inc-EMC Div |
| 9 | RGC2A60A40KGE | RELAY SSR 275VAC IN 600V 40A | Carlo Gavazzi Inc. |