| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | 911361 | RSM 1 24VAC DPDT SOCKETRelay | Weidmuller |
| 3 | RSL116065 | EXTENDED HEIGHT, 2 POLE/10 AMP,Relay | Amphenol Pcd |
| 4 | HJ4-DC12V | RELAY GEN PURPOSE 4PDT 5A 12VGeneral Purpose Relay 4PDT (4 Form C) 12VDC Coil Socketable | Panasonic Electric Works |
| 5 | RT334012F | RELAY GEN PURPOSE SPST 16A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | ARS10Y03X | ARS (RS) HIGH FREQUENCY RELAY (T | Panasonic Electric Works |
| 7 | ARXP1012 | RELAY RF SPDT 500MA 12V | Panasonic Electric Works |
| 8 | CA1-DC24V-N | CA RELAY 1 FORM C 24V | Panasonic Electric Works |
| 9 | DR2260A30W | RELAY SSR 600V 30A DIN RAIL | Sensata-Crydom |