| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | AGQ20TS12X | RELAY GEN PURPOSE DPDT 2A 12VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | RSN116820 | 6 POLE/5 AMP, NON ENVIRONMENTAL,Relay | Amphenol Pcd |
| 4 | 5601974 | RELAY SOCKET OCTAL 120VAC 10ARelay Socket DIN Rail | Phoenix Contact |
| 5 | NC4-SS | SOCKET SLD FOR SLIM NC4D RELAYRelay Socket Chassis Mount | Panasonic Electric Works |
| 6 | G6B-1114P-1-US-DC12 | RELAY GEN PURPOSE SPST 5A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 7 | MS-24H | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Sensata-Crydom |
| 8 | 4-1415037-1 | VARISTOR 230 VAC | TE Connectivity Potter & Brumfield Relays |
| 9 | G8V-1A7T-R-DC12 | RELAY AUTOMOTIVE SPST 20A 12V | Omron Electronics Inc-EMC Div |