| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | T81H5D312-12 | RELAY TELECOM SPDT 1A 12VTelecom Relay SPDT (1 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | RSE120161 | LOW PROFILE, 2 POLE/5 AMP, WCRelay | Amphenol Pcd |
| 4 | RSL116088-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 5 | 2-1416100-0 | RELAY SOCKET DIN SCREW DCRelay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 6 | DK2A-3V | RELAY GEN PURPOSE DPST 8A 3VGeneral Purpose Relay DPST-NO (2 Form A) 3VDC Coil Through Hole | Panasonic Electric Works |
| 7 | V23057-B0002-A201 | RELAY GEN PURPOSE SPDT 8A 12VGeneral Purpose Relay SPDT (1 Form C) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | 2IO4A | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | TE Connectivity Potter & Brumfield Relays |
| 9 | ARS10Y12 | RELAY RF SPDT 500MA 12V | Panasonic Electric Works |