| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | 5-1462037-8 | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | HG3-SFDUL | SOCKET W/CLIP SCRW DIN HG3 RELAYRelay Socket DIN Rail | Panasonic Electric Works |
| 4 | 1393824-3 | RELAY SOCKETRelay | TE Connectivity Potter & Brumfield Relays |
| 5 | RSE116693-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 6 | 2981363 | SAFETY RELAY 2PDT 24VAC/DCRelay Coil | Phoenix Contact |
| 7 | 4058570000 | RELAY GEN PURPOSE DPDT 8A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Through Hole | Weidmuller |
| 8 | ARJ20A4H | RELAY RF DPDT 300MA 4.5V | Panasonic Electric Works |
| 9 | ARS10A4H | ARS (RS) 1 FORM C | Panasonic Electric Works |