| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | G6SK-2F-TR DC24 | RELAY TELECOM DPDT 2A 24VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 3 | RSN116891 | 4 POLE/10 AMP, NON ENVIRONMENTALRelay | Amphenol Pcd |
| 4 | P7SA-10F | SOCKET RELAY 4P SCREW TERMINALRelay Socket DIN Rail | Omron Automation and Safety |
| 5 | 2903275 | RELAY GEN PURPOSE 3PST 10A 24VGeneral Purpose with Socket Relay 3PST-NO (3 Form A) 24VDC Coil DIN Rail | Phoenix Contact |
| 6 | V23057-B0006-A101 | RELAY GEN PURPOSE SPDT 5A 24VGeneral Purpose Relay SPDT (1 Form C) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | DE1A-5V | RELAY GEN PURPOSE SPST 10A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 8 | G5LE-1A4 DC24 | RELAY GEN PURPOSE SPST 10A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 9 | 9270-24-20TR | RELAY RF SPST 500MA 24V | Coto Technology |