| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | SRSI60AC/DC | RELAY SOCKET TB 48-60VAC DCRelay | B&B SmartWorx, Inc. |
| 3 | 1-1415526-1 | SOCKET W/SCREW FOR DINRAIL 4PRelay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 4 | 2912497 | RELAY GEN PURPOSE DPDT 6A 12VGeneral Purpose with Socket Relay DPDT (2 Form C) 12VDC Coil DIN Rail | Phoenix Contact |
| 5 | V23105A5302A201 | RELAY TELECOM DPDT 3A 6VTelecom Relay DPDT (2 Form C) 6VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | ACV31212 | RELAY AUTOMOTIVE SPST 20A 12V | Panasonic Electric Works |
| 7 | ARN10A24Z | RELAY RF SPDT 24V | Panasonic Electric Works |
| 8 | G6WK-1F DC12 | RELAY RF SPDT 10MA 12V | Omron Electronics Inc-EMC Div |
| 9 | G6Z-1FE-A-TR DC3 | RELAY RF SPDT 10MA 3V | Omron Electronics Inc-EMC Div |