| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | HY1Z-4.5V | RELAY TELECOM SPDT 1A 4.5VTelecom Relay SPDT (1 Form C) Through Hole | Panasonic Electric Works |
| 3 | SR120MP01 | RELAY SAFETY 3PST 1.25A 24VSafety Relay 3PST-NO (3 Form A) DIN Rail | Omron Automation and Safety |
| 4 | TQ2SL-L2-3V-Z | RELAY TELECOM DPDT 2A 3VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 5 | G6K-2P-Y DC9 | RELAY TELECOM DPDT 1A 9VTelecom Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 6 | G5V-2-H-DC5 | RELAY GENERAL PURPOSE DPDT 2A 5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 7 | 2820725 | CONN TERM BLOCKRelay | Phoenix Contact |
| 8 | 2966032 | 6.2MM PLC TERM BLOCK 120VRelay Socket DIN Rail | Phoenix Contact |
| 9 | 2900445 | TERM BLOCK INTERFACERelay Socket DIN Rail | Phoenix Contact |