| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | 214BS | 214BS=ASSEMBLYRelay | TE Connectivity AMP Connectors |
| 3 | DRSCN30 | SOCKET DIN-RAIL 4-30VDC CN SERRelay Socket DIN Rail | Sensata-Crydom |
| 4 | PT11QN | SOCKT BACK-CONNCTNG FOR LY RELAYRelay Socket Panel Mount | Omron Automation and Safety |
| 5 | HL1-SS-K | SOCKET TERM W/CLIP FOR HL1 RELAYRelay Socket Panel Mount | Panasonic Electric Works |
| 6 | PTF21PC | RELAY SOCKET CHASSIS MT MJNRelay Socket Chassis Mount | Omron Automation and Safety |
| 7 | HC4-HL-DC24V | RELAY GEN PURPOSE 4PDT 5A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Socketable | Panasonic Electric Works |
| 8 | OMI-SS-124L,000 | RELAY GEN PURPRelay Coil | TE Connectivity Potter & Brumfield Relays |
| 9 | R10-E1Y2-J1.0K | RELAY GEN PURPOSE DPDT 3A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |