| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | AGQ200A4HZ | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | AGQ260S4H | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | HJ4-SFD | SOCKET TERM 2/4CH FOR HJ4 RELAYSRelay Socket DIN Rail | Panasonic Electric Works |
| 5 | 18835 | RELAY SOCKET 11PIN ROUNDRelay | Curtis Industries |
| 6 | S258-2PC00 | RELAY SOCKETRelay | TE Connectivity Potter & Brumfield Relays |
| 7 | SA8NN | CONTROL SOCKET 8 POS BACK MOUNTRelay Socket Chassis Mount | Crouzet |
| 8 | PRD-7DY0-12 | RELAY GEN PURPOSE DPST 25A 12VGeneral Purpose Relay DPST-NO (2 Form A) 12VDC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 9 | HE1AN-DC12V | RELAY GEN PURPOSE SPST 30A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Chassis Mount | Panasonic Electric Works |