| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | IM06JR | RELAY TELECOM DPDT 2A 12VTelecom Relay DPDT (2 Form C) Surface Mount | TE Connectivity Potter & Brumfield Relays |
| 3 | JRS400311 | QUICK MOUNT, 4 POLE WCRelay | Amphenol Pcd |
| 4 | SH1B-05 | SOCKET DIN MOUNT SCREW TYPERelay Socket DIN Rail | IDEC |
| 5 | 27E166 | RELAY SOCKET CHASSIS MOUNT 4PRelay Socket Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 6 | PY14-02 | RELAY SOCKET 4PDT PCB MNT MYRelay Socket Through Hole | Omron Automation and Safety |
| 7 | T77V1D10-05 | RELAY GEN PURPOSE SPST 10A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | 2-1393219-2 | RELAY GEN PURPOSE SPDT 5A 24VGeneral Purpose Relay SPDT (1 Form C) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 9 | RT33K012 | RELAY GEN PURPOSE SPST 16A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |