| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | V23026B1101B201 | RELAY GENERAL PURPOSE SPDT 1A 5VGeneral Purpose Relay SPDT (1 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | 2955438 | CONN TERM BLOCKRelay | Phoenix Contact |
| 4 | JRE200211 | QUICK MOUNT, 2 POLE WCRelay | Amphenol Pcd |
| 5 | 27E121 | SOCKET RELAY SCREW TERM KURelay Socket Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 6 | NC4EBD-P-DC5V | RELAY GENERAL PURPOSE 4PDT 5A 5VGeneral Purpose Relay 4PDT (4 Form C) 5VDC Coil Through Hole | Panasonic Electric Works |
| 7 | HL1-HTM-AC120V-F | RELAY GEN PURPOSE SPDT 15A 120VGeneral Purpose Relay SPDT (1 Form C) 120VAC Coil Chassis Mount | Panasonic Electric Works |
| 8 | RY2S-UDC24V | RELAY PLUG-IN DPDT 3A 24VDCGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | IDEC |
| 9 | 1462051-5 | RELAY RF SPDT 2A 24V | TE Connectivity Potter & Brumfield Relays |