| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | KHAU-17D16-12 | RELAY GEN PURPOSE 4PDT 1A 12VGeneral Purpose Relay 4PDT (4 Form C) Socketable | TE Connectivity Potter & Brumfield Relays |
| 3 | TXS2-6V | RELAY GENERAL PURPOSE DPDT 1A 6VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 4 | 2820725 | CONN TERM BLOCKRelay | Phoenix Contact |
| 5 | RSL112214 | MCDONNEL DOUGLASRelay | Amphenol Pcd |
| 6 | JRE400200 | QUICK MOUNT, 4 POLERelay | Amphenol Pcd |
| 7 | 2980319 | 6.2MM PLC TERM BLOCK 120VRelay Socket DIN Rail | Phoenix Contact |
| 8 | 2967769 | 14MM PLC-HC BASIC TERM BLOCK 12VRelay Socket DIN Rail | Phoenix Contact |
| 9 | P6C-08P | SOCKET BACK-CONNECTING FOR G6CKRelay Socket Through Hole | Omron Electronics Inc-EMC Div |