| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | 2900342 | TERM BLOCKRelay | Phoenix Contact |
| 3 | EC2-3NU | RELAY GEN PURPOSE DPDT 2A 3VGeneral Purpose Relay DPDT (2 Form C) Through Hole | KEMET |
| 4 | TX2SA-3V | RELAY TELECOM DPDT 2A 3VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 5 | 2967028 | 14MM PLC BASIC TERM BLOCK 24VRelay Socket DIN Rail | Phoenix Contact |
| 6 | DK1A-L2-5V-F | RELAY GEN PURPOSE SPST 10A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 7 | RP821024 | RELAY GEN PURPOSE DPDT 8A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | PB-24SM-B | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Sensata-Crydom |
| 9 | G6ZU-1FE-A DC12 | RELAY RF SPDT 10MA 12V | Omron Electronics Inc-EMC Div |