| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | 44510-1261 | RELAY SAFETY 7PST 2A 24VSafety Relay 7PST-NO (7 Form A) DIN Rail | Omron Automation and Safety |
| 3 | HP3-SFD | SOCKET TERM W/CLIP SCREW DIN HP3Relay Socket DIN Rail | Panasonic Electric Works |
| 4 | 910522 | RELAY SOCKET 24VDC CFOOT 16POSRelay Socket DIN Rail | Weidmuller |
| 5 | RSL116051 | EXTENDED HEIGHT, 4 POLE/10 AMP,Relay | Amphenol Pcd |
| 6 | 18821 | RELAY SOCKET ROUND OCTALRelay | Curtis Industries |
| 7 | 2981363 | SAFETY RELAY 2PDT 24VAC/DCRelay Coil | Phoenix Contact |
| 8 | 2968386 | I/O MOUNTING BOARD 8POSI/O Module Rack 8 Channel | Phoenix Contact |
| 9 | 2904-12-321 | RELAY RF SPST 500MA 12V | Coto Technology |