| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | 8-1393808-3 | RELAY GEN PURPOSE 4PDT 2A 24VGeneral Purpose Relay 4PDT (4 Form C) Socketable | TE Connectivity Potter & Brumfield Relays |
| 3 | SZX-SMB-08P | SZR SOCKETPCB TERMINAL SOCKETRelay Socket Through Hole | Honeywell Sensing and Productivity Solutions |
| 4 | PT14 | RELAY SOCKET PC MNT FOR LY SERRelay Socket Panel Mount | Omron Automation and Safety |
| 5 | PA1A-PS | SOCKET PCB FOR PA1A RELAYSRelay Socket Through Hole | Panasonic Electric Works |
| 6 | LY4-AC24 | RELAY GEN PURPOSE 4PDT 10A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VAC Coil Socketable | Omron Automation and Safety |
| 7 | APF10312 | RELAY GEN PURPOSE SPST 6A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | Panasonic Electric Works |
| 8 | 70RCK16-HL | I/O MOUNTING BRD STANDARD 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 9 | 9290-12-20 | RELAY RF SPST 500MA 12V | Coto Technology |