| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | V23079E1205B301 | RELAY GEN PURPOSE DPDT 2A 24VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | TE Connectivity Potter & Brumfield Relays |
| 3 | TQ2-2M-12V | RELAY TELECOM DPDT 1A 12VTelecom Relay DPDT (2 Form D) Through Hole | Panasonic Electric Works |
| 4 | G6S-2F-TR DC5 | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 5 | PT08-0 | RELAY SOCKET PCB MNT LY SERRelay Socket Through Hole | Omron Automation and Safety |
| 6 | G6C-1117P-FD-US-DC12 | RELAY GEN PURPOSE SPST 10A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 7 | SR4M4085 | RELAY SAFETY 4PST 8A 85VSafety Relay 4PST-NO/NC (3 From A, 1 Form B) 85VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | PT570524 | RELAY GEN PURPOSE 4PDT 6A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VAC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 9 | 70MRCK24-HS | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |