| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | 25622076 | CONTROL TIMER ACCESS SOCKET 11PRelay Socket Free Hanging | Crouzet |
| 3 | S89R11APP1-120 | RELAY IMPULSE DPDT 15A 120VImpulse Relay DPDT (2 Form C) 120VAC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 4 | T9AS5L12-12 | RELAY GEN PURPOSE SPDT 20A 12VGeneral Purpose Relay SPDT (1 Form C) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | 70GRCK4 | I/O MOUNTING BOARD G5 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 6 | PB-16-C | I/O MOUNTING BRD STANDARD 16POSI/O Module Rack 16 Channel | Sensata-Crydom |
| 7 | 20C300 | SPRING RELAY HOLD DOWN DP R10SClip, Hold Down R10S Relays | TE Connectivity Potter & Brumfield Relays |
| 8 | 70W1278-1 | STANDOFF 4-40 HEX 1"STANDOFF 4-40 HEX 1" | Grayhill Inc. |
| 9 | G3PE-245B-3N DC12-24 | RELAY SSR 45A 3PH DIN MNT 3PL | Omron Automation and Safety |