| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | TX2SA-24V | RELAY TELECOM DPDT 2A 24VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | MGN2A-DC12 | RELAY GEN PURPOSE DPST 30A 12VGeneral Purpose Relay DPST-NO (2 Form A) 12VDC Coil Chassis Mount | Omron Automation and Safety |
| 4 | G2RL-1A-E-ASI DC5 | RELAY GEN PURPOSE SPST 16A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 5 | V23148-B0005-A101 | RELAY GEN PURPOSE SPDT 7A 12VGeneral Purpose Relay SPDT (1 Form C) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | 73G-ITCJ | I/O MODULE J TYPE 12-BITAnalog Input Module Output Module Output Supply | Grayhill Inc. |
| 7 | V23134-A4052-X543 | RELAY AUTOMOTIVE SPDT | TE Connectivity Potter & Brumfield Relays |
| 8 | DRC3R40B420 | REV 400V 7.6A 120 VAC 2NO | Sensata-Crydom |
| 9 | HDC60A120 | RELAY SSR CONTACTOR DC 120A 140V | Sensata-Crydom |