| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | RSE500412 | SMITHS, LCRelay | Amphenol Pcd |
| 3 | G2R-2-S DC5(S) | RELAY GENERAL PURPOSE DPDT 5A 5VGeneral Purpose Relay DPDT (2 Form C) 5VDC Coil Socketable | Omron Automation and Safety |
| 4 | MJN2C-DC24 | RELAY GEN PURPOSE DPDT 10A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | Omron Automation and Safety |
| 5 | KUP-14D55-12 | RELAY GEN PURPOSE 3PDT 10A 12VGeneral Purpose Relay 3PDT (3 Form C) 12VDC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 6 | RY612012 | RELAY GEN PURPOSE SPDT 8A 12VGeneral Purpose Relay SPDT (1 Form C) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | 70LRCK24-HL | I/O MOUNTING BRD OPENLINE 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 8 | 70G-IDC5 | INPUT MODULE DC 18MA 5VDCDC Input Module Output Module 10mA 5VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |
| 9 | HS301 | HEATSINK SSR 3.0DEG C/W PNL MNTHeat Sink Multiple Series | Sensata-Crydom |