| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | IM06TS | RELAY TELECOM DPDT 2A 12VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | RSE120151 | LOW PROFILE, 4 POLE/5 AMP, WCRelay | Amphenol Pcd |
| 4 | HC3-HSF-K | SOCKET SCREW FRONT WIRE/CLIP HC3Relay Socket Chassis Mount | Panasonic Electric Works |
| 5 | SA8NN | CONTROL SOCKET 8 POS BACK MOUNTRelay Socket Chassis Mount | Crouzet |
| 6 | MKS2XTIN-11 DC24 | RELAY GEN PURPOSE DPST 5A 24VGeneral Purpose Relay DPST-NO/NC (1 Form A, 1 From B) 24VDC Coil Socketable | Omron Automation and Safety |
| 7 | G6K-2P-RF DC5 | RELAY RF DPDT 1A 5V | Omron Electronics Inc-EMC Div |
| 8 | 70-ODC24 | OUTPUT MODULE DC STD 9MA 24VDCDC Output Module Output Module 0.02 ~ 3.5A 3 ~ 60VDC Output 24VDC (15 ~ 30VDC) Supply | Grayhill Inc. |
| 9 | ARS14A12 | RELAY RF SPDT 500MA 12V | Panasonic Electric Works |