| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | R10-E1Z2-V700 | RELAY GEN PURPOSE DPDT 2A 24VGeneral Purpose Relay DPDT (2 Form C) Socketable | TE Connectivity Potter & Brumfield Relays |
| 3 | 910101 | RS 3A RLY SKT W/DIODERelay | Weidmuller |
| 4 | RSE116694 | LOW PROFILE, 2 POLE/10 AMP, LCRelay | Amphenol Pcd |
| 5 | 342452-2 | 5 WAY RELAY BASE.BLACKRelay | TE Connectivity AMP Connectors |
| 6 | 27E212 | SOCKET DP-2P R10 SERIESRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | SP4-SF | SOCKET RELAY SCREW FOR SP4 RELAYRelay Socket Chassis Mount | Panasonic Electric Works |
| 8 | 70L-IDC | INPUT MODULE DC 18MA 5VDCDC Input Module Output Module 6mA 5VDC Output 0 ~ 32VDC Supply | Grayhill Inc. |
| 9 | 9270-05-20 | RELAY RF SPST 500MA 5V | Coto Technology |