| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | 911343 | RSM 2 24VDC DPDT SOCRelay | Weidmuller |
| 3 | RSN116130 | 2,4 POLE/10 AMP, 3 POLE/25 AMP,Relay | Amphenol Pcd |
| 4 | RSE116685 | LOW PROFILE, 2 POLE/10 AMP, WCRelay | Amphenol Pcd |
| 5 | RSL112202 | MCDONNEL DOUGLASRelay | Amphenol Pcd |
| 6 | 5521843 | FLKM2I/O/G4Relay Socket DIN Rail | Phoenix Contact |
| 7 | TX2-LT-24V-TH | RELAY GEN PURPOSE DPDT 2A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Through Hole | Panasonic Electric Works |
| 8 | KS-100 | PROTECTIVE COVER FOR RELAYSCover, Terminal Series 1 | Sensata-Crydom |
| 9 | SLO24TH | DELCON 24VDCIN/240VAC 3.0AOUTAC Output Module Output Module 0 ~ 3A 0 ~ 240VAC Output 24VDC Supply | Weidmuller |