| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | AGQ2001H | RELAY TELECOM DPDT 2A 1.5VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 3 | JRS400501 | QUICK MOUNT, 4 POLE WCRelay | Amphenol Pcd |
| 4 | 2972835 | I/O MOUNTING BOARD 4POSI/O Module Rack 4 Channel | Phoenix Contact |
| 5 | P2RVM-030B | CROSSBAR 3POS BLACK FOR G2RV SKTJumper G2RV Sockets | Omron Automation and Safety |
| 6 | DRIDC24 | INPUT MODULE DC 34MA 24VDCDC Input Module Output Module 28mA 24VDC Output 4 ~ 32VDC Supply | Sensata-Crydom |
| 7 | 70-IDC5B | INPUT MODULE DC 18MA 5VDCDC Input Module Output Module 18mA 5VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |
| 8 | 70G-ODC24A | OUTPUT MODULE DC G5 9MA 24VDCDC Output Module Output Module 0.02 ~ 3.5A 3 ~ 60VDC Output 24VDC (18 ~ 32VDC) Supply | Grayhill Inc. |
| 9 | WAU12-1500 | AC/AC WALL MNT ADAPTER 12V 1.5A12VAC 1.5A AC/AC External Wall Mount (Class II) Adapter Fixed Blade Input | Triad Magnetics |