| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | 2971551 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 3 | 70-IAC15A | INPUT MODULE AC 6MA 15VDCAC Input Module Output Module 10mA 15VDC Output 180 ~ 280VAC (240VAC Nom) Supply | Grayhill Inc. |
| 4 | 73G-ITCK | I/O MODULE K TYPE 12-BITAnalog Input Module Output Module Output Supply | Grayhill Inc. |
| 5 | P1023-7 | MOUNTING BRACKET .250 HOLE (BM1)Mounting Bracket, Plate Multiple Series | Littelfuse Inc. |
| 6 | 7760056108 | METAL CLIP FOR DRM RELAYSClip, Hold Down DRM Relays | Weidmuller |
| 7 | 1860211-1 | RELAY ACCESSORIESJumper RT78 Sockets, SCHRACK | TE Connectivity Potter & Brumfield Relays |
| 8 | G6W-1F DC12 | RELAY RF SPDT 10MA 12V | Omron Electronics Inc-EMC Div |
| 9 | DR2260A20WJ | RELAY SSR 600V 20A DIN RAIL | Sensata-Crydom |