| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | G6KU-2F-Y DC5 | RELAY TELECOM DPDT 1A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 3 | TX2-5V | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 4 | RSL116079-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 5 | 2940427 | RELAY GEN PURPOSE DPDT 5A 120VGeneral Purpose with Socket Relay DPDT (2 Form C) 120VAC/DC Coil DIN Rail | Phoenix Contact |
| 6 | DSP1A-L2-DC9V | RELAY GENERAL PURPOSE SPST 8A 9VGeneral Purpose Relay SPST-NO (1 Form A) 9VDC Coil Through Hole | Panasonic Electric Works |
| 7 | 70G-IDC24 | INPUT MODULE DC 18MA 24VDCDC Input Module Output Module 10mA 24VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |
| 8 | G3TB-IAZR02P-US AC100-240 | INPUT MODULE AC 5MA 4-32VDCAC Input Module Output Module 25mA 4 ~ 32VDC Output 100 ~ 240VAC Supply | Omron Automation and Safety |
| 9 | 73G-ITCJ | I/O MODULE J TYPE 12-BITAnalog Input Module Output Module Output Supply | Grayhill Inc. |