| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | G6SK-2 DC24 | RELAY TELECOM DPDT 2A 24VTelecom Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 3 | SH2B-02 | SURFACE MT. SOCKETRelay Socket Chassis Mount | IDEC |
| 4 | KUHP-5DT1-24 | RELAY GEN PURPOSE SPDT 30A 24VGeneral Purpose Relay SPDT (1 Form C) 24VDC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 5 | PRD-11DG0-12 | RELAY GEN PURPOSE DPDT 30A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 6 | T9GV5L14-9 | T9GV5L14-9General Purpose Relay SPDT (1 Form C) 9VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | 70MRCK24-DIN | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 8 | XGEC | MODULE POWER 5V-28V 5A24V (5 ~ 28 V) 120W AC DC Configurable Power Supply Module | Excelsys Technologies Ltd |
| 9 | CB1F-R-P-24V | RELAY AUTOMOTIVE SPDT 20A 24V | Panasonic Electric Works |