| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | 70GRCM32-HL | I/O MOUNTING BOARD G5 32POSI/O Module Rack 32 Channel | Grayhill Inc. |
| 3 | 7-1415036-1 | LED MODULE REDModule, LED and/or Protection RT Series, SCHRACK | TE Connectivity Potter & Brumfield Relays |
| 4 | 9290-05-00 | RELAY RF SPST 500MA 5V | Coto Technology |
| 5 | CM1A-R-12V | RELAY AUTOMOTIVE SPST 35A 12V | Panasonic Electric Works |
| 6 | ACJ2212 | RELAY AUTOMOTIVE SPDTX2 20A 12V | Panasonic Electric Works |
| 7 | G6B-4-C | RELAY TERMINAL COVERSCover, Terminal G6B-4 Series | Omron Electronics Inc-EMC Div |
| 8 | ARXP1103 | RELAY RF SPDT 500MA 3V | Panasonic Electric Works |
| 9 | 2900940 | RIF-LDP-48-60 DC | Phoenix Contact |