| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | RSE116670-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 3 | RSE116175 | 2 POLE/10 AMP TRACK MOUNT W/O CORelay | Amphenol Pcd |
| 4 | P2RF-08-PU | SOCKTG2R-2-S(S) H3RN-2-B K7L-BRelay | Omron Automation and Safety |
| 5 | NDS-8 | RELAY SOCKET DIN 8-PINRelay Socket DIN Rail | Littelfuse Inc. |
| 6 | R10-E1X6-V90 | RELAY GEN PURPOSE 6PDT 5A 12VGeneral Purpose Relay 6PDT (6 Form C) 12VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 7 | MJN2C-DC24 | RELAY GEN PURPOSE DPDT 10A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | Omron Automation and Safety |
| 8 | 70GRCK8-HL | I/O MOUNTING BOARD G5 8POSI/O Module Rack 8 Channel | Grayhill Inc. |
| 9 | ARS10Y4HX | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |