| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | ZIPPER | FMC/HSMC INTERFACE BOARD | Lime Microsystems Ltd |
| 3 | TX2SA-9V | RELAY TELECOM DPDT 2A 9VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | G6KU-2F-Y-TR DC4.5 | RELAY TELECOM DPDT 1A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 5 | AGQ20TA4HX | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 6 | D3227 | RELAY TELECOM DPDT 2A 24VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | 5601978 | RELAY SOCKET OCTAL DPDT 10ARelay Socket DIN Rail | Phoenix Contact |
| 8 | 25622130 | CONTROL TIMER ACCESS SOCKET 8PRelay Socket DIN Rail | Crouzet |
| 9 | 27E007 | SOCKET PC MOUNT FOR KHA SERIESRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |