| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | AGQ21T2H | RELAY GEN PURPOSE DPDT 2A 2.4VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 3 | TXS2SA-6V | RELAY GENERAL PURPOSE DPDT 1A 6VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | G6J-2FS-Y DC5 | RELAY TELECOM DPDT 1A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 5 | 2900253 | PLC-BPT- 12DC/21HCRelay | Phoenix Contact |
| 6 | RM78701 | SOCKET RELAY CHAS MT RM SERIESRelay Socket Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 7 | 5-1415034-1 | SOCKET W/SCREW FOR DINRAILRelay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 8 | 27E891 | SOCKET RELAY 8 OCTAL DIN RAILRelay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 9 | RT334018 | RELAY GEN PURPRelay Coil | TE Connectivity Potter & Brumfield Relays |