| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | G5V-13 DC3 | RELAY GENERAL PURPOSE SPDT 1A 3VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 3 | TQ2SA-5V-Z | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | TX2-4.5V-1 | RELAY TELECOM DPDT 1A 4.5VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 5 | BR05-WH | RELAY MINI PCBRELAY MINI PCB | TE Connectivity Potter & Brumfield Relays |
| 6 | 4073720000 | REL SOCKET 5POL FOR SNR/APE RERelay | Weidmuller |
| 7 | G70A-ZOC16-4 DC24 | RELAY BLOCK 10AMP OUT BASE PNPRelay | Omron Automation and Safety |
| 8 | R10-E2P4-V700 | RELAY GEN PURPOSE 4PDT 3A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 9 | RY2S-UDC24V | RELAY PLUG-IN DPDT 3A 24VDCGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | IDEC |