| # | 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 | G6AU-234P-ST-US-DC3 | RELAY GENERAL PURPOSE DPDT 1A 3VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 4 | 1462041-6 | RELAY TELECOM SPST 2A 12VTelecom Relay SPST-NO (1 Form A) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | G5V-1-DC9 | RELAY GENERAL PURPOSE SPDT 1A 9VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 6 | 611BS | 611BS=ASSEMBLYRelay | TE Connectivity Potter & Brumfield Relays |
| 7 | PL11 | RELAY SOCKET 3PDT PANEL MT MKRelay Socket Panel Mount | Omron Automation and Safety |
| 8 | HC4-HSF-K | SOCKET SCRW FRONT WIRE HC4 RELAYRelay Socket Chassis Mount | Panasonic Electric Works |
| 9 | RTX3-1AT-B009 | RELAY GEN PURPOSE SPST 16A 9VGeneral Purpose Relay SPST-NO (1 Form A) 9VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |