| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | TX2SA-L2-24V-1-X | RELAY TELECOM DPDT 1A 24VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | KHAU-17D16-24 | RELAY GEN PURPOSE 4PDT 1A 24VGeneral Purpose Relay 4PDT (4 Form C) Socketable | TE Connectivity Potter & Brumfield Relays |
| 4 | 2950802 | RELAY MODULE WITH PLUG-IN BASERelay Socket DIN Rail | Phoenix Contact |
| 5 | 27E892 | SOCKET DIN RAIL MT KRPA SERIESRelay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 6 | SR101A01 | RELAY SAFETY DPST 4A 24VSafety Relay DPST-NO (2 Form A) 24VAC/DC Coil DIN Rail | Omron Automation and Safety |
| 7 | ARA200A12 | RELAY RF DPDT 1A 12V | Panasonic Electric Works |
| 8 | G8JN-1C6T-F-R-DC12 | RELAY AUTOMOTIVE SPDT 35A 12V | Omron Electronics Inc-EMC Div |
| 9 | 2900955 | RIF-RH-3 | Phoenix Contact |