| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | 5-1393238-6 | RTD1L012Relay Coil | TE Connectivity Potter & Brumfield Relays |
| 3 | OZ-SS-112LM1F,000 | RELAY GEN PURPOSE SPST 16A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | OZ-SS-124L1 | RELAY GEN PURPRelay Coil | TE Connectivity Potter & Brumfield Relays |
| 5 | DE1A-5V | RELAY GEN PURPOSE SPST 10A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 6 | J73KN-A-11 | CONTACT BLCK 1NO1NC FOR J7KNA-ARAuxiliary Contact Block J7KNA-AR Relays | Omron Automation and Safety |
| 7 | G6ZK-1FE DC12 | RELAY RF SPDT 10MA 12V | Omron Electronics Inc-EMC Div |
| 8 | RGC1A60D20KGU | RELAY SSR 32VDC 1PH 600V 23A | Carlo Gavazzi Inc. |
| 9 | WAU090-1200T-G | AC/AC WALL MNT ADPTER 9VAC 1A9VAC 1.2A AC/AC External Wall Mount (Class I) Adapter Fixed Blade Input | Triad Magnetics |