| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | 2980364 | TERM BLOCKRelay | Phoenix Contact |
| 3 | RS2 | RELAY SOCKET 10 PINRelay Socket Channel, Track | Curtis Industries |
| 4 | MT228115 | RELAY GEN PURPOSE DPDT 10A 115VGeneral Purpose Relay DPDT (2 Form C) 115VAC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 5 | 2905197 | MODULEI/O Module Rack 16 Channel | Phoenix Contact |
| 6 | 1-1462052-7 | RELAY RF SPDT 2A 5V | TE Connectivity Potter & Brumfield Relays |
| 7 | G6K-2P-RF DC4.5 | RELAY RF DPDT 1A 4.5V | Omron Electronics Inc-EMC Div |
| 8 | CB1AH-M-12V | RELAY AUTOMOTIVE SPST 70A 12V | Panasonic Electric Works |
| 9 | CGT-12M-6.0 | RELAY THERMAL OVERLOAD 4-6AThermal Overload Relay CGMS Contactors | Carlo Gavazzi Inc. |