| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | 2820136 | TERM BLOCK 3POSRelay Socket DIN Rail | Phoenix Contact |
| 3 | 27E1062 | SOCKET RELAYRelay | TE Connectivity Potter & Brumfield Relays |
| 4 | PT14-0 | RELAY SOCKET PC MNT FOR LY SERRelay Socket Through Hole | Omron Automation and Safety |
| 5 | 2982689 | 6.2MM PLC BASIC TERM BLOCK 5VRelay Socket DIN Rail | Phoenix Contact |
| 6 | S89R11DAC1-24 | RELAY IMPULSE DPDT 15A 24VImpulse Relay DPDT (2 Form C) 24VDC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 7 | 7-1393239-0 | RT31K012Relay Coil | TE Connectivity Potter & Brumfield Relays |
| 8 | RY531012 | RELAY GEN PURPOSE SPST 8A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 9 | R10-E1Y2-J1.0K | RELAY GEN PURPOSE DPDT 3A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |