| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | 1-1462038-6 | RELAY TELECOM DPDT 2A 12VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | EE2-24NUH-L | RELAY GEN PURPOSE DPDT 2A 24VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | KEMET |
| 4 | 5-1904045-2 | V23333Z1001A008-EV-03DRelay | TE Connectivity Potter & Brumfield Relays |
| 5 | 2271015 | PLUG-IN BASE STD I/O MODULESRelay Socket Through Hole | Phoenix Contact |
| 6 | ST-PS | SOCKET RELAY ST1/ST2 PC MNTRelay Socket Through Hole | Panasonic Electric Works |
| 7 | MKS3PIN-5 AC24 | RELAY GEN PURPOSE 3PDT 10A 24VGeneral Purpose Relay 3PDT (3 Form C) 24VAC Coil Socketable | Omron Automation and Safety |
| 8 | 5-1393302-2 | V23134A0053G243Relay Coil | TE Connectivity AMP Connectors |
| 9 | DRC3P48B411R | 480V 5A 120VAC 1NO+1NC RN 3L | Sensata-Crydom |