| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | TXS2SS-3V-Z | RELAY GENERAL PURPOSE DPDT 1A 3VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | TX2SA-5V | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | DS2E-SL2-DC3V | RELAY GENERAL PURPOSE DPDT 2A 3VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 5 | G6S-2 DC5 | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 6 | JRS500101 | QUICK MOUNT, 5 POLE WCRelay | Amphenol Pcd |
| 7 | 2700466 | RELAY SAFETY 3PST-NO 6A 24VSafety Relay 3PST-NO (3 Form A) 24VDC Coil DIN Rail | Phoenix Contact |
| 8 | MKS3PI-5 DC24 | RELAY GEN PURPOSE 3PDT 10A 24VGeneral Purpose Relay 3PDT (3 Form C) 24VDC Coil Socketable | Omron Automation and Safety |
| 9 | 2967060 | RELAY GEN PURPOSE DPDT 6A 24VGeneral Purpose with Socket Relay DPDT (2 Form C) 24VDC Coil DIN Rail | Phoenix Contact |