| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | AGQ260A4H | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | DS2E-S-DC12V | RELAY GEN PURPOSE DPDT 2A 12VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 4 | NC2-JPL2S | SOCKET PCB FOR FLAT NC2D-JPL2Relay Socket Through Hole | Panasonic Electric Works |
| 5 | RSE116761-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 6 | RSL116061-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 7 | RSE116686-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 8 | 27E194 | SOCKET 4POLE R10 SERIESRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 9 | G7J-2A2B-B-W1 AC100/120 | RELAY GEN PURPOSE 4PST 25A 120VGeneral Purpose Relay 4PST-NO/NC (2 Form A, 2 Form B) 120VAC Coil Chassis Mount | Omron Automation and Safety |