| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | G5V-13 DC5 | RELAY GENERAL PURPOSE SPDT 1A 5VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 3 | DS2Y-S-DC3V | RELAY GENERAL PURPOSE DPDT 2A 3VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 4 | V23026A1004B201 | RELAY GEN PURPOSE SPDT 1A 24VGeneral Purpose Relay SPDT (1 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | 1-1462039-5 | RELAY TELECOM DPDT 2A 3VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | RSE116672-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 7 | 27E447 | RELAY SOCKET 4 POLE SOLDERRelay Socket Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 8 | SJ2S-07LW | FINGERSAFE DIN SOCKET FOR RJ2Relay Socket DIN Rail | IDEC |
| 9 | 2966472 | RELAY GEN PURPOSE SPDT 6A 24VGeneral Purpose with Socket Relay SPDT (1 Form C) 24VDC Coil DIN Rail | Phoenix Contact |