| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | IM01TS | RELAY TELECOM DPDT 2A 3VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | RSN116820 | 6 POLE/5 AMP, NON ENVIRONMENTAL,Relay | Amphenol Pcd |
| 4 | 282435-1 | RELAY HSG.W.SEC.LOCK.ASSY9 POSRelay | TE Connectivity Potter & Brumfield Relays |
| 5 | 342452-2 | 5 WAY RELAY BASE.BLACKRelay | TE Connectivity AMP Connectors |
| 6 | 2820149 | BASIC TERMINATION BLOCKS 4POSRelay Socket DIN Rail | Phoenix Contact |
| 7 | RY2S-UAC120V | RELAY PLUG-IN DPDT 3A 120VACGeneral Purpose Relay DPDT (2 Form C) 120VAC Coil Socketable | IDEC |
| 8 | DK1A-L2-5V-F | RELAY GEN PURPOSE SPST 10A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 9 | ARE134H | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |