| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2SL-4.5V | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | RSE112065-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 3 | 2-1904045-4 | V23333Z0002A041-EV-100Relay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | 27E895 | SOCKET DINRAIL W/SCREW TERM K10Relay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 5 | R10-E1Y4-V185 | RELAY GEN PURPOSE 4PDT 3A 12VGeneral Purpose Relay 4PDT (4 Form C) 12VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 6 | 2976721 | I/O MOUNTING BOARD 16POSI/O Module Rack 16 Channel | Phoenix Contact |
| 7 | 2972738 | INTERFACE MODULE PLUG-IN SOCKETI/O Module Rack 8 Channel | Phoenix Contact |
| 8 | CRF05-1A | RELAY RF SPST 500MA 5V | Standex-Meder Electronics |
| 9 | PB-4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Sensata-Crydom |