| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | STE-1215497RFSP | CONNECTOR, 4 POLE | Steute Wireless |
| 2 | 2829917 | TERM BLOCKRelay | Phoenix Contact |
| 3 | 18831 | RELAY SOCKETRelay | Curtis Industries |
| 4 | RH4B-ULDC24V | RELAY PLUG-IN 4PDT 10A 24VDCGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Socketable | IDEC |
| 5 | 7-1393303-3 | V23134J0052D642Relay Coil | TE Connectivity Potter & Brumfield Relays |
| 6 | APAN3109 | RELAY PWR PCB SPST 5A 9VGeneral Purpose Relay SPST-NO (1 Form A) 9VDC Coil Through Hole | Panasonic Electric Works |
| 7 | RP420012 | RELAY GEN PURPOSE DPDT 8A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | 70GRCK4-DIN | I/O MOUNTING BOARD G5 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 9 | PB-4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Sensata-Crydom |