| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 18821 | RELAY SOCKET ROUND OCTALRelay | Curtis Industries |
| 2 | 8-1415035-1 | SOCKET 3.5MM W/SCREW TERM DINRelay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 3 | 7-1415043-1 | SOCKET 8PIN SOLDER TERMRelay Socket Panel Mount | TE Connectivity Potter & Brumfield Relays |
| 4 | 27E126 | R10 RELAY SOCKETS-TERMINALSRelay Socket Panel Mount | TE Connectivity Potter & Brumfield Relays |
| 5 | RT4S4R24 | RELAY GEN PURPOSE DPDT 8A 24VGeneral Purpose with Socket Relay DPDT (2 Form C) 24VAC Coil DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 6 | PB-4H | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 7 | 2974299 | MOD VARIOFACE 16 PLUG-INI/O Module Rack 16 Channel | Phoenix Contact |
| 8 | C4IAC | INPUT MODULE AC 14MA 4.5-30VDCAC Input Module Output Module 25mA 4.5 ~ 30VDC Output 90 ~ 140VAC (120VAC Nom) Supply | Sensata-Crydom |
| 9 | 70-IDC5B | INPUT MODULE DC 18MA 5VDCDC Input Module Output Module 18mA 5VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |