| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | PS-9VCB-SBC-U-GLOBAL | 100-240VAC/9VDC US/EU/UK/AU/CN P | Multi-Tech Systems Inc. |
| 2 | 2946719 | RELAY MODULE WITH PLUG-IN BASERelay Socket DIN Rail | Phoenix Contact |
| 3 | RS15 | RELAY SOCKET 15 PINRelay Socket Channel, Track | Curtis Industries |
| 4 | MKS3PI-5 DC24 | RELAY GEN PURPOSE 3PDT 10A 24VGeneral Purpose Relay 3PDT (3 Form C) 24VDC Coil Socketable | Omron Automation and Safety |
| 5 | KUHP-11DT1-12 | RELAY GEN PURPOSE DPDT 20A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 6 | 2903315 | RELAY GEN PURPOSE DPDT 10A 24VGeneral Purpose with Socket Relay DPDT (2 Form C) 24VDC Coil DIN Rail | Phoenix Contact |
| 7 | 70GRCK8-HS | I/O MOUNTING BOARD G5 8POSI/O Module Rack 8 Channel | Grayhill Inc. |
| 8 | P7TF-OS08 DC12V | RELAY BLOCK 8POS NPN OUTBASE 12VI/O Module Rack 8 Channel | Omron Automation and Safety |
| 9 | PB-16H | I/O MOUNTING BRD STANDARD 16POSI/O Module Rack 16 Channel | Sensata-Crydom |