| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2SA-L-4.5V | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | TX2-4.5V | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 3 | 2900282 | PLC-BPT- 12DC/21-21Relay | Phoenix Contact |
| 4 | 2833602 | RELAY SOCK 8OCTAL DPDT DIN RAILRelay Socket DIN Rail | Phoenix Contact |
| 5 | PTF11PC | RELAY SOCKET DIN RAIL MJNRelay Socket DIN Rail | Omron Automation and Safety |
| 6 | LY2N-AC24 | RELAY GEN PURPOSE DPDT 10A 24VGeneral Purpose Relay DPDT (2 Form C) 24VAC Coil Socketable | Omron Automation and Safety |
| 7 | 70MRCK24-RL | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 8 | PB-4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 9 | 70G-ODC24B | OUTPUT MODULE DC G5 9MA 24VDCDC Output Module Output Module 0.02 ~ 3.5A 3 ~ 60VDC Output 24VDC (18 ~ 32VDC) Supply | Grayhill Inc. |