| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2-L-9V | RELAY TELECOM DPDT 1A 9VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 2 | G6A-274P-ST15-US-DC12 | RELAY GEN PURPOSE DPDT 2A 12VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 3 | G6SK-2F DC5 | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 4 | 185402-1 | MODULAR RELAY HOLDERRelay | TE Connectivity Potter & Brumfield Relays |
| 5 | 2967251 | 14MM PLC BASIC TERM BLOCK 12VRelay Socket DIN Rail | Phoenix Contact |
| 6 | 5-1415043-1 | SOCKET 2 POLE PCB PTRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | 70RCK4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 8 | ARJ20A12 | RELAY RF DPDT 300MA 12V | Panasonic Electric Works |
| 9 | PLC | SOCKET CLIP MK PCBClip, Hold Down PL08 and PL11 Sockets | Omron Automation and Safety |