| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | G6J-2FL-Y-TR DC4.5 | RELAY TELECOM DPDT 1A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 2 | TXS2SA-L2-4.5V | RELAY GEN PURPOSE DPDT 1A 4.5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | G6A-274P-ST40-US-DC5 | RELAY GENERAL PURPOSE DPDT 2A 5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 4 | HC2-WS-K | SOCKET WIRE WRAP/CLIP HC2 RELAYRelay Socket Panel Mount | Panasonic Electric Works |
| 5 | G6D-1A-ASI-NPDC21 | RELAY GEN PURPOSE SPST 5A 21VGeneral Purpose Relay SPST-NO (1 Form A) 21VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 6 | 70GRCK4 | I/O MOUNTING BOARD G5 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 7 | 70GRCK4R | I/O MOUNTING BOARD G5 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 8 | P7TF-OS16 DC12V | RELAY BLOCK 16POS NPN OUT 12VDCI/O Module Rack 16 Channel | Omron Automation and Safety |
| 9 | 2976721 | I/O MOUNTING BOARD 16POSI/O Module Rack 16 Channel | Phoenix Contact |