| # | 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 | D3204 | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | G5V-2-DC5 | RELAY GENERAL PURPOSE DPDT 2A 5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 4 | RSE112036-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 5 | RSE500503 | SMITHS, WC, NO HWRelay | Amphenol Pcd |
| 6 | PYF14S | SOCKET SCREWLESS 4P FOR MY2/4SERRelay Socket DIN Rail | Omron Automation and Safety |
| 7 | 2906224 | RELAY GEN PURPOSE SPDT 11A 12VGeneral Purpose with Socket Relay SPDT (1 Form C) 12VDC Coil DIN Rail | Phoenix Contact |
| 8 | 70GRCK8-HL | I/O MOUNTING BOARD G5 8POSI/O Module Rack 8 Channel | Grayhill Inc. |
| 9 | 2972851 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |