| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2SA-L-5V-Z | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | AGQ210S4H | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | RSL116051 | EXTENDED HEIGHT, 4 POLE/10 AMP,Relay | Amphenol Pcd |
| 4 | 2820136 | TERM BLOCK 3POSRelay Socket DIN Rail | Phoenix Contact |
| 5 | 2271390 | PLUG-IN BASE STD I/O MODULESRelay Socket Through Hole | Phoenix Contact |
| 6 | 70MRCK24-DIN | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 7 | 9814-05-00 | RELAY RF SPST 250MA 5V | Coto Technology |
| 8 | PB-24SM-B | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Sensata-Crydom |
| 9 | 70MRCK8-HS | I/O MOUNTING BOARD MINI 8POSI/O Module Rack 8 Channel | Grayhill Inc. |