| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2972673 | INTERFACE MODULE W PLUG-IN SKTRelay Socket DIN Rail | Phoenix Contact |
| 2 | 9402-05-20 | RELAY RF SPST 500MA 5V | Coto Technology |
| 3 | 70LRCK16-48WP | I/O MOUNTING BRD OPENLINE 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 4 | RHS301 | SSR HEATSINK 0.82 DEG C/WHeat Sink Multiple Series | Carlo Gavazzi Inc. |
| 5 | G6KU-2F-RF DC6 | RELAY RF DPDT 1A 6V | Omron Electronics Inc-EMC Div |
| 6 | RGC2A60D40KGE | RELAY SSR 32VDC IN 600V 40A | Carlo Gavazzi Inc. |
| 7 | ARX1206 | RELAY RF SPDT 500MA 6V | Panasonic Electric Works |
| 8 | DR2260D30VR | RELAY SSR 600V 30A DIN RAIL | Sensata-Crydom |
| 9 | ATC18011 | FRONT PANEL COVER, BLACK FOR PM4 | Panasonic Industrial Automation Sales |