| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | SP4-PS | SOCKET PCB FOR SP4 RELAYSRelay Socket Through Hole | Panasonic Electric Works |
| 2 | RSE116681 | LOW PROFILE, 4 POLE/10 AMP, WCRelay | Amphenol Pcd |
| 3 | JRS200311 | QUICK MOUNT, 2 POLE WCRelay | Amphenol Pcd |
| 4 | NC4D-DC24V | RELAY GEN PURPOSE 4PDT 5A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Socketable | Panasonic Electric Works |
| 5 | MJN2CE-DC24 | RELAY GEN PURPOSE DPDT 20A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Chassis Mount | Omron Automation and Safety |
| 6 | PB-4C4 | I/O MOUNTING BOARD C4 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 7 | 2911-12-321 | RELAY RF SPDT 250MA 12V | Coto Technology |
| 8 | ARE1312 | RELAY RF SPDT 500MA 12V | Panasonic Electric Works |
| 9 | 70MRCK8-HS | I/O MOUNTING BOARD MINI 8POSI/O Module Rack 8 Channel | Grayhill Inc. |