| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | AGQ21T4H | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 2 | ZRLS12NA | DIN RAIL RLY SCKT 12/24VAC/DCRelay | Carlo Gavazzi Inc. |
| 3 | 27E128 | R10 RELAY SOCKETS-TERMINALSRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | MY4ZN AC110/120 (S) | RELAY GEN PURPOSE 4PDT 3A 120VGeneral Purpose Relay 4PDT (4 Form C) 120VAC Coil Socketable | Omron Automation and Safety |
| 5 | SP4-DC12V | RELAY GEN PURPOSE 4PDT 10A 12VGeneral Purpose Relay 4PDT (4 Form C) 12VDC Coil Socketable | Panasonic Electric Works |
| 6 | 70MRCK24-DIN | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 7 | 2911-12-321 | RELAY RF SPDT 250MA 12V | Coto Technology |
| 8 | 2972819 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 9 | IDC5 | INPUT MODULE DC 34MA 5VDCDC Input Module Output Module 16mA 5VDC Output 3.3 ~ 32VDC (24VDC Nom) Supply | Sensata-Crydom |