| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | SP4-PS | SOCKET PCB FOR SP4 RELAYSRelay Socket Through Hole | Panasonic Electric Works |
| 2 | CR0067 | CONNECTOR BLOCKSRelay | TE Connectivity AMP Connectors |
| 3 | JRS500201 | QUICK MOUNT, 5 POLE WCRelay | Amphenol Pcd |
| 4 | HC3-PS-K | SOCKET PCB W/CLIP FOR HC3 RELAYRelay Socket Through Hole | Panasonic Electric Works |
| 5 | MY4H-US DC12 | RELAY GEN PURPOSE 4PDT 3A 12VGeneral Purpose Relay 4PDT (4 Form C) 12VDC Coil Socketable | Omron Automation and Safety |
| 6 | 5-1393238-6 | RTD1L012Relay Coil | TE Connectivity Potter & Brumfield Relays |
| 7 | KHAU-17D11-12 | RELAY GEN PURPOSE 4PDT 3A 12VGeneral Purpose Relay 4PDT (4 Form C) 12VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 8 | 2IO4B | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | TE Connectivity Potter & Brumfield Relays |
| 9 | 2972851 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |