| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | AGQ20TA4HX | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | 910521 | RELAY SOCKET RS KU2 120VAC 1CHRelay Socket DIN Rail | Weidmuller |
| 3 | JRE200201 | QUICK MOUNT, 2 POLE WCRelay | Amphenol Pcd |
| 4 | JRS200311 | QUICK MOUNT, 2 POLE WCRelay | Amphenol Pcd |
| 5 | VCF4-1003 | CONN FOR QC VF4-2 VF4-5 RELAYSRelay Housing Wiring Harness | TE Connectivity Potter & Brumfield Relays |
| 6 | 2IO4B | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | TE Connectivity Potter & Brumfield Relays |
| 7 | 70RCK8-HL | I/O MOUNTING BOARD STANDARD 8POSI/O Module Rack 8 Channel | Grayhill Inc. |
| 8 | 2973041 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 9 | HS501DR | HEATSINK SSR 5.0DEG C/W DIN MNTHeat Sink Multiple Series | Sensata-Crydom |