| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2903368 | RELAY GEN PURPOSE SPDT 50MA 24VGeneral Purpose with Socket Relay SPDT (1 Form C) DIN Rail | Phoenix Contact |
| 2 | AGQ20T4H | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 3 | G5V-2-H-DC5 | RELAY GENERAL PURPOSE DPDT 2A 5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 4 | JRE400110 | QUICK MOUNT, 4 POLERelay | Amphenol Pcd |
| 5 | NC4-L2PS | SOCKET PCB FOR SLIM NC4D-L2Relay Socket Through Hole | Panasonic Electric Works |
| 6 | PRD-7DY0-12 | RELAY GEN PURPOSE DPST 25A 12VGeneral Purpose Relay DPST-NO (2 Form A) 12VDC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 7 | MKS2PI-2 DC12 | RELAY GEN PURPOSE DPDT 10A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Socketable | Omron Automation and Safety |
| 8 | 70RCK4 | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 9 | 2972851 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |