| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | PT78704 | SOCKET RELAY 4P DIN RAIL PT SERRelay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 2 | RS4 | RELAY SOCKET 16 PINRelay Socket Channel, Track | Curtis Industries |
| 3 | 4-1904045-6 | V23333Z0001B046-EV-441Relay | TE Connectivity Potter & Brumfield Relays |
| 4 | NC4EBD-DC24V | RELAY GEN PURPOSE 4PDT 5A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Socketable | Panasonic Electric Works |
| 5 | NC2D-DC12V | RELAY GEN PURPOSE DPDT 5A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Socketable | Panasonic Electric Works |
| 6 | G7L-2A-X-L DC24 | RELAY PWR DPST 20A 24VDCGeneral Purpose Relay DPST-NO (2 Form A) 24VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 7 | G7L-2A-T-J-CB-DC24 | RELAY GEN PURPOSE DPST 25A 24VGeneral Purpose Relay DPST-NO (2 Form A) 24VDC Coil Chassis Mount | Omron Electronics Inc-EMC Div |
| 8 | 2IO16B | I/O MOUNTING BRD STANDARD 16POSI/O Module Rack 16 Channel | TE Connectivity Potter & Brumfield Relays |
| 9 | 2973041 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |