| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | P7S-B | P7S-BRelay | Omron Automation and Safety |
| 2 | 5521322 | FLKM4-I/O-G4Relay Socket DIN Rail | Phoenix Contact |
| 3 | 2820149 | BASIC TERMINATION BLOCKS 4POSRelay Socket DIN Rail | Phoenix Contact |
| 4 | 1-1414469-0 | V23134J0052X461Relay Coil | TE Connectivity Potter & Brumfield Relays |
| 5 | 2900290 | RELAY GEN PURPOSE SPDT 10A 12VGeneral Purpose with Socket Relay SPDT (1 Form C) 12VDC Coil DIN Rail | Phoenix Contact |
| 6 | ALFG1PF24 | RELAY GEN PURPOSE SPST 25A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | Panasonic Electric Works |
| 7 | 70RCK4 | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 8 | 70RCK24-HL | I/O MOUNTING BRD STANDARD 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 9 | PB-16C4H | I/O MOUNTING BOARD C4 16POSI/O Module Rack 16 Channel | Sensata-Crydom |