| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2820990 | CONN TERM BLOCKRelay | Phoenix Contact |
| 2 | 2777056 | CONN TERM BLK 4POS DIN RAIL MTRelay | Phoenix Contact |
| 3 | 2900451 | TERM BLOCKRelay Socket DIN Rail | Phoenix Contact |
| 4 | ADJH23012 | RELAY GEN PURPOSE SPST 50A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | Panasonic Electric Works |
| 5 | ADY10012 | RELAY GEN PURPOSE SPST 10A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | Panasonic Electric Works |
| 6 | 70MRCK24-EC | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 7 | 2971344 | I/O MOUNTING BOARD 4POSI/O Module Rack 4 Channel | Phoenix Contact |
| 8 | 1462050-4 | RELAY RF SPDT 2A 12V | TE Connectivity Potter & Brumfield Relays |
| 9 | PB-8-V | I/O MOUNTING BOARD STANDARD 8POSI/O Module Rack 8 Channel | Sensata-Crydom |