16-slot rack backplane for Modicon Quantum PLC CPU and I/O module installation ...

Corrosion-protected 10-slot backplane for Modicon Quantum local/distributed I/O modules, suitable for harsh industrial environments ...

10-slot rack backplane for Quantum PLC ...

Anti-corrosion 6-slot backplane for Quantum PLC ...

6-slot backplane for Quantum PLC rack ...

Corrosion resistant 4-slot Quantum PLC backplane ...