Q Series PLC Expansion Board — QA1S65B / QA1S33B Compatible

Expansion board for Q Series programmable logic controllers, compatible with QA1S65B and QA1S33B models. Designed as a direct-fit add-on to extend the capabilities of Q Series PLC units, this board serves as a suitable replacement or spare part for systems using QA1S65B or QA1S33B controllers.