SZ Pressure relief stoppers. Air permeability up to 120ltr/hr with a pressure difference of 70mbar Connection thread M12x1.5 for fitting in wall thicknesses up to 4mm, Polyamide, RAL 9005, IP68, IP66, IP69K, Especially when enclosures are exposed to changing climatic conditions (e.g. with outdoor siting), condensation may form in sealed enclosures due to pressure differences. The integral sealing membrane largely prevents such pressure differences and hence condensation additionally, it also prevents the ingress of moisture from the outside. Installed in vertical surfaces to protect against dirt, supply includes lock nut, Pack x5.
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