مفتاح الضغط التفاضلي dri 70 De Dietrich 300020108

The differential pressure switch dri 70 is a precision device used to monitor pressure differences in heating and burner systems. It plays a key role in ensuring safe and efficient operation by detecting changes in air or gas flow. Commonly found in boiler and burner setups, this switch helps control combustion and ventilation. Whether you are servicing a gas burner or troubleshooting a boiler, the dri 70 offers reliable performance for pressure sensing applications.