Siemens مفتاح الضغط QPL 15.500 B

Pressure switch Siemens QPL 15.500 B is used for pressure control in heating and gas supply systems. This device provides reliable switching of electrical circuits when a set pressure threshold is reached. It is used in boiler plants and burners for process automation and equipment protection. The QPL 15.500 B model features high accuracy and stability. Suitable for replacing failed switches in industrial and domestic systems.