مفتاح الضغط Siemens QPL25.050

Siemens QPL25.050 pressure switch is a reliable device for monitoring air and flue gas pressure in ventilation, air conditioning and burner equipment. The model is designed for use in automation and safety systems where precise pressure control and stable operation of engineering systems are required. Siemens QPL25.050 is used to monitor overpressure, vacuum and differential air pressure. The device ensures timely activation of the automation system when pressure parameters change, helping to prevent emergency situations and improve equipment operation safety. The pressure switch is widely used in boiler plants, ventilation systems, gas burners, smoke extraction and HVAC equipment. High switching accuracy and robust design ensure stable operation even under prolonged use. Advantages of Siemens QPL25.050: • Accurate air and flue gas pressure control • Reliable automation system activation • Suitable for ventilation and burner systems • High stability and durability • Easy installation and adjustment • Compatibility with Siemens equipment and HVAC systems • Resistance to industrial loads Specifications: • Device type: pressure switch • Model: Siemens QPL25.050 • Purpose: air and non-aggressive gas pressure control • Measured medium: air, flue and non-aggressive gases • Application: ventilation, boilers, burners, HVAC systems • Operating principle: differential/overpressure control • Mounting: wall-mounted / built-in • Compatibility: Siemens automation systems • Housing material: industrial thermostable plastic • Manufacturer: Siemens • Country of brand: Germany Siemens QPL25.050 pressure switch helps to