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SIEMENS pressure switch QPL25.500B

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SIEMENS pressure switch QPL25.500B QPL25.500B is a compact pressure monitoring device specially designed for combustion equipment, mainly used for pressure control and safety protection of gas systems. QPL25.500B is suitable for gases in gas 1, 2, and 3 and other neutral gaseous media. Typical application scenarios include industrial burners, boilers, heating equipment, etc., and are used to monitor gas pressure in real time to ensure stable operation of the system. Pressure range: adjustable range is 100-500mbar. The protection level is IP54, which can be dust-proof and splash-proof. Electrical: Supports AC 250V or DC 250V operating voltage, rated current AC 6A/DC 1A. Core functions: pressure monitoring and control, overvoltage protection, anti-interference design, ease of use and maintenance, compatibility and application.

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Shipping If the order is not very large, we can send it to you by courier, such as TNT, DHL, UPS or EMS. If the order quantity is large, we will suggest you to use air or sea freight through your appointed freight forwarder. Our long-term cooperative agents are also available.

Related FAQ


Q1.Are you a factory or trading company?


A1: We are the original manufacturer.

Q2: ls there any stock?


A2: Most of our products have stocks.

Q3: How about the Shipping method?


A3: DHL/UPS/TNT/Fedex and other express for samples delivery, mass production will be sendby sea or by train.

Q4: How many years warranty?


A4: Our products are high quality and durable, our warranty are one year normally

Q5: How to choose suitble bumner for myself?


A5: Usually according to combustion output capacity. You can provide relevent parameters ofcombustion output such as :104xkcal/h, kw/h,kg/h,then we will recommend the model which is themost suitable for you, as the combustion output you provide.

Q6:How about samples ?


A6: We are willing to offer samples.