Air Pressure Switch, Water Pressure Switch, Differential Pressure Switch Manufacturer
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Qiangli Industrial Co., Ltd. is a manufacturer of air pressure switches, water pressure switches, differential pressure switches and pressure control devices with high performance and reliability. Our pressure switches have set the standards for accuracy, quality, and dependability in industry. Our Quality assurance programmed is frequently audited to have a periodic analysis of the system's effectiveness and to ensure that all is well on the quality front. We always welcome quality surveillance from our valued customers for further improvements.

Qiangli Industrial Co., Ltd. aparts from competition also has the followings features: composed of advanced technology, precision equipment, and perfect testing ways, to meet custom requirements. In pneumatics, HVAC, food & beverage processing, packaging systems, hydraulics, household appliance, industrial automation, we can always provide clients with accurate and dependable pressure control devices. We have well experience staffs, hard working and skillful who formed a very strong team work that led the progress of the company.

    1. PA01 3-Phase Air Pressure Switch
    2. PA01 3-Phase Air Pressure Switch The 3-Phase Pressure Switches are used to regulate the tank pressure between two preset values on 3 phase electrically driven air compressors. The 3-Phase pressure switches are available with an unloader valve, which prevents compressors from starting under load, and it is available with an On-Off knob for manual...
    1. PA02 High Air Pressure Switch
    2. PA02 High Air Pressure Switch The rugged high air pressure switch (15-250 PSI) is designed for the demanding requirements of lager, heavy duty commercial air compressors (up to 250 PSI). The sturdy painted steel case and cover resists the harsh conditions encountered in industrial applications. The high air pressure switch is also available ...
    1. PA03 Air Pressure Switch
    2. PA03 Air Pressure Switch The air pressure switch (25-175 PSI) is used to regulate the tank pressure between two preset values on small (up to 175psi) electrically driven air compressors. The air pressure switch is available with an unloader valve, which prevents compressors from starting under load, and an auto-off disconnect ...
    1. PL02 Pressure Switch (5-1000 mbar)
    2. PL02 Pressure Switch (5-1000 mbar) The pressure switch is designed as an economical interface between pressure systems and Printed Circuit Boards. This Pressure switch can be used as a gauge or differential pressure switch with almost no hysteresis. It is applied to detection both positive and negative pressure. Features of this ...
    1. HP-1 Pressure Switch
    2. HP-1 Pressure Switch The pressure switch is designed for control pressure with higher current capacity. It is widely used in steam cleaner, steam sadiron and other pressure control system. The pressure switch provides SPST or SPDT contact form and switch dead band...
    1. HS-1 Air Switch (20-1000 mbar)
    2. HS-1 Air Switch (20-1000 mbar) The air switch can be used together with air button for remote control purpose. It is widely used in food waste disposer, pumps for swimming pools and spas, hot tubs, sanitary equipment, out door machines, medical equipment etc. As a remote control switch, it is small enough to fix in the control box of the engine ...
    1. HS-2 Air Switch (20-800 mbar)
    2. HS-2 Air Switch (20-800 mbar) The air switch utilizes two high-quality miniature snap-action switches with higher current capacity, SPST or SPDT contact form and switch dead bands. The switch is diaphragm operated. Diaphragm material can be selected according to the operating medium, temperature range and other parameters. ...