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    Industrial Mechanical Pressure Switch, 30–200 Bar, NO/NC

    SKU: SUCH-PS-LF702
    $115.38
    ● Pressure range 30–200 bar ● Maximum operating pressure 450 bar ● Contact type NO/NC ● Body material Galvanized steel/Stainless steel
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    🚚 Free shipping
    🕒 Delivery date: 6-12 days
    🔁 30-day Returns
    Overview

    The SUCH mechanical pressure switch activates or deactivates an electrical circuit when the monitored pressure reaches a preset switching point. It offers selectable pressure ranges of 30–100 bar, 50–150 bar, and 100–200 bar, with normally open (NO) or normally closed (NC) contacts. Available with a galvanized steel or stainless steel body, it has a maximum operating pressure of 450 bar and a maximum safety pressure of 600 bar. It is suitable for pressure monitoring, equipment control, and alarm systems in industrial and automotive applications.

    Note: This mechanical pressure switch activates or deactivates electrical contacts when system pressure reaches a preset threshold.

    Feature

    • Select a pressure range of 30–100 bar, 50–150 bar, or 100–200 bar to match the required switching pressure.
    • Operate at pressures up to 450 bar, with a maximum safety pressure of 600 bar, subject to the product's specified operating conditions.
    • Choose normally open (NO) or normally closed (NC) contacts to suit the control circuit.
    • Select a galvanized steel or stainless steel body to meet application requirements.
    • Operate at temperatures from −40°C to +100°C, depending on the diaphragm material.
    • Add a top-exit or side-exit protective boot for IP54 or IP55 protection, respectively, when using terminals 1–2.

    Dimension (Unit:mm)

    Industrial mechanical pressure switch dimension

    Tip: For complete dimensional drawings of all configurations, please refer to the PDF datasheet.

    Specs
    Max Working Pressure 450 bar
    Maximum Burst Pressure 600 bar
    Max Voltage 42 V / 100 VAC max. (verify)
    Max Current 4 A
    Contact Material Silver-cadmium alloy; gold plating available
    Operating Temperature Range -40°C to +10°C (depending on diaphragm; verify)
    Body Material Zinc-plated steel / stainless steel
    Mechanical Life 10⁶ cycles
    Electrical Life 10⁵ cycles
    Protection Rating IP00 (Terminals 1–2); IP67 (Terminals 3–8); IP65 (Terminal 9)
    Upper Cover Protection Rating IP54 (Terminals 1–2)
    Side Cover Protection Rating IP55 (Terminals 1–2)
    Applicable Standard EN 60730-1
    Pollution Degree Normal (verify terminology)
    Weight Approx. 85 g

    PDF computingIndustrial Mechanical Pressure Switch User Manual

    Application
    Industrial mechanical pressure switch for water treatment

    Water Treatment

    Industrial mechanical pressure switch for hydraulic equipment

    Hydraulics

    Industrial mechanical pressure switch for petrochemical industry

    Petrochemicals

    FAQ
     ❯

    A mechanical pressure switch uses a pressure-responsive element and mechanical action to operate electrical contacts, while an electronic pressure switch uses an electronic sensing element and signal-processing circuitry. Mechanical models are often used for straightforward pressure-triggered control, whereas electronic models can offer digital settings, pressure displays, and additional signal outputs.

     ❯

    An industrial mechanical pressure switch may need replacement if it fails to switch at the expected pressure, produces inconsistent results, develops contact faults, or shows signs of diaphragm damage or leakage. Before replacement, check the wiring, pressure source, switching settings, and electrical load to rule out problems elsewhere in the system.

     ❯

    Yes. An industrial mechanical pressure switch can control pump operation by opening or closing an electrical circuit at a preset pressure. Compatibility depends on the switch's contact configuration, electrical rating, and switching logic, as well as the pump's starting current. A contactor may be required when the pump load exceeds the switch's rated capacity.

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