Category: Load Indicator
A 2 B Limit Switch

We are a trusted manufacturer and supplier of premium-quality A2B Limit Switches designed for reliable motion control and safety applications. These switches are widely used to control and limit movement in cranes, machine tools, elevators, and other industrial equipment. Manufactured using high-grade materials and advanced production techniques, our A2B Limit Switches undergo stringent quality checks to ensure dependable performance, durability, and long service life in demanding operating conditions.

Key Features

  • Durable construction
  • Compact design
  • Easy installation
  • Long service life
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    Robust Construction for Industrial Applications

    The A2B Limit Switch is built with a rugged die-cast metal housing to deliver reliable performance in demanding industrial environments. Its IP65 protection rating provides excellent resistance against dust and water ingress, ensuring dependable operation under tough working conditions. Designed for long-lasting durability and high mechanical life, this limit switch is ideal for continuous use in heavy-duty industrial applications.

    Precision and Fast Response

    The A2B Limit Switch is equipped with a high-precision roller plunger actuator and an SPDT snap-action switching mechanism, ensuring accurate, repeatable, and rapid position detection. Its mechanical operating system provides quick and reliable switching performance, improving automation efficiency while enhancing equipment safety and interlock functionality in industrial machinery.

    Product Details:

    • Max Height 46 mm
    • Features Durable, Compact, Simple operation, Long mechanical life
    • Automation Grade Manual
    • Power Supply No external power required
    • Equipment Type Limit Switch
    • Humidity ≤85% RH
    • Mounting Type Panel / Surface Mount

    A 2 B Limit Switch Product Specifications

    • 46 mm
    • Mechanical
    • Industrial Automation, Safety Interlock
    • 10A 250VAC / 0.3A 250VDC
    • Durable, Compact, Simple operation, Long mechanical life
    • Manual
    • No external power required
    • Limit Switch
    • 320 g
    • ≤85% RH
    • Panel / Surface Mount
    • Quick Response
    • SPDT Snap Action
    • 250V AC max
    • 50/60 Hz
    • Position sensing and limit control in machines
    • -25°C to +80°C
    • High repeat accuracy
    • Over 10,000,000 operations
    • 1NO+1NC
    • A 2 B
    • Grey and Blue
    • IP65
    • Approx. 1.2 N
    • IEC 60947-5-1
    • Die-cast metal

    FAQs of A 2 B Limit Switch:


    Q: How does the A 2 B Limit Switch function in industrial applications?
    A: The A 2 B Limit Switch operates mechanically using a roller type plunger actuator to detect and respond to position changes in machinery, enabling position sensing and limit control without the need for an external power supply.

    Q: What are the main benefits of using this limit switch in automation systems?
    A: Key benefits include high accuracy, quick response times, long mechanical life (over 10 million operations), durability in demanding environments, and straightforward mounting options. Its compact design also facilitates space-efficient integration.

    Q: When should I choose the A 2 B Limit Switch for my machine?
    A: This switch is ideal for applications demanding precise position sensing, high reliability, and robust performance, especially in scenarios where dust and water resistance, mechanical longevity, and rapid response are essential.

    Q: Where can this limit switch be installed?
    A: The A 2 B Limit Switch is suitable for both panel and surface mounting, making it versatile for installation across a wide range of machines and industrial setups.

    Q: What is the process for wiring and connecting this limit switch?
    A: Wiring is simplified with the PG13.5 cable entry, supporting the SPDT snap action contacts (1NO+1NC). Standard industrial wiring procedures in compliance with IEC 60947-5-1 should be followed, ensuring a secure electrical connection.

    Q: What safety and performance features does this switch offer?
    A: The switch is built with die-cast metal housing for durability, IP65 ingress protection for environmental resistance, and a manual control mode for safe operations. Its high repeat accuracy and rapid actuation support reliable safety interlock functions.

    Q: How can this product enhance machine automation?
    A: By providing fast, accurate, and dependable position sensing, the A 2 B Limit Switch enables improved automation, safety interlocking, and control efficiency in industrial machinery, contributing to consistent and optimized operations.