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Micro Switch
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Micro Limit Switch

FEATURE

 ‧ 12.80mm*6.50mm 

‧ Vertical DIP 

‧ Reflow soldering 

 APPLICATIONS

 ‧ Mainly used in the three-dimensional design of mobile phones, CD players, wireless phones, MP3 players, digital laptops, DVDs, digital cameras, etc...

Product Details

Micro Limit Switch KW12-E – High Precision Control Solution for Industrial Applications

Product Description

The micro limit switch KW12-E is a highly reliable switching component designed for precise position detection, safety control, and electrical circuit protection in a wide range of applications. As a professional-grade Micro Limit Switch, it adopts a snap-action mechanism that ensures fast response, accurate switching, and long operational life.

Engineered with durable housing materials and precision internal contacts, this Limit Switch delivers stable performance even under frequent mechanical operation. Its compact structure makes it ideal for space-constrained systems while maintaining excellent electrical and mechanical reliability.

As a versatile Mini Limit Switch, the KW12-E is widely used in automation equipment, household appliances, automotive systems, and industrial machinery where accurate control signals are required.



Product nameMicro Switch
model numberKW12-E
Rated voltage250V AC 125V AC
Rated current3A250V 5A125V
Rated frequency50Hz
Contact resistance30mΩ Max.
Insulation resistance2MΩ min 500VDC
Dielectric strengthAC 1800V/min 50Hz
Ambient temperature25T85
Life5000 times



Key Features

Precision Snap-Action Design

This Electrical Limit Switch uses a fast-acting mechanism that ensures immediate switching response with minimal delay, improving system accuracy and safety.

High Electrical Performance

With rated voltage options of 125V/250V AC and stable current handling capacity, this switch ensures reliable performance in both signal-level and power-level circuits.

Durable Mechanical Structure

As a robust Mechanical Limit Switch, it is designed to withstand frequent operation cycles with a service life of up to 5,000 switching operations.

Flexible Terminal and Actuator Options

The switch supports multiple installation configurations, including PCB terminals, solder terminals, and quick-connect terminals, making integration easy in different systems.

Compact and Space-Saving Design

Its miniature structure allows it to function as a Mini Limit Switch suitable for compact electronic devices and precision equipment.


Advantages

High Reliability in Industrial Environments

This Industrial Limit Switch is engineered to operate reliably in harsh conditions, including vibration, temperature variation, and continuous mechanical stress.

Strong Electrical Safety Performance

Low contact resistance and high insulation resistance ensure stable current flow and reduce risk of electrical failure.

Versatile Application Compatibility

The switch is suitable for both industrial automation systems and consumer electronic devices, offering wide adaptability.

Cost-Effective Durability

With long mechanical life and stable performance, it reduces maintenance costs and replacement frequency.

Certified Quality Assurance

The product complies with international standards such as UL, TUV, CUL, and CQC, ensuring safe and reliable usage across global markets.




Product Specification

Limit switch micro's terminal and press shank

1726714426495890





Product Application

The KW12-E Electrical Limit Switch is widely used in multiple industries where precise motion detection and control are required.

Industrial Automation

  • CNC machinery

  • Robotics systems

  • Conveyor systems

  • Safety interlock mechanisms

Automotive Systems

  • Door position detection

  • Seat adjustment systems

  • Window control systems

  • Dashboard mechanisms

Household Appliances

  • Washing machines

  • Microwave ovens

  • Air conditioners

  • Smart home devices

Consumer Electronics

  • Smart toys

  • Remote control systems

  • Office equipment

  • Compact electronic devices

Mechanical Equipment

As a Mechanical Limit Switch, it is also used in equipment requiring precise mechanical position feedback and control.



FAQ

What is a Micro Limit Switch?

A Micro Limit Switch is a compact switching device used to detect position or movement and control electrical circuits with high precision and reliability.

What is the difference between a Mini Limit Switch and a standard switch?

A Mini Limit Switch is smaller in size, designed for compact installations while maintaining the same high performance and durability as standard limit switches.

Where is this Limit Switch commonly used?

This Limit Switch is widely used in industrial automation, household appliances, automotive systems, and mechanical equipment for position detection and safety control.

Is this Electrical Limit Switch suitable for industrial use?

Yes, this Electrical Limit Switch is designed for industrial environments and offers strong durability, high electrical performance, and long service life.

How long is the service life of this Mechanical Limit Switch?

The Mechanical Limit Switch supports up to 5,000 operating cycles, ensuring long-term stable performance in repeated switching applications.


Why Choose Our Micro Limit Switch?

  • ✔ High durability with over 5,000 actuation cycles

  • ✔ Compatible with both 125V and 250V AC systems

  • ✔ Designed for quick installation and secure connections

  • ✔ Operates reliably under wide temperature ranges

  • ✔ Complies with global safety and environmental standards

  • ✔ Perfect fit for compact control systems and safety mechanisms

Product Variants

Our micro limit switches come in multiple configurations, allowing you to select:

  • Stroke length (short or extended)

  • Actuator type (push button, roller lever, etc.)

  • Terminal layout (PCB, solder, quick-connect)

  • Mounting options for flexible integration

DIMENSIONS

1723453536986093

1723453570633401

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+86 13418217372

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Rixing Industrial Zone,Tangxia Town, Dongguan City, Guangdong Province, China

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