OEM KFC Tactile Switch k1-01-3 Manufacturer, Factories

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OEM KFC Tactile Switch k1-01-3 Manufacturer, Factories

KFC tactile switch has a beautiful appearance and small size; The contact area adopts a plastic wrapped design, which can prevent tin oil from penetrating during welding; There is a fixed bracket type that can be directly inserted into the PCB board; The grounding type is conducive to electrostatic discharge; Long life design, good tactile sensation, and multiple button options. With the advancement of technology, KFC tactile switches have also added waterproof, dustproof and other functions more durable.

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Product Description

Technical Parameters

Parameter Specification	Value Details
Rated voltage, current	50mA 12V DC
Insulated resistance	≥100M
Contact resistance	≤100mΩ
Dielectric strength	≥250VAC/1min
Endurance	≥100000 cycles
Ambient temperature	-20℃~70℃
Action force	250±50gf

Product Overview & Applications

Description

The Tactile Switch, as a key component for human-machine interaction in electronic devices, is manufactured using precision stamping technology. This series of products complies with the IEC61058 international standard and has an electrical load capacity of 12V DC/50mA. The triggering stroke is 0.25 ± 0.1mm, and three operating forces of 100gf/160gf/260gf are available for selection.

Technical Principles & Structural Innovation

The tactile switch achieves circuit on/off through instantaneous contact of metal spring pieces, and its core structure includes:

• Contact system: using 0.1mm thick gold-plated phosphor copper spring, contact resistance < 50mΩ

• Sealing design: silicone gasket + metal shell secondary packaging, achieving IP67 protection level

• Mechanical calibration: 160 ± 20Gf standard operating force, 0.3mm stroke accuracy ± 0.05mm

The latest developed piezoelectric switch (Piezo Switch) does not require physical contact and generates signals through the deformation of piezoelectric ceramics, with a lifespan exceeding 10 million cycles.

Cross Industry Application Empirical Research

In the field of consumer electronics:

• A certain brand of TWS earphones adopts a 1.6 × 1.6mm micro switch, achieving a lifespan of 2 million presses

• The directional key module of the game controller integrates a 4-way switch, with a response time of less than 5ms

Industrial Automation Scenarios

• The PLC control panel switch group has passed IEC 61058 certification and can withstand a temperature difference of -40~85 ℃

• AGV car limit switch error range ± 0.1mm

Medical equipment breakthrough:

• The insulin pump control switch has passed ISO 13485 certification, with a colony count of < 5CFU/cm²

• Surgical robot tactile feedback switch delay < 1ms

Future Technological Evolution Route

• Material Revolution: Graphene Contacts Reduce Contact Resistance to 15mΩ

• Energy Innovation: Self generating switch generates 0.5mJ of electricity with a single press

• Intelligent interaction: programmable force curve (50-300gf custom adjustment)

Frequently Asked Questions (FAQ)

What is the rated voltage and current for these tactile switches?

The tactile switch series has an electrical load rating of 50mA 12V DC, which makes them highly efficient for key components requiring human-machine interface interaction.

What international standards and safety certifications do these switches comply with?

Our standard tactile switches comply with the IEC61058 international standard. Additionally, specialized medical applications such as insulin pump switches comply with ISO 13485 requirements.

What choices of operating forces are available for the tactile switch?

Depending on application preferences, users can select from three main operating forces: 100gf, 160gf, and 260gf. The switch features a precise triggering stroke of 0.25 ± 0.1mm.

Can these switches survive harsh industrial or outdoor environments?

Yes. With a secondary packaging design incorporating a silicone gasket and a metal shell, they achieve an IP67 protection rating. The switches can withstand ambient operating temperatures from -20°C up to 70°C, and industrial automation versions tolerate extremes from -40°C to 85°C.

What is a piezoelectric switch and how does it improve switch lifespan?

Piezoelectric switches (Piezo Switches) achieve electrical pathways without physical contact. They work by detecting the deformation of piezoelectric ceramics when pressed, significantly reducing mechanical wear and boosting service life to over 10 million cycles.

What are the future development trends for tactile switches?

Future development is focused on material revolutions such as utilizing graphene contacts to lower contact resistance below 15mΩ, energy-harvesting technologies generating 0.5mJ per press, and advanced interfaces with customizable, programmable tactile force curves (50-300gf).