Ksc30 Series
Sealed Tact Switch for SMT

Tactile KSC3 product image

Image shown represents the product series and may not indicate the actual part number

C&K’s KSC3 series sealed tact switches for SMT are designed for small applications and products. Their positive adaptable tactile feeling is perfect for industrial, automotive and consumer applications, such as mobile phones and car door handles. KSC3 switches are IP67 rated, 3.5mm high hard actuator tactile switches.

Features and Benefits

  • Positive adaptable tactile feeling
  • hard actuator 3,5mm high
  • IP67

Typical Applications

  • Industrial electronics
  • Consumer products
  • Automotive


  • Operating Temperature:

    -40°C to 85°C (125°C for gold version)

  • Electrical Life:

    between 100,000 and 300,000 cycles

  • Contact Rating:

    10mA (Gold); 50mA (Silver)

  • Contact Resistance:

    < 100 milliohms

  • Insulation Resistance:

    > 10 megohms

  • Dielectric Strength:

    > 250 Vrms

  • Solderability:

    Depending on the application, this component is suited to the following methods: Terminals being silver or gold plated over a nickel barrier, the use of slightly activated flux is suitable, Soldering on double wave machine for vertical versions: soldering time < 5 sec, Cleaning according to typical washing processes, Infrared Reflow Soldering in accordance with IEC 61760-1.


  • Most Common:


  • Current Rating:

    50mA @ 32VDC

  • Circuit:


  • Mounting Type:

    Surface Mount

  • Sealing:

    Sealed - IP67

  • Illumination:


  • Switch Function:


  • Electrical Life Cycles:


  • Actuator Type:


  • Actuator Height off PCB, from Pins:


  • Actuator Orientation:

    Top Actuated

  • Termination Style:

    Gull Wing

  • Footprint:

    6.20mm x 6.20mm

  • Illumination Voltage (Nominal):

  • Illumination Type, Color:

  • Operating Force:


  • Additional Features:

  • Packaging:

    Tape & Reel