Pushbutton

KM Series
Subminiature Pushbutton Switches

Pushbutton KM product image

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

Innovative alarm system, detector switch and computing equipment developers turn to C&K’s KM series of subminiature pushbutton switches when they need a switch that is reliable, long-lasting and compliant with RoHS. Built with a reliable contact design, the KM series are available with pretravel and overtravel options.

Features and Benefits

  • Available with pretravel and overtravel
  • Reliable contact design

Typical Applications

  • Detector switch application
  • Alarm systems
  • Computers

Specifications

  • Contact Rating:

    Silver contact material (KM11, KM12 Models): 0.25 A @ 125 V AC or DC (UL)

  • Contact Resistance:

    Below 30 milliohms typ. initial @ 2-4 V DC, 100 mA, for both silver and gold plated contacts

  • Electrical Life:

    10,000 actuations min. at full load

  • Dielectric Strength:

    1,000 Vrms min. @ sea level

  • Insulation Resistance:

    10⁹ ohms min.

  • Operating Temperature:

    –30ºC to 85ºC

  • Certifications:

    models available