• Single Phase
  • Thermal Overload Protector (TOP)
  • Switches

Krishna 6API automotive motor protector switches are developed for wide temperature and current range application which provides consistent performance and good reliability. It works as a sensitive power cut out to protect broad range of applications. The oprating principle is simple and effective. The protector works on basis of current passing through it and heat received from ambient temperature. The electric circuit breaks open when disc temperature reaches to specified preset temperature and it resets automatically when device cools down to specified safe temperature.

Key Features

  • Inbuilt heater to provide better current sensitivity
  • Available with variety of terminal configuration for easy mounting and handing
  • Miniature in Size
  • Customised coding and colour of coding tape can be provided
  • Positive snap action disc for contact breaks & make
  • Auto reset type
  • Wide range of current temperature setting for maximum design flexibility
  • Temperature setting as per customer specification
  • Opening (cut off) temperature is constant within ± 5° C
  • Wide selection of lead wire and insulting sleeves
  • Cadmium free contact


Krishna 6API (TOP) switches are used to provide safety to wide range of automotive application with various temperature and current.

Some typical applications are:

  • Window Lift Motor
  • Adjuster Motor
  • Wiper Motor
  • Door Locks
  • And Various Applications