K-ubwoko bwa thermocouple hamwe nubushyuhe bwo hejuru buringaniye ni sensor yo hejuru-ikoreshwa mugupima ubushyuhe. Ikoresha K-ubwoko bwa thermocouples nkibice byubushyuhe kandi birashobora gupima ubushyuhe bwibitangazamakuru bitandukanye, nka gaze, amazi, hamwe na solide, binyuze muburyo bwo guhuza hamwe nubushyuhe bwo hejuru bwo hejuru.