Platinum rhodium hannu thermocouple kuma aka sani da tsayayya high zafi daraja karfe thermocouple, raba a cikin nau'ikan uku: S nau'in thermocouple (Platinum rhodium 10-Platinum thermocouple), R nau'in thermocouple (Platinum rhodium 13-Platinum thermocouple), B nau'in thermocouple (Platinum rhodium 30-Platinum rhodium 6 thermocouple), yafi rarraba zuwa guda platinum rhodium da biyu platinum rhodium, dacewa da daban-daban high zafi lokuta, yadu ake amfani da su a cikin aluminum masana'antu, karfe, gilashi, yumbu da masana'antu gishiri wanka da sauran samar da yanayin zafi. Daga cikinsu, nau'in S thermocouple shine nau'in da ake amfani da shi a masana'antar gida * a halin yanzu. Saboda ma'aunin zafin jiki mafi girma, babban bakin karfe kariya bututun juriya high zafin jiki kawai zai iya zuwa 1000 digiri, juriya bakin karfe kariya bututun fiye da 1000 digiri farashin tsada, don haka sau da yawa amfani da corundum yumbu kariya bututun, tsabta high corundum bututun iya juriya high zafin jiki har zuwa 1600 digiri, hannu iri mafi sauki da amfani da daban-daban masana'antu.