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About product and suppliers:
        Alibaba.com offers 7,940 j type thermocouple products. About 51% of these are temperature instruments, 9% are instrument parts & accessories. 

A wide variety of j type thermocouple options are available to you, such as temperature sensor, thermocouple thermometer, and temperature controller. You can also choose from industrial, household, and outdoor. As well as from free samples, paid samples. 

There are 7,928 j type thermocouple suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and India, which supply 98%, 1%, and 1% of j type thermocouple respectively. 

J type thermocouple products are most popular in North America, South America, and Western Europe. 

You can ensure product safety by selecting from certified suppliers, including 1,607 with ISO9001, 1,283 with Other, and 111 with ISO14001 certification.