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About product and suppliers:
        Alibaba.com offers 7,469 j type thermocouple products. About 55% of these are temperature instruments, 6% are electrical wires, and 1% are sensors. 

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. As well as from free samples, paid samples. 

There are 7,459 j type thermocouple suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and India, which supply 99%, 1%, and 1% of j type thermocouple respectively. 

J type thermocouple products are most popular in North America, South America, and Southeast Asia. 

You can ensure product safety by selecting from certified suppliers, including 1,384 with Other, 1,208 with ISO9001, and 74 with ISO14001 certification.