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About product and suppliers:
        Alibaba.com offers 706 duplex thermocouple products. About 77% of these are temperature instruments, 1% are electrical wires, and 1% are sensors. 

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

There are 706 duplex thermocouple suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of duplex thermocouple respectively. 

Duplex thermocouple products are most popular in North America, Western Europe, and Eastern Europe. 

You can ensure product safety by selecting from certified suppliers, including 181 with ISO9001, 74 with ISO/TS16949, and 69 with Other certification.