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About product and suppliers:
        Alibaba.com offers 39,846 ptc heater products. About 21% of these are electric heaters, 3% are electric heater parts, and 3% are resistors. 

A wide variety of ptc heater options are available to you, such as thermal resistor, fixed resistor, and electric heater parts. You can also choose from ceramic composition, carbon composition, and metal oxide. As well as from surface mount, throught hole. And whether ptc heater is free samples, or paid samples. 

There are 39,772 ptc heater suppliers, mainly located in Asia. The top supplying countries are China (Mainland), South Korea, and Taiwan, which supply 98%, 1%, and 1% of ptc heater respectively. 

Ptc heater products are most popular in North America, Western Europe, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 13,273 with ISO9001, 4,145 with Other, and 2,200 with ISO14001 certification.