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About product and suppliers:
        Alibaba.com offers 9,216 4-wire touch panel products. About 55% of these are touch screen monitors, 17% are lcd modules. 

A wide variety of 4-wire touch panel options are available to you, such as d-sub, dvi. You can also choose from 19", 15", and 12". As well as from 1024 x 768, 1280 x 1024. And whether 4-wire touch panel is free samples, or paid samples. 

There are 9,227 4-wire touch panel suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and Hong Kong, which supply 98%, 1%, and 1% of 4-wire touch panel respectively. 

-wire touch panel products are most popular in North America, Western Europe, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 3,030 with ISO9001, 504 with ISO/TS16949, and 429 with ISO14001 certification.