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About product and suppliers:
        Alibaba.com offers 9,279 wireless door sensor products. About 56% of these are alarm, 4% are sensors. 

A wide variety of wireless door sensor options are available to you, such as door, auto, and window. You can also choose from inductance sensor, optical sensor, and current sensor. As well as from switching transducer, digital sensor, and analog sensor. And whether wireless door sensor is free samples, or paid samples. 

There are 9,307 wireless door sensor suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Hong Kong, and Taiwan, which supply 95%, 4%, and 1% of wireless door sensor respectively. 

Wireless door sensor products are most popular in Western Europe, North America, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 3,341 with ISO9001, 454 with Other, and 399 with ISO14001 certification.