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About product and suppliers:
        Alibaba.com offers 2,434 glass door sensor products. About 29% of these are doors, 15% are automatic door operators, and 6% are alarm. 

A wide variety of glass door sensor options are available to you, such as door, window, and auto. You can also choose from free samples, paid samples. 

There are 2,434 glass door sensor suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of glass door sensor respectively. 

Glass door sensor products are most popular in Domestic Market, North America, and Mid East. 

You can ensure product safety by selecting from certified suppliers, including 898 with ISO9001, 238 with Other, and 167 with ISO14001 certification.