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About product and suppliers:
        Alibaba.com offers 4,374 npn proximity switch products. About 89% of these are sensors, 1% are other switches, and 1% are push button switches. 

A wide variety of npn proximity switch options are available to you, such as position sensor, magnetic sensor, and temperature sensor. 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 npn proximity switch is free samples, or paid samples. 

There are 4,374 npn proximity switch suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of npn proximity switch respectively. 

Npn proximity switch products are most popular in Western Europe, Domestic Market, and North America. 

You can ensure product safety by selecting from certified suppliers, including 1,027 with ISO9001, 441 with ISO14001, and 437 with OHSAS18001 certification.