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About product and suppliers:
        Alibaba.com offers 4,420 npn proximity switch products. About 93% of these are sensors, 1% are integrated circuits, and 1% are other switches. 

A wide variety of npn proximity switch options are available to you, such as inductance sensor, optical sensor, and current sensor. You can also choose from switching transducer, analog sensor, and digital sensor. As well as from position sensor, magnetic sensor, and temperature sensor. And whether npn proximity switch is free samples, or paid samples. 

There are 4,420 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 1,330 with ISO9001, 747 with ISO14001, and 744 with OHSAS18001 certification.