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About product and suppliers:
        Alibaba.com offers 8,390 pir sensor switch products. About 42% of these are sensors, 9% are wall switches, and 1% are acoustic components. 

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

There are 8,390 pir sensor switch suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of pir sensor switch respectively. 

Pir sensor switch products are most popular in Western Europe, North America, and Southern Europe. 

You can ensure product safety by selecting from certified suppliers, including 1,686 with ISO9001, 455 with Other, and 274 with ISO14001 certification.