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About product and suppliers:
        Alibaba.com offers 60,650 pir sensor products. About 15% of these are alarm, 10% are sensors, and 5% are led sensor lights. 

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

There are 60,431 pir sensor suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Hong Kong, and India, which supply 99%, 1%, and 1% of pir sensor respectively. 

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

You can ensure product safety by selecting from certified suppliers, including 14,878 with ISO9001, 3,454 with Other, and 1,730 with ISO14001 certification.