Smoke Density Photodiode from Japan

Infrared photodiode for smoke obscuration measurement in fire alarm systems. HTS 8541.49.10 classification for photosensitive detection of light attenuation. Used in duct smoke detectors and clean room monitors.

Duty Rate — Japan → United States

0%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

Import Tips

Specify obscuration sensitivity (%/meter)

UL/fire safety certifications required

Distinguish from ionization chamber detectors