Smoke Density Photodiode from China
> An infrared photodiode for smoke obscuration measurement in fire alarm systems, detecting light attenuation in duct smoke detectors and clean room monitors. This photosensitive semiconductor diode is classified under 8541.49.00 as a photosensitive diode other than photovoltaics or LEDs.
Duty Rate — China → Canada
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Import Tips
• > Confirm the photodiode is not part of a complete smoke detector, which would be classified under fire alarm equipment
• Provide spectral response data to demonstrate the photosensitive function
• Check if the end-use in fire safety requires additional certifications