UV Phototransistor SG01S93 from Mexico
Ultraviolet-sensitive phototransistor with peak response at 365nm for flame detection, UV leak monitoring, and sterilization equipment. The silicon NPN transistor converts UV radiation into amplified collector current. Classified in 8541.49.70.80 as other photosensitive transistors beyond visible/IR spectrum.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Include UV transmission test data proving sensitivity below 400nm to justify photosensitive classification
• Separate from optocouplers (8541.40) by documenting single-element construction without opposing emitter