Deposition Chamber Vacuum Controller from Canada
PCA monitoring turbopump speed and pressure in PVD/CVD chambers depositing thin films on semiconductor wafers. Under HTS 8473.30.1180 as printed circuit part principally for 8471 deposition machines, no CRT. Base pressure <10^-7 Torr.
Duty Rate — Canada → United States
25%
Rate breakdown
9903.79.0125%Semiconductor articles as provided for in subdivisions (a) and (b) of U.S. note 39 to this subchapter
9903.05.860%Universal product exemption (U.S. note 52(b))
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Ultimate pressure specs documented
• Throttling valve integration proof
• Helium leak rate certifications