Generator Engine Voltage Regulator Tester from Japan
Diagnostic station testing AVR (automatic voltage regulator) response, field excitation, and governor sync signals in generator engines. Classifies under HTS 9031.80.80.60 for stationary internal combustion engine electrical testing.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide generator kW ratings compatibility and electrical safety certifications
• Technical specs must detail AVR testing parameters explicitly
• Prevent 8504 classification by documenting engine testing application