1kVA Laboratory Variable Transformer
Variac-style 1kVA variable autotransformer for laboratory bench power supplies and test equipment. HTS 8504.31.60.00 classification for 1 kVA capacity, manually adjustable output voltage. Smooth 0-130% voltage variation with digital voltmeter.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If automatic (not manual) voltage regulation
Automatic regulators separate from manually-adjusted laboratory variacs.
If when sold as complete test instrument part
Integral to voltage/calibration test sets, classifies with complete apparatus.
If bare variable transformer cores
Unassembled wound cores are parts, not complete power transformers.
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Import Tips & Compliance
• Specify continuous adjustability range (0-140V typical) vs fixed ratio transformers
• Calibration certificates for built-in meters aid customs valuation
• Laboratory end-use certificates may qualify for duty reduction programs
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