Ohmite RHS Rheostat
Ohmite RHS series provides adjustable wirewound rheostats for laboratory power supplies and test equipment. HTS 8533.40.80.70 includes these other variable resistors capable of handling higher currents than typical potentiometers.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If precision lab instrument use
Calibrated rheostats for test equipment classify as instruments for electrical quantities.
If welding machine parts
Current-limiting rheostats for welders become parts of electric welding machines.
If static converter applications
Rheostats for power converters classify under converter parts.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Distinguish rheostats by 2-terminal use declaration vs 3-terminal pots
• Provide maximum current ratings; >10A risks electrical machine classification
• Lab equipment imports benefit from educational institution end-use certificates
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