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Thermostatic Diverter Valve

Valve that diverts flow between circuits based on thermostatic actuator sensing, used in dual heating systems. Under HTS 8481.80.9045 for its thermostatic pipe switching appliance function.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China2%+37.5%39.5%
🇲🇽Mexico2%+10.0%12%
🇨🇦Canada2%+10.0%12%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8481.80.90Same rate: 39.5%

If butterfly valves

Rotary disc diverters without thermostats are specific types.

8419.90.10.00Higher: 50% vs 39.5%

If heating apparatus parts

Laboratory heater diverters are lab equipment parts.

8481.90.90Lower: 37.5% vs 39.5%

If unmounted actuators only

Separate thermostatic elements without valve body are parts.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Test data for switching differential (e.g

• 10°F) required for verification

• Label circuits clearly to confirm appliance vs simple fitting status

Related Products under HTS 8481.80.90.45