Thermostatic Expansion Valve
Valve in refrigeration systems that meters refrigerant flow using thermostatic actuator responsive to evaporator temperature. HTS 8481.80.9045 covers it as other thermostatically controlled pipe appliances.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If refrigeration valve parts
Separate TXV components like orifices are classified as parts.
If refrigerator integral parts
Valves built into fridge units are appliance parts under refrigerators.
If temperature controllers
Pure sensor-actuated without metering function is a controller.
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Import Tips & Compliance
• Provide refrigerant compatibility (R410A/R134a) and superheat settings docs
• Classify as complete valve; avoid parts if includes sensing bulb
Related Products under HTS 8481.80.90.45
Greenhouse Thermostatic Valve
Valve for hydronic heating in greenhouses, thermostatic actuator maintains growing zone temperatures via pipe control. Fits HTS 8481.80.9045 as thermostatically controlled agricultural pipe appliance.
Thermostatic Mixing Valve
A valve that mixes hot and cold water to maintain a constant output temperature, using a thermostatic actuator for safety in plumbing systems. Classified under HTS 8481.80.9045 for its thermostatic control in pipe appliances.
Domestic Hot Water Thermostatic Valve
Valve for controlling hot water circulation in home systems, with thermostatic actuator maintaining optimal temperatures in tanks and pipes. HTS 8481.80.9045 applies to its thermostatically controlled appliance design.
Solar Thermal Thermostatic Valve
Valve in solar hot water systems with thermostatic actuator prioritizing solar loop circulation based on temperature differentials. Classified HTS 8481.80.9045 for tank/pipe thermostatic appliances.
District Heating Thermostatic Valve
High-capacity valve for district heating substations, using thermostatic actuator for heat exchanger flow control. HTS 8481.80.9045 for large-scale pipe appliances with thermostats.
Thermostatic Radiator Valve
A valve designed for controlling hot water flow in hydronic heating systems using a thermostatic actuator that adjusts based on room temperature. It falls under HTS 8481.80.9045 due to its thermostatic actuator mechanism for precise temperature regulation in pipes and radiators.