Passive Solar Storage Water Heater
A thermosiphon nonelectric storage water heater that passively circulates water heated by rooftop solar collectors into an insulated tank. Under HTS 8419.19.0160 for other nonelectric storage types involving temperature change.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If reservoirs without solar integration
Plain metal tanks for hot water storage are Chapter 73 reservoirs.
If with auxiliary gas backup burner
Hybrid gas-solar units fall under gas water heater provisions.
If part of larger solar power plant system
Industrial-scale thermal systems classify as unspecified machinery.
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Import Tips & Compliance
• Provide thermosiphon flow rate calculations and freeze protection specs
• Use solar rating labels from certified labs for duty preference claims
Related Products under HTS 8419.19.01.60
Solar-Powered Instantaneous Water Heater
A non-electric water heater that uses solar thermal energy to instantly heat water for residential or commercial use, involving a change of temperature through solar absorption and heat transfer. Classified under HTS 8419.19.0160 as an other nonelectric instantaneous water heater, distinct from gas or electric models.
Tankless Propane Water Heater
A compact, non-electric instantaneous water heater fueled by propane that heats water on demand without a storage tank, used in off-grid cabins or RVs. Falls under HTS 8419.19.0160 for other nonelectric instantaneous or storage water heaters excluding common gas types.
Geothermal Storage Water Heater
A nonelectric water heater that uses ground-source geothermal heat exchange to warm and store water for home heating systems, involving temperature change via heat pump-like transfer without electricity. HTS 8419.19.0160 covers this as other nonelectric storage water heaters.
Biomass Instantaneous Water Heater
Nonelectric heater that burns biomass pellets to instantly heat water through a combustion chamber and heat exchanger, ideal for eco-friendly cabins. Classified in 8419.19.0160 as other nonelectric instantaneous water heaters.
Wood-Fired Instantaneous Water Heater
A gravity-fed nonelectric water heater that uses wood combustion to provide on-demand hot water through a firebox heat exchanger, popular for remote homesteads. HTS 8419.19.0160 includes such other solid fuel instantaneous heaters.