Vacuum Tube Exhaust Station
Station that evacuates air from glass envelopes and seals vacuum tubes containing electronic filaments and semiconductors. HTS 8475.10.00.00 includes such specialized assembly equipment for electronic tubes.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If vacuum pumps as separate units
Pumps and compressors classify separately from assembly stations.
If semiconductor vacuum processing
Semiconductor-specific vacuum equipment has dedicated provisions.
If hot glass working without electronic assembly
General glass production machinery excludes tube assembly.
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
• Vacuum pump specifications and getter material handling docs essential
• Demonstrate integration with full tube assembly line
Related Products under HTS 8475.10.00.00
Electronic Tube Sealing Machine
Precision equipment that fuses glass envelopes around vacuum tube electrodes and semiconductor elements under controlled atmospheres. HTS 8475.10.00.00 specifically covers such assembly machines for electronic tubes in glass envelopes.
Lamp Lead Wire Sealing Machine
Machine that seals lead wires through glass envelopes while maintaining vacuum integrity for electric lamps and tubes. Critical assembly step covered by HTS 8475.10.00.00 for glass envelope lamp assembly.
Getter Flash Assembly Unit
Equipment that installs and activates getter materials inside glass envelopes to maintain vacuum in electronic tubes and lamps. Part of the complete assembly process under HTS 8475.10.00.00.
Base Attachment Machine for Lamps
Automated machine that cements or crimps lamp bases onto sealed glass envelopes containing electronic filaments. Final assembly step for complete lamps under HTS 8475.10.00.00.
Tube Cathode Assembly Station
Workstation that assembles cathodes and grids inside glass envelopes before final sealing for electronic tubes. HTS 8475.10.00.00 covers all stages of tube assembly in glass envelopes.
LED Lamp Glass Envelope Sealer
Modern machine that hermetically seals LED chips within glass envelopes for high-reliability lamps and indicator lights. Still classified under HTS 8475.10.00.00 for assembly of electric lamps in glass envelopes.