CPI TMD VTS-2703 Traveling Wave Tube from Japan
A high-power traveling wave tube (TWT) amplifier used in satellite ground stations for RF signal amplification in Ka-band communications. Classified under HTS 8540.79.2000 as a microwave tube (traveling wave tube) excluding grid-controlled types, specifically 'other' microwave tubes not covered by prior subheadings. Essential for broadband satellite uplinks requiring high gain and efficiency.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Verify tube specifications confirm TWT type excluding grid-controlled per HTS notes; obtain FCC certification for RF devices
• Include technical datasheets proving microwave frequency operation (>300 MHz)
• Watch for reclassification if integrated into complete transmitter assemblies