Telephony Loopback Tester
A test device creating loopback conditions on telephone lines for network diagnostics. Designed for telephonic network connection, under HTS 8543.70.60.00.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If general telecom test instruments
Measuring instruments have dedicated chapter 90 headings.
If parts of other telephonic apparatus
Test fixtures may classify as parts if not standalone.
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
• Calibrated standards certification for test equipment
• Document line impedance matching (600 ohm)
• Classify as test apparatus for telephony specifically
Related Products under HTS 8543.70.60.00
DSL Modem
A digital subscriber line modem connects to telephone lines to provide high-speed internet access via DSL technology. It falls under HTS 8543.70.60.00 as it is specifically designed for connection to telephonic networks to enable data transmission over telephone infrastructure.
VoIP Adapter
A Voice over Internet Protocol adapter connects analog telephones to IP networks via telephonic lines or gateways. Classified under HTS 8543.70.60.00 for its design to interface telephonic apparatus with digital networks.
Fax Modem Card
A PCI expansion card with fax modem functionality connects computers directly to telephone lines for sending/receiving faxes. Classified in HTS 8543.70.60.00 for telegraphic/telephonic network connectivity.
Ring Generator for Telephony
An electronic device generating ringing voltage for analog telephone systems connected to telephonic networks. Falls under HTS 8543.70.60.00 as specialized apparatus for telephonic instruments.
Telegraphic Network Interface Card
A network interface card designed for legacy telegraphic systems connecting to modern networks. Fits HTS 8543.70.60.00 for apparatus connecting telegraphic instruments to networks.
FXS VoIP Gateway
Foreign Exchange Station gateway connects analog phones to IP networks via telephonic interfaces. Classified under HTS 8543.70.60.00 for telephonic apparatus connectivity.