4-Wire Telephony Repeater
> A dual-channel audio-frequency repeater designed for 4-wire telephony circuits, providing independent transmit and receive amplification with hybrid balance. It is used in microwave radio backhaul audio channels to maintain signal integrity over long distances. This product falls under tariff item 8518.40.00 as an audio-frequency electric amplifier used in telephony applications.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
PGA flags (1)Show detailsHide detailsHCConsumer Products SafetyMay be required
- HC
Consumer Products Safety · May be required
May require HC Consumer Products Safety depending on intended use (HC21) and Canadian product category (HC29, HC30, HC31, HC32, HC33, HC34, HC35, HC36, HC37); or intended use (HC22, HC23, HC24, HC26, HC27) and Canadian product category (HC37). Matching criteria: Equal To 8518400000; Equal To 8518400000. Logic: MATCH IF (Valid HS Code) AND (Intended Use Code) AND (Valid Canadian Product Category).
CBSA Single Window matching criteria, unknown
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the repeater includes additional telecommunication functions such as signal conversion or routing
Machines for the reception, conversion and transmission or regeneration of voice, images or other data may fall under heading 8517.
If the repeater performs functions beyond simple audio amplification, such as echo cancellation or line equalization
Electrical machines and apparatus having individual functions not specified elsewhere in Chapter 85.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• > Ensure the repeater is classified as an audio-frequency electric amplifier under 8518.40.00, not as telecommunication apparatus of heading 8517
• Provide technical documentation to CBSA showing the amplifier's frequency range and telephony application
• Verify if the product qualifies for any free trade agreement preferential tariff treatment based on origin
Related Products under Tariff item 8518.40.00
Analog Telephone Line Extender Repeater
> A wall-mountable audio-frequency repeater for analog telephone lines, compensating for signal loss over distances exceeding 5 km. It features automatic gain control optimized for POTS signaling. This product is classified under tariff item 8518.40.00 as an audio-frequency electric amplifier used to boost voice frequency signals in telephony networks.
ART SLA-2 Studio Linear Amplifier
> A 2-channel 100W studio monitor amplifier designed for accurate music reproduction in recording environments. It provides high-fidelity audio amplification for professional studio use. This product falls under tariff item 8518.40.00 as an audio-frequency electric amplifier.
Ashly Audio FTA-4201 Four-Channel Amplifier
> A four-channel 100W per channel amplifier for multi-zone commercial audio installations. It provides distributed sound amplification for various zones in commercial settings. This product is classified under tariff item 8518.40.00 as an audio-frequency electric amplifier.
Behringer NX1000 Ultra-Lightweight Amplifier
> A Class-D power amplifier providing 1600W at 4 ohms for portable sound systems. It is optimized for weight-sensitive applications, offering high power output in a lightweight design. This product falls under tariff item 8518.40.00 as an audio-frequency electric amplifier.
Behringer Xenyx Q802USB Audio Mixer Amplifier
> A compact 8-input audio mixer with a built-in audio-frequency electric amplifier for live sound reinforcement and studio recording. It combines mixing and amplification functions in one unit. This product is classified under tariff item 8518.40.00 as an audio-frequency electric amplifier.
Bose PowerMatch PM8500N Amplifier
> An 8-channel configurable 8000W network power amplifier for installed sound systems. It provides sophisticated audio-frequency amplification with networking capabilities for professional installations. This product falls under tariff item 8518.40.00 as an audio-frequency electric amplifier.