3-Stage Audio Power Filter Board

€32.64
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3-Stage Audio Power Filter Board

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3-Stage Audio Power Filter Board

€32.64

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€50.64
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  • Brand: Unbranded
Product details

Product details

3-Stage Audio Power Filter Board

This Level 3 audio amplifier power filter board features a composite electromagnetic interference (EMI) suppression design comprising one stage of differential mode filtering and two stages of common mode filtering. It accepts single-phase AC input voltage from 110–250 V and delivers the same voltage range at output, supporting a rated load current of up to 10 A. Input connects via a 3-wire 7.62 mm pitch terminal socket (including live, neutral, and earth), while output uses a 2-wire 7.62 mm pitch socket. The board is constructed using standard PCB with mounted components, housed in a compact black assembly. Physical appearance and silkscreen text may vary slightly between production batches — this does not affect functionality or performance. The first stage employs two differential inductors for mid-to-high frequency differential mode noise suppression. The common mode filtering is implemented across two stages: the first uses X2 safety capacitors combined with a common mode inductor; the second adds further common mode attenuation. This three-stage architecture significantly reduces rapid transient group pulse interference — especially those recurring at several kilohertz — commonly encountered in sensitive audio environments. When installed upstream of a power amplifier or decoder, this filter removes DC offset from the AC supply, suppresses transformer hum and high-frequency switching noise, resulting in cleaner power delivery. Users report improved audio resolution, deeper background silence, and enhanced clarity — particularly noticeable during low-level detail retrieval and dynamic passages.
  • Fruugo ID: 541007290-1095891519
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Safety Warnings: Warning to keep away from water to prevent electric shocks.
Ingredients: Other

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Manufacturer
The following information outlines the contact details for the manufacturer of the relevant product sold on Fruugo.

  • Chen ShaoMao
  • Lixian Maisite Trading Co., Ltd.
  • Group 8
  • Wugong Village
  • Xiaodukou Town
  • Lixian County
  • CN
  • 415500
  • [email protected]
  • 13192770024

Responsible Person in the EU
The following information outlines the contact information for the responsible person in the EU. The responsible person is the designated economic operator based in the EU who is responsible for the compliance obligations relating to the relevant product sold into the European Union.

  • e Vatmaster Consulting GmbH
  • e Vatmaster Consulting GmbH
  • RaiffeisenstraBe 2 B11
  • Rodgau
  • DE
  • 63110
  • [email protected]
  • 49 61062699873
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Dispatched within 3 days

  • STANDARD: €3.69 - Delivery between Mon 02 November 2026–Fri 06 November 2026

Shipping from China.

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