Subwoofers

Automotive Subwoofers for car audio projects, supporting OEM/ODM design, custom enclosures and stable supply for importers, dealers and system integrators.

21 Inch Subwoofer Speaker 6000W 400mm Magnet 8.5 Inch Voice Coil

$299-329 /pieces

Price varies depending on material, logo, quantity and customization requirements.

MOQ 20 pieces
Model NO. SC-25459
Service OEM / ODM
Quality You Can Trust
Flexible & Scalable Solutions
Customizable Product Options
Comprehensive Specifications
Your Reliable Business Partner
Category: Subwoofers

Introduction

Recommended useFor Music Players, For Surround Sound SystemsInstallationnone
output power3000-6000WImpedance4 ohm
Frequency responseNONEOperating VoltageNone
Number of channels1, 2connectivity technologyother
Audio Output ModeStereoMagnet MaterialFerrite
Diaphragm materialpaperControl MethodOther
Radio functionNoShell MaterialAluminium
the body materialMetalShapeRound
Battery TypeWithout BatteryProduct Charging PortNo Charging Function
power sourceOtherSpecial FeatureNONE
connection typeNONEsnr100-110 dB
Efficiency - TypeSensitivitystorageNone
dimension21inchformatnone
Magnet Size400mmPaper coatinghave
Imported ConeYesType21inch subwoofer 4ohm
Applicationsingle /dual sub

We are China Loong Auto Electronics Co., Ltd., a professional manufacturer and supplier specializing in Auto Electronics. We have brought together and coordinated resources across the Auto Electronics supply chain, enabling us to maintain consistent product quality and establish long-term partnerships with clients worldwide.

Our mission is to provide high-quality products and reliable service. We are committed to offering the following advantages:

  • Stable production system ensuring consistent quality, dependable supply, and standardized manufacturing management;
  • Strict quality control covering material selection, processing, surface finishing, and final packaging;
  • Variety of products and specifications to meet diverse project requirements and application scenarios;
  • OEM & customization support based on drawings, samples, or specific technical requirements;
  • Flexible packaging solutions to ensure safe handling and transportation of products;
  • Continuous improvement in products and services to better support customers in different markets.

If you are interested in our products, please feel free to contact us. We look forward to establishing long-term and mutually beneficial cooperation with you.

Copyright © 2026 China Loong Auto Electronics Co., Ltd. All rights reserved.
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21 Inch Subwoofer Speaker 6000W 400mm Magnet 8.5 Inch Voice Coil

SKU: SC-25459

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