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21 Inch Neodymium 4ohm Subwoofer with 2500W Power
US$229.00
30-99 Pieces
US$218.00
100-199 Pieces
US$208.00
200+ Pieces
Sample price:US$229.00/piece.Request sample
Product profile
Customization
AvailableNoise
96dBHi-Fi
PAModel NO.
21SW152-4NWActivity
CompatibleOperation Mode
CompatibleSpeaker System
CompatibleSpeaker Material
CompatibleApplication
Professional AudioCertification
CE, RoHSMonitor
CompatibleTHD
<0.005%AES Power Handling
3000WVoice Coil Diameter
153mmF0
30HzXmax
15mmTransport Package
CartonSpecification
Neodymium, NW 18kgTrademark
VAOrigin
ChinaHS Code
85182900Production Capacity
36000pieces/YearKey features
High Power Handling: 2500W AES power handling with 5000W max power for high SPL subwoofer designs.
Neodymium Motor System: Lightweight neodymium inside slug motor system with aluminum demodulating ring.
Low Distortion Design: Aluminum demodulating ring and double silicon spider for superior linearity.
Professional Audio Grade: 96dB sensitivity and <0.005% THD suitable for professional audio applications.
Durable Construction: Heavy-duty cast aluminum chassis and W-Roll cloth-sealed surround.
Custom R&D Capability: Exceptional custom R&D capabilities for loudspeakers and rigorous quality control.
ISO Certified Quality: ISO 9001:2015 certified with 100% online inspection for zero-defect output.
Fast Production Lead Time: 7-day production cycle for stocked models and 30 days for custom preparations.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 6 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤3.25h
AI-Powered supplier vetting
SummaryThe supplier demonstrates strengths in in-stock service capability, participation in trade shows, quality assurance, and customization services. They lack overseas service capabilities and contract validity for manufacturing. Financial data is insufficient to evaluate financial credibility. They hold ISO9001:2015 certification but lack an environmental impact assessment report. Their R&D capabilities are robust, offering ODM and OEM services, but no SDK availability. The supplier integrates ERP systems for sustainable development but does not provide overseas services.
CertificationsThe supplier holds the ISO9001:2015 certificate, indicating a commitment to quality management standards.
After-Sales capabilityThe supplier has defined procedures for handling customer complaints and ensuring quality through quality control processes.
R&D capabilityThe supplier shows strong innovation with new product development, ODM services, and 3D software design, though lacking SDK availability.
Customization capabilityThe supplier offers extensive customization capabilities from samples, designs, and full customization.
Product Q&A
Q:Where is your company located?
A:
The factory is located in Dongguan city, known as the 'World Factory,' at the heart of the Pearl River Delta. It is just one hour away from Shenzhen or Guangzhou.
Q:Are you a manufacturer or trading company?
A:
We are manufacturer. We focus on the development and production of Pro Audio woofers, high/middle-frequency compression drivers and coaxials ONLY.
Q:What is your lead time?
A:
We maintain a large inventory of raw materials. For models that utilize these stocked materials, the production cycle is 7 days. For products requiring material preparation, the standard production lead time is 30 days.
Q:How long is your warranty?
A:
Our warranty is 2 years since the order delivered. During the warranty time, if anything has problems, we will replace it.
Q:What are your advantages?
A:
Compared to other PA speaker manufacturers in China, our advantages lie in our exceptional custom R&D capabilities for loudspeakers and rigorous quality control on the production line.
Send Inquiry
*To:
Dongguan Weijiasheng Technology Co., Ltd.
Dongguan Weijiasheng Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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