21" Neodymium subwoofer speaker Professional 21 inch speaker , 1000W RMS

Basic Information
Place of Origin: Guangdong, China
Brand Name: OEM
Model Number: HYW-21125-003
Minimum Order Quantity: 2 Piece/Pieces
Price: $165.00 - $220.00 / Piece
Packaging Details: 1. Inside + outside strong double boxes 2.Customized
Supply Ability: 5000 Piece/Pieces per Month
Size: 21 Inch Magnet Material: Neodymium
Voice Coil Diameter: 125mm Sensitivity: 100dB
Basket Material: Aluminium Cone Material: Paper
Warranty: 1 Year Frequency Response: 22hz-900hz
RMS Power Handing: 1000W Mas Power Handling: 2000W
Port: Huangpu Port, Guangzhou


Product Description


  • 125mm (5 in) inside/outside Copper voice coil 
  • 1000W RMS, 2000W Max power handing
  • 22hz-900hz response
  • Neodymium magnet allows a very light yet powerful motor assembly 
  • Paper cone
  • Chroming T-yoke and Washer 



Nominal diameter 21 inch 
Nominal impedance 8 Ω
Power rating 1000 W
Sensitivity (1w/1m) 100 dB
Frequency range 22-900Hz
Voice coil diameter Φ125 mm


Die Cast Aluminium
Cone and dust cap Paper
Surround Cloth
Voice coil wire In/Out Copper
Voice coil former Glassfiber
Winding depth 40mm
Magnet Neodymium
Thiele-Small Parameters  
Fs 22 Hz
Re (D.C.) 5.2Ω
Qms 19.10
Qes 0.59
Qts  0.57
Vas 208.5 L
Cms 0.05 u M/N
Bl 27.9 T
Xmax 26mm
Mounting information  
Overall diameter 548mm
Bolt Circle Diameter 525mm
Baffle Cutout Diameter--Front Mount 505mm
Overall Depth 275mm
Net weight 14.1kg





Company Profile

Since our establishment in 2009, we have been committed to manufacturing high-quality audio products, including professional audio speakers, car audio speakers, speakers with cabinets and power amplifiers. Since then, Huiyin Audio Co., Ltd. has had a complete high-quality supply chain, an excellent management team, and the ability to provide our customers with good service and high-quality products at a good price! Instead, the company introduced a series of advanced equipment such as automated production lines, high-efficiency magnetizers, impact testing machines, and temperature testing machines. To maximize, we obtained CE certification in 2012. The enterprise will be gradually developed in 2017.

We are willing to customize the speakers and amplifiers required by customers to suit their market. OEM and ODM orders are welcome.
Committed to strict quality control and thoughtful customer service, our experienced staff are always available to discuss your requirements and ensure complete customer satisfaction. When we cooperate with well-known Chinese brands, our products are also exported to customers in North America, South America, Europe, Asia, Africa and Africa and Oceania and other countries and regions. Whether it is selecting the current product from our catalog or seeking the help of an engineer to manufacture other ideal speaker models, please contact our customer service center or send an email to us. We want to establish a long-term business relationship with you.


 21" Neodymium subwoofer speaker Professional 21 inch speaker , 1000W RMS 0

 21" Neodymium subwoofer speaker Professional 21 inch speaker , 1000W RMS 1




1.Q: Are you a factory ?

   A: Yes, We are manufacturer who focus on high end speakers development and manufacturing .


2.Q: What's your products range?

   A: Subwoofer, coaxial speaker, midranges, component speakers, tweeters and professional audio speakers .


3.Q: Can I get some samples?

   A: Yes, we could provide samples and ship by DHL, EMS, FedEx or by sea .


4.Q: What's the payment method ?

 A: T/T , and Western union .  Paypal for samples payment.



Packaging & Shipping

 21" Neodymium subwoofer speaker Professional 21 inch speaker , 1000W RMS 2



Contact Details

Phone Number : +8613538922128