0 ratings
Rockville W12K9D4 V3 12 K9 Series Car Subwoofer, 4000W Peak/1000W RMS, Dual 4-Ohm, Ultra-Stiff Cone, Double-Stacked Magnet, for Car Audio Bass Systems
Rockville W12K9D4 K9 Series 12' Dual 4-Ohm Car Subwoofer is made of high-quality materials in Japan and can handle peak power up to 4000 Watts. It comes with a durable cast aluminum basket, ultra-stiff cones, and a thick foam surround that provide incredible sound quality with minimal distortion.
Rockville W12K9D4 V3 12" K9 Series Car Subwoofer, 4000W Peak/1000W RMS, Dual 4-Ohm, Ultra-Stiff Cone, Double-Stacked Magnet, for Car Audio Bass Systems
Item #: 7953553

Rockville W12K9D4 V3 12" K9 Series Car Subwoofer, 4000W Peak/1000W RMS, Dual 4-Ohm, Ultra-Stiff Cone, Double-Stacked Magnet, for Car Audio Bass

Item #: 7953553

BDT 23869

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store

QTY:

Order now and get it around Wednesday, July 15
Our Top Logistics Partners
  • fedex
  • dhl
Rockville W12K9D4 K9 Series 12' Dual 4-Ohm Car Subwoofer is made of high-quality materials in Japan and can handle peak power up to 4000 Watts. It comes with a durable cast aluminum basket, ultra-stiff cones, and a thick foam surround that provide incredible sound quality with minimal distortion.
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified


paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

Product Details

Shop Rockville W12K9D4 V3 12 K9 Series Car Subwoofer, 4000W Peak/1000W RMS, Dual 4-Ohm, Ultra-Stiff Cone, Double-Stacked Magnet, for Car Audio Bass Systems online at a best price in Bangladesh. B07BMN7NNK
Item Weight15 lbs (6.8 kg)

Product Description

Rockville W12K9D4 V3 12" K9 Series Car Subwoofer, 4000W Peak/1000W RMS, Dual 4-Ohm, Ultra-Stiff Cone, Double-Stacked Magnet, for Car Audio Bass Systems

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What are the key features of the Rockville W12K9D4 V3 K9 car subwoofer?

    Answer: The Rockville W12K9D4 V3 K9 features a peak power of 4000W and an RMS power handling of 1000W, providing exceptional audio performance. It comes with a dual voice coil (DVC) design at 4 ohms, allowing for versatile wiring options for desired setups. The durable build ensures longevity while producing deep bass that resonates well in various musical genres. These features make this subwoofer ideal for car audio enthusiasts seeking an impactful sound experience.
  • Question: How does the dual voice coil design of the W12K9D4 V3 K9 enhance performance?

    Answer: The dual voice coil design allows for flexibility in wiring configurations, enabling users to connect the subwoofer in either series or parallel mode. This means you can fine-tune the impedance to match your amplifier's capabilities, optimizing performance and efficiency. Additionally, having two voice coils can lead to improved power handling and a more robust sound output, making it particularly beneficial for car audio systems that require high performance.
  • Question: What type of music genres benefit most from this subwoofer?

    Answer: The Rockville W12K9D4 V3 K9 excels in producing deep bass, making it particularly beneficial for genres such as hip-hop, electronic dance music (EDM), R&B, and rock. Its ability to handle high power levels without distortion allows it to deliver a clear and punchy bass that can elevate the listening experience across various music styles, ensuring that users enjoy every beat and note.
  • Question: Is the installation process for this subwoofer complicated?

    Answer: While installation can vary depending on the existing setup in your vehicle, the Rockville W12K9D4 V3 K9 is designed for straightforward integration into most car audio systems. The dual voice coil setup provides flexibility for wiring, but some basic knowledge of car audio installation may be beneficial. Utilizing a professional installer can ensure optimal placement and performance within your car, thus getting the most out of the subwoofer.
  • Question: What is the ideal enclosure for the Rockville W12K9D4 V3 K9?

    Answer: The ideal enclosure for the Rockville W12K9D4 V3 K9 includes both ported and sealed options. A ported enclosure enhances the bass output by using a vent to create a resonating chamber, while a sealed enclosure provides more accurate sound reproduction. Choosing the right one depends on your preferred sound profile; ported enclosures are great for deeper bass, while sealed enclosures offer tight and precise sound quality.
  • Question: Can this subwoofer be paired with any amplifier?

    Answer: The Rockville W12K9D4 V3 K9 can be paired with various amplifiers, but it’s crucial to choose one that matches its power handling capabilities. An amplifier that can deliver around 1000W RMS at 4 ohms will optimize the performance without risking damage. A suitable amplifier ensures that you achieve clean, distortion-free sound while maintaining the integrity of your car audio system.
  • Question: What differentiates the Rockville W12K9D4 V3 K9 from other subwoofers?

    Answer: The Rockville W12K9D4 V3 K9 stands out due to its high power handling, durable build quality, and its capability to produce deep, resonant bass. Its design incorporates premium materials that enhance performance longevity, coupled with the DVC feature that offers effective wiring flexibility. These aspects make it ideal for audiophiles who demand quality sound for a variety of music genres, allowing it to outperform many competing models in its class.
  • Question: What specifications should I consider before buying this subwoofer?

    Answer: Before purchasing the Rockville W12K9D4 V3 K9, consider specifications such as power rating (4000W peak, 1000W RMS), impedance (4-ohm DVC), and enclosure type compatibility. Additionally, understand your vehicle's available space and the type of music you mainly listen to. Making these considerations will help ensure that you choose the best subwoofer that complements your car audio system and meets your sound quality expectations.
  • Question: How does the durable build of this subwoofer enhance its performance?

    Answer: The durable build of the Rockville W12K9D4 V3 K9 ensures it can withstand the rigors of car audio environments while maintaining optimal performance. Components like the reinforced cone and high-quality suspension system help in enhancing sound clarity and reducing distortion during high-volume playback. This robustness allows the subwoofer to deliver consistent, powerful bass, making it a reliable option for any car audio enthusiast.
  • Question: Where can I buy the Rockville W12K9D4 V3 K9 subwoofer in Bangladesh?

    Answer: You can purchase the Rockville W12K9D4 V3 K9 car subwoofer conveniently on Ubuy. Ubuy offers a user-friendly platform to find this powerful subwoofer along with detailed product descriptions, specifications, and customer reviews, ensuring that you make an informed choice for your car audio needs.

Rockville Component Subwoofers Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9,000 + reviews
Read reviews
MT
Mohd
Verified buyer

“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer

“Accurate delivery timing given”

16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer

“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
LM
Leila
Verified buyer

“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer

“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.