---
product_id: 140246871
title: "Rockville W8K9D4 8\" Inch 2000w Peak Car Audio Subwoofer Dual 4-Ohm Sub 500w RMS CEA Rated"
brand: "rockville"
price: "$477.84"
currency: USD
in_stock: true
category: "Rockville"
url: https://www.desertcart.us/products/140246871-rockville-w8k9d4-8-inch-2000w-peak-car-audio-subwoofer-dual
store_origin: US
region: United States of America
---

# Rockville W8K9D4 8" Inch 2000w Peak Car Audio Subwoofer Dual 4-Ohm Sub 500w RMS CEA Rated

**Brand:** rockville
**Price:** $477.84
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Rockville W8K9D4 8" Inch 2000w Peak Car Audio Subwoofer Dual 4-Ohm Sub 500w RMS CEA Rated by rockville
- **How much does it cost?** $477.84 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/140246871-rockville-w8k9d4-8-inch-2000w-peak-car-audio-subwoofer-dual)

## Best For

- rockville enthusiasts

## Why This Product

- Trusted rockville brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Rockville W8K9D2 K9 Series 8" Dual4-Ohm Car Subwoofer. Peak Power Handling: 2000 Watts. Program Power Handling: 1000 Watts. CEA Rated RMS Power Handling: 500 Watts. 2. 5" 4-Layer ASV Voice Coils Wound with OFC Wire Made in USA. This voice coil is stable up to 200 degrees Celsius The voice coil windings are made in the USA . Double Stacked 122 Oz High Quality Magnet. Cast Aluminum Basket With Black Sanded Finish Makes This Sub Very Efficient And Lighter Weight. Two Chrome-Plated Binding Post Terminals. Black Non-Pressed Paper Cone With Beautiful Finish. Our cones are ultra-stiff. They are thicker and stronger than other subs on the market making our subs able to handle more power. . Thick Foam Surround Provides Incredible Sound Quality With Minimal Distortion. Black Stitching Cone Reinforcement Ensures Long Life. New Ultra-stiff Polypropylene (PP) Dust cap. Impedance: Dual 4-Ohm Voice Coils. Vented Hole on T-yoke Enhances Heat Dissipation. Special Custom Rubber Boot Magnet Covers Make the Woofer Look Nice and Protects the Magnet. Custom Rockville Mounting Gasket Looks Beautiful and Makes it Easy To Mount the Subwoofer Air-Tight. High BL Magnetic Motor Gap. We use the highest grade black glue that handles extremely high temperatures which allows our woofer to handle even more power than they are rated. Poly cotton spider with very good elasticity. Cutout Diameter: 7. 32” inches. Mounting Depth: 5. 91” inches. Frequency Response: 48 hz- 800hz. 10mm T-Yoke + 10mm Washer. Sensitivity: 81. 2dB. Sealed Enclosure Volume: 0. 28-0. 42 Cubic Feet. Vented/Ported Enclosure Volume: 0. 64-0. 92 Cubic Feet. Weight: 18. 74 Lbs. . Shipping Weight: 20. 95 Lbs. . Shipping Box Dimensions: 11. 42"x 11. 42"x11. 81" Inches

## Features

- HIGH-POWER PERFORMANCE:- Delivers 2000W peak power and 500W RMS for deep, resonant bass. Dual 4-ohm voice coils ensure flexible wiring options for optimal amplifier compatibility, ideal for car audio systems
- DURABLE CONSTRUCTION:- Features a cast aluminum basket and ultra-stiff non-pressed paper cone, built to handle high power with minimal distortion. High-grade glue withstands extreme temperatures.
- SUPERIOR SOUND QUALITY:- Thick foam surround and black stitching cone reinforcement provide clear, distortion-free bass. Frequency response of 48Hz-800Hz suits various music genres.
- EFFICIENT HEAT DISSIPATION:- Vented T-yoke and 2.5-inch 4-layer ASV voice coils, wound with USA-made OFC wire, maintain performance during extended use, ensuring long-lasting reliability.
- EASY INSTALLATION:- Custom Rockville mounting gasket simplifies airtight setup. Compact 7.32-inch cutout and 5.91-inch mounting depth fit most enclosures, perfect for custom car audio builds.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07S81WMS1 |
| Age Range Description | Adult |
| Antenna Location | Car |
| Audio Driver Size | 8 Inches |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Mono |
| Best Sellers Rank | 245,821 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 230 in Car Component Subwoofers |
| Box Contents | Car Audio Subwoofer |
| Brand Name | Rockville |
| Colour | Black |
| Compatible Devices | Car Audio System, Laptop, MP3 Player, Smartphone, Tablet |
| Compatible with Vehicle Type | Car |
| Connectivity Protocol | wired |
| Control Method | Voice |
| Controller Type | Voice control |
| Country of Origin | China |
| Customer Reviews | 4.5 4.5 out of 5 stars (160) |
| Enclosure Material | Aluminum |
| Frequency Response | 800 Hz |
| Global Trade Identification Number | 00819216023181 |
| Impedance | 4 Ohms |
| Input Voltage | 12 Volts |
| Is Waterproof | FALSE |
| Item Dimensions D x W x H | 27.9D x 27.9W x 27.9H centimetres |
| Item Type Name | Rockville W8K9D4 8" Inch 2000w Peak Car Audio Subwoofer Dual 4-Ohm Sub 500w RMS CEA Rated |
| Item Weight | 17 Pounds |
| MP3 player | No |
| Manufacturer | Rockville |
| Maximum Speaker Output Power (in watts) | 2000 Watts |
| Model Name | W8K9D4 |
| Model Number | W8K9D4 |
| Mounting Type | Car Mount |
| Network Connectivity Technology | wired |
| Number of Audio Channels | 2.1 |
| Number of Items | 1 |
| Power Source | Corded Electric |
| Product Features | Durable |
| Speaker Size | 8 Inches |
| Speaker Type | Subwoofer |
| Specific Uses For Product | Car Audio |
| Subwoofer Connectivity Technology | Wired |
| Subwoofer Speaker Diameter | 8 Inches |
| Tweeter Diameter | 1 Inches |
| UPC | 819216023181 |
| Unit Count | 1.0 count |
| Woofer Driver Diameter | 8 Inches |

## Product Details

- **Audio output mode:** Mono
- **Brand:** Rockville
- **Connectivity technology:** wired
- **Frequency response:** 800 Hz
- **Input voltage:** 12 Volts
- **Material:** Aluminum
- **Model name:** W8K9D4
- **Mounting type:** Car Mount
- **Speaker maximum output power:** 2000 Watts
- **Speaker type:** Subwoofer

## Images

![Rockville W8K9D4 8" Inch 2000w Peak Car Audio Subwoofer Dual 4-Ohm Sub 500w RMS CEA Rated - Image 1](https://m.media-amazon.com/images/I/71cnCMYzcRL.jpg)

## Available Options

This product comes in different **Style** options.

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-10-10*