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Rockville
W8K5S4
W8K5S4
8" 200W RMS 4-Ohm Car Subwoofer, Black
Regular price
$39.95
Sale price
$39.95
Regular price
$0.00
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Features
- 800W peak power delivers deep bass in a compact size
- Ultra-stiff cone and thick foam surround for clear, accurate sound
- Fits sealed or vented enclosures for flexible installation
- Cast iron basket and chrome terminals for premium build
- Includes Rockville mounting gasket and rubber boot magnet cover
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What's Included in the box
- Rockville W8K5S4 K5 Series 8" 4-Ohm Car Subwoofer
- Rockville Mounting Gasket
- Chrome-Plated Binding Post Terminals
- Rubber Boot Magnet Cover
SKU: SKU: W8K5S4
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Product Description
The Rockville W8K5S4 K5 Series 8" 4-Ohm Car Subwoofer is crafted for those who demand powerful bass and refined build quality in a compact form. With 800W peak power and a fiber-reinforced ultra-stiff cone, this subwoofer delivers deep, resonant lows with minimal distortion, even in smaller enclosures. Its cast iron basket, thick foam surround, and blue-stitched cone ensure durability and style. Chrome-plated binding post terminals and a Rockville-branded mounting gasket make installation secure and air-tight. Designed for versatility, this subwoofer excels in both sealed and vented setups, bringing premium sound and aesthetics to any car audio system.


Engineered for Powerful Bass
The Rockville W8K5S4 is a 8" single 4-ohm car subwoofer designed to deliver deep, resonant lows and clear, impactful sound. Featuring a 200W RMS power rating and an ultra-stiff non-pressed paper cone, it’s built for those who crave immersive audio.

Performance-Driven Features
A 30 oz magnet, 1.5" 4-layer aluminum voice coil, and advanced cooling system allow the W8K5S4 to handle intense bass while maintaining clarity and reliability. The lightweight dust cap and reinforced cone ensure long-lasting performance.

Adaptable for Any Setup
This subwoofer excels in both sealed and ported enclosures, making it ideal for custom installations or factory upgrades. Its mounting gasket and chrome-plated binding posts simplify installation and guarantee a secure, air-tight fit.

Distinctive Design and Durability
With a cast iron basket, black sanded finish, and rubber boot magnet cover, the W8K5S4 stands out visually while offering a lighter weight and enhanced efficiency.

Upgrade Your Drive
Transform your vehicle’s sound with the W8K5S4. Experience the thrill of powerful, clear bass and premium build quality—perfect for those who demand more from their car audio. Make every drive unforgettable.
Features
Compact Yet Powerful
800W peak power and an ultra-stiff cone deliver deep bass in a compact size for any car.
Distortion-Free Clarity
Thick foam surround and lightweight dust cap provide clear, accurate lows with minimal distortion.
Easy, Secure Installation
Chrome-plated binding post terminals and a Rockville mounting gasket make setup simple and air-tight.
Durable, Stylish Construction
Cast iron basket, blue-stitched cone, and rubber boot magnet cover ensure long-lasting performance and visual appeal.
Versatile Enclosure Compatibility
Designed for both sealed and vented enclosures, adapting to your preferred car audio setup.

Technical Specifications
- Type of Product 8" 4-Ohm Car Subwoofer
- Peak Power Handling 800 Watts
- Program Power Handling 400 Watts
- CEA Rated RMS Power Handling 200 Watts
- Voice Coil 1.5" 4-Layer Black Aluminum, OFC Copper Wire
- Magnet 30 Oz High Quality
- Basket Cast Iron, Black Sanded Finish
- Cone Fiber Reinforced Ultra Stiff Black Non-Pressed Paper
- Surround Thick Foam
- Dust Cap Lightweight Paper
- Terminals Chrome-Plated Binding Post
- Impedance Single 4-Ohm Voice Coil
- Vented Hole On T-yoke for Heat Dissipation
- Mounting Gasket Rockville Branded, Air-Tight Fit
- Magnetic Motor Gap High BL
- Glue High Grade Black, High Temp
- Cutout Diameter 7.16"
- Mounting Depth 3.54"
- Frequency Response 37 Hz – 1.3 kHz
- T-Yoke + Washer 5mm + 5mm
- Sensitivity 85.7dB
- Sealed Enclosure Volume 0.35 – 0.85 Cubic Feet
- Vented Enclosure Volume 0.6 – 1.2 Cubic Feet
- Weight 5.2 lb
- Shipping Box Dimensions 10.25" x 10.25" x 8.1"