W65K9D4 2-Pack
Rockville
W65K9D4 2-Pack
W65K9D4 2-Pack
2-Pack 6.5" 250W RMS Dual 4-Ohm Car Subwoofer, Black
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Features
- 6.5" subwoofer with dual 4-ohm voice coils for flexible wiring
- Delivers up to 1000 watts peak power for deep bass
- Cast aluminum basket and ultra-stiff cone for lasting performance
- Includes custom mounting gasket and chrome-plated terminals
- Black sanded finish and rubber boot magnet cover for a premium look
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SKU: SKU: (2) W65K9D4
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Product Description
Features
Dynamic Bass Output
Delivers up to 1000W peak power and 250W RMS for deep, resonant lows that fill your car with rich sound.
Premium Build Quality
Features a cast aluminum basket and ultra-stiff cone for lasting durability and efficient performance.
Advanced Heat Management
Vented T-yoke and double-stacked magnet keep the subwoofer cool, supporting consistent, high-output play.
Easy, Airtight Installation
Includes a custom mounting gasket and chrome-plated terminals for secure, airtight, and straightforward setup.
Sophisticated Design
Black sanded finish, reinforced stitching, and custom rubber boot magnet cover combine style with protection.

Technical Specifications
- Type of Product Car Subwoofer
- Peak Power Handling 1000 Watts
- Program Power Handling 500 Watts
- CEA Rated RMS Power Handling 250 Watts
- Voice Coil 2" 4-Layer ASV, OFC Wire, Dual 4-Ohm
- Magnet Double Stacked 66 Oz
- Basket Cast Aluminum, Black Sanded Finish
- Cone Black Non-Pressed Paper, Ultra-Stiff
- Surround Thick Foam
- Dustcap Ultra-Stiff PolyPropylene (PP)
- Frequency Response 52Hz–800Hz
- Sensitivity 82.1dB
- Cutout Diameter 5.94"
- Mounting Depth 4.17"
- Sealed Enclosure Volume 0.14–0.4 cu ft
- Vented Enclosure Volume 0.4–0.7 cu ft
- Weight 9.92 lb
- Dimensions 9.84" x 9.84" x 9.65"
Support
Impedance Vs Frequency
K9 SUBWOOFERS REAL WORLD TESTS & EXPLANATIONS