Rockville W12K9D4 12" 4000 Watt Car Audio Subwoofer+Mono Amplifier+Amp Kit

  • Package Includes: Rockville W12K9D4 12\" 4000 Watt Dual 4-Ohm Car Subwoofer - CEA Compliant + Rockville dB14 4000 Watt Peak 2000 Watt RMS Mono Class D Car Amplifier + Rockville RWK41 4 Gauge 2 Channel Complete Car Amplifier Installation Kit With A Set of High Grade Twisted Pair RCA Cables
  • Rockville W12K9D4 K9 Series 12\" Dual 4-Ohm Car Subwoofer. Peak Power Handling: 4000 Watts. Program Power Handling: 2000 Watts. CEA Rated RMS Power Handling: 1000 Watts. 3\" 4-Layer Black Aluminum Voice Coils Wound with OFC Wire Made in USA. This voice coil is stable up to 240 degrees celcius! The voice coil windings are made in the USA
  • Double Stacked 190 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. XMAX: 28MM
  • Rockville dB14 4000 Watt/2000 Watt RMS Mono Class D 2 Ohm Car Amplifier With Optical Coupler Technology. CEA Compliant Power Ratings:. 2 Ohm: 1000 Watts x 1 Channel <1% THD+N. 4 Ohm: 600 Watts x 1 Channel <1% THD+N. RMS Power Ratings: . 2 Ohm: 2000 Watts x 1 Channel. 4 Ohm: 1200 Watts x 1 Channel. Peak: . 2 Ohm: 4000 Watts x 1 Channel. 4 Ohm: 2400 Watts x 1 Channel. High-Speed MOSFET Power Supply.
  • Rockville RWK41 4 Gauge Complete Car Amp Wiring Installation Wire Kit w/RCA's. 1 – 17’ High Grade Twisted Pair of 100% Copper RCA Cable. 17’ – 4 Gauge Translucent Blue SuperFlex Power Cables. 17’ – 18 Gauge Blue Remote Cable. 17’ – 16 Gauge Clear Speaker Wire. 3’ – 4 Gauge Clear SuperFlex Ground Wire. Gold Plated AGU Heat Resistant Fuse Holder. 60 Amp AGU Gold Plated Fuse. 7’ Split Tube Loom.
Retail Price: $284.95
Wholesale Price: Inquire Now

Product Description

Package Includes:

  • (1) Rockville W12K9D4 12"4000w Car Audio Subwoofer Dual 4-Ohm Sub CEA Compliant
  • (1) Rockville dB14 4000 Watt/2000w RMS Mono Class D 2 Ohm Amplifier Car Audio Amp
  • (1) Rockville RWK41 4 Gauge Complete Car Amp Wiring Installation Wire Kit w/RCA's

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Rockville W12K9D4 12" 4000 Watt Car Audio Subwoofer and Mono Amplifier+Amp Kit

Features of  W12K9D4:

  • Rockville W12K9D4 K9 Series 12" Dual 4-Ohm Car Subwoofer
  • Peak Power Handling: 4000 Watts
  • Program Power Handling: 2000 Watts
  • CEA Rated RMS Power Handling: 1000 Watts
  • 3" 4-Layer Black Aluminum Voice Coils Wound with OFC Wire Made in USA
  • This voice coil is stable up to 240 degrees celcius! The voice coil windings are made in the USA
  • Double Stacked 190 Oz High Quality Magnet
  • Cast Aluminum Basket With Black Sanded Finish Makes This Sub Very Efficient And Lighter Weight
  • Black Non-Pressed Paper Cone With Beautiful Finish
  • Two Chrome-Plated Binding Post Terminals

  • 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
  • Red Stitching Cone Reinforcement Ensures Long Life
  • New Ultra-stiff PolyPropylene (PP) Dustcap

TS Parameters:

4-Ohm Parallel:

  • Fs: 38.09 Hz
  • Qms: 8.28
  • Cms: 0.0708 mm/N
  • Bl: 10.90 N/A
  • Zmin: 2.69 Ω
  • Re: 2.20 Ω
  • Qes: 1.09
  • Mms: 246.6818 g
  • dBspl: 83.45

  • L1kHz: 1.82 mH
  • Sd: 527.1784 cm²
  • Qts: 0.97
  • Rms: 7.13 Ωm
  • VAS: 27.4719 L / .97 cu ft
  • L10kHz: 0.69 mH

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Features of dB14:

  • Rockville dB14 4000 Watt/2000 Watt RMS Mono Class D 2 Ohm Car Amplifier With Optical Coupler Technology
  • High-Speed MOSFET Power Supply
  • Optical Coupler Class “D” Technology
  • Fully Adjustable 12dB / Octave Crossover with Differential Circuitry
  • Low Pass Filter: 50Hz - 250Hz
  • Subsonic Filter: 15Hz - 55Hz
  • Phase Control Switch

  • Full IC-Controlled Protection Circuitry
  • Remote Dashboard Subwoofer Control
  • Fully Adjustable 12dB Bass Equalizer
  • Mute and Delay Soft Start System
  • RCA Preamp Line Output
  • 8 Volt Preamp Circuitry
  • Status Mode LED Indicator
  • Minimum THD at Rated Power: <0.1%
  • S / N Ratio: >90dB
  • Under Voltage Protection at 10V
  • Over Voltage Protection at 16V
  • Frequency Response: 15Hz - 250Hz
  • Damping Factor: >150 @ 100Hz
  • 100 Amp Maxi Fuse
  • Dimensions: (W x H x L) 9" x 2.4" x 15.5"
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