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

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

__________________________________________________________________________________________________________________________________

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

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Shipping Notices

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

_________________________________________________________________________________________________________________________________________________________________

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

__________________________________________________________________________________________________________________________________

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"

Shipping Notices:

1 Contraband and limited items:

Clgarette,Alcohol,Contraband ?Do not accept

Liquid,cream or cosmetics items are quantity limited in shopping agent service

Chinese medicine is limited to ship by Chinese exporting goods.

2 Limitation for different shipping methods:

3 Yoybuy Product's Label:

Sensitive Product(SEN)

Product With battery

Cream

Powder

Dangerous Products

4 Volume weight Requested:

volume weight=length*height*Width/5000

one side must be less than 120cm，otherwise there is additional fee；250cm products can not be accept；

Any side must be less than 60cm，otherwise you will be charged the greater one between real weight and volume weight，more than 120cm will be not accepted.