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Rockville K5 W15K5S4 15" 2000w 4 Ohm Car Audio Subwoofer Sub 500w RMS CEA Rated!

SKU:
W15K5S4
$149.99 $84.95
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Condition:
New
SHADOWPARENT:
SHADOWS:
KITPARENTS:
(2) W15K5S4, (2) W15K5S4+dB14+RWK41, (2) W15K5S4+dB14+RWK41+RD15+K2, (2) W15K5S4+dB14+RWK41+RDVB15+K2, (2) W15K5S4+RD15+K2, (2) W15K5S4+RDVB15+K2, W15K5S4+dB25+RWK41, W15K5S4+dB25+RWK41+RGS15+K1, W15K5S4+dB25+RWK41+RSV15+K1, W15K5S4+RGS15+K1
KITCOMPONENTS:
Bundle:
No
Custom_Condition:
BRAND NEW IN ORIGINAL PACKAGING

Warranty Information:

1 YEAR
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Video of K5 SERIES:

Features:

  • Rockville W15K5S4 K5 Series 15" 4-Ohm Car Subwoofer
  • Peak Power Handling: 2000 Watts
  • Program Power Handling: 1000 Watts
  • CEA Rated RMS Power Handling: 500 Watts
  • 2.5" 4-Layer Black Aluminum Voice Coils Wound with OFC (100% Copper) Wire
  • The wire we use to wind the voice coil is imported from Japan which is way better quality than the standard China wire
  • 60 Oz High Quality Magnet
  • Cast Iron Basket With Black Sanded Finish
  • Fiber Reinforced Ultra Stiff Black Non-Pressed Paper Cone – This cone is very efficient which makes the speaker sound louder even without requiring a lot of power to push it
  • Thick Foam Surround Provides Incredible Sound Quality With Minimal Distortion
  • Blue Stitching Cone Reinforcement Ensures Long Life
  • Paper Dust cap is light weight and efficient helping the sub to play louder even if your amp is not so powerful
  • Chrome-Plated Binding Post Terminals - These are the best terminals on the market and they accept any gauge wire
  • Impedance: Single 4-Ohm Voice Coils
  • Vented Hole on T-yoke Enhances Heat Dissipation
  • Rubber Boot Magnet Covers Make the Woofer Look Nice and Protects the Magnet
  • Mounting Gasket with Rockville branding looks great 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
  • Cutout Diameter: 13.85 inches
  • Mounting Depth: 5.98 inches
  • Frequency Response: 28.6 Hz - 1.0K kHz
  • 6mm T-Yoke + 8 mm Washer
  • Sensitivity: 90.1dB
  • Sealed Enclosure Volume:1.5 – 2.5 Cubic Feet
  • Vented/Ported Enclosure Volume: 2.0 – 3.5 Cubic Feet
  • Weight: 13.4 Lbs.
  • Shipping Weight: 15.4 Lbs.
  • Shipping Box Dimensions: 16.53x 16.53 x 9.76 Inches

Detailed Info:

  • Body: Non-Pressed Paper
  • Gap Plate Inside Diameter: 85mm (3.34 inches)
  • Gap Plate Outside Diameter: 170mm (6.69 inches)
  • Gap Plate Thickness: 25mm (0.98 inches)
  • Yoke Outside Diameter: 156mm (6.14 inches)
  • Yoke Thickness: 6mm (0.23 inches)
  • Yoke Pole Diameter: 60mm (2.4 inches)

T/S Parameters (Tested on a Klippel):

Electrical Parameters

 

 

 

Re

3.52

Ohm

electrical voice coil resistance at DC

Le

1.241

mH

frequency independent part of voice coil inductance

L2

2.089

mH

para-inductance of voice coil

R2

19.56

Ohm

electrical resistance due to eddy current losses

Cmes

927.52

μF

electrical capacitance representing moving mass

Lces

24.93

mH

electrical inductance representing driver compliance

Res

36.08

Ohm

resistance due to mechanical losses

fs

33.1

Hz

driver resonance frequency

 

 

 

 

Mechanical Parameters

 

 

 

(using laser)

 

 

 

Mms

197.213

g

mechanical mass of driver diaphragm assembly including air load and voice coil

Mmd (Sd)

171.441

g

mechanical mass of voice coil and diaphragm without air load 

Rms

5.894

kg/s

mechanical resistance of  total-driver losses

Cms

0.117

mm/N

mechanical compliance of driver suspension

Kms

8.53

N/mm

mechanical stiffness of driver suspension

Bl

14.582

N/A

force factor (Bl product)

Lambda s

0.002

 

suspension creep factor

 

 

 

 

Loss factors

 

 

 

Qtp

0.621

 

total Q-factor considering all losses

Qms

6.959

 

mechanical Q-factor of driver in free air considering Rms only

Qes

0.68

 

electrical Q-factor of driver in free air considering Re only

Qts

0.619

 

total Q-factor considering Re and Rms only

Other Parameters

 

 

 

Vas

107.3239

l

equivalent air volume of suspension

n0

0.55

%

reference efficiency (2 pi-radiation using Re)

Lm

89.61

dB

characteristic sound pressure level (SPL at 1m for 1W @ Re)

Lnom

90.16

dB

nominal sensitivity (SPL at 1m for 1W @ Zn)

 

 

 

 

rmse Z

5.29

%

root-mean-square fitting error of driver impedance Z(f)

rmse Hx

2.68

%

root-mean-square fitting error of transfer function Hx (f)

Sd

804.25

cm2

diaphragm area

Owner's Manual

1 YEAR
  • UPC:
  • 819216024676

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