PRV Audio 21SW4000-NDY-2 21" Subwoofer Loudspeaker - Reinforced Edition

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PRV Audio
21SW4000-NDY-2
Out of stock
$1,199.91
Features A special reinforced model for car audio application. The new 21SW4000-NDY-2 is an advanced, high-strength Neodymium subwoofer driver featuring a 5.3 inside/outside copper coil with an unique dual forced design ventilation system. This combination deliveries 2000 Watts RMS power handling and a minimum weight of 30.2 lbs. making this...
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You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

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Features

A special reinforced model for car audio application.
The new 21SW4000-NDY-2 is an advanced, high-strength Neodymium subwoofer driver featuring a 5.3 inside/outside copper coil with an unique dual forced design ventilation system. This combination deliveries 2000 Watts RMS power handling and a minimum weight of 30.2 lbs. making this subwoofer an unique product in his category.

The combination of special treated carbon fiber loaded cone assembly, large triple roll surround and a double silicon spider gives the 21SW4000-NDY-2 remarkable strength and excursion control under its large 15 mm Xmax, 72 mm peak-to-peak excursion before damage.
Featuring a 2 ohms voice coil and unmatchable low frequency output with a fully optimized T-pole design, this 21 subwoofer creates a whole new category on its class!


Highlights

  • Nominal Impedance: 2 Ohms
  • Rated AES Power Handling (RMS): 2000 Watts
  • Program Power: 4000 Watts
  • Sensitivity (1W/1m): 97 dB
  • Voice Coil Diameter: 5.3?


GENERAL SPECIFICATIONS

Nominal Diameter 21? (553 mm)
Nominal impedance 2 Ohms
Rated AES Power Handling (RMS) 2000 Watts
Program Power 4000 Watts
Sensitivity 1.41V at 1m 97 dB
Recommended Hi Pass Crossover**
**For Full Power Handling
45 Hz**
**12db Per Octave Crossover
Frequency Response at -10dB 35 1,200 Hz
Voice Coil Diameter 5.3? (135 mm)
Voice Coil Wire Copper
Voice Coil Winding Depth 39.0 mm
Former Material Glass Fiber
Magnetic Gap Depth 18.0 mm
Frame Material Die Cast Aluminum


THIELE-SMALL PARAMETERS

Equivalent Volume Vas 284.7 l
Excursion (mathematical)*** Xmax 15.00 mm
Free Air Resonance Fs 30.8 Hz
Mechanical Factor Qms 12.33
Electrical Factor Qes 0.28
Total Factor Qts 0.28
Cone Area Sd 1924 cm
Mechanical Mass Mms 485.0 g
Bl Factor Bl 24.36 Tm
Dc Resistance Re 1.8 Ohms
Inductance Le 1.14 mH at 1 kHz
Mechanical Mass Without Air Mmd 437.2 g
Mechanical Compliance Cms 0.055 mm/N

***Xmax=(Voice coil winding depth-Magnetic Gap depth)/2+ Mgnetic Gap Depth/4


EXTRA INFO

<...
Overall Diameter 21.53 (547 mm)

RETURNS POLICY

You may return your item(s) for refund within 30 days of receipt of your shipment.

You may return your item(s) for replacement within 30 days of receipt of your shipment.

We do not ship any replacements before we receive and inspect the returned merchandise.

Please read our policy carefully as we cannot process a return in the unfortunate event that the below conditions are not met.

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PRV Audio 21SW4000-NDY-2 21" Subwoofer Loudspeaker - Reinforced Edition
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