If you already have an account, please click the link below to enter your email to receive a code to login.

This is a dedicated wholesale site. Please click on the link below to access the consumer website. https://prvaudio.com/ https://timpanoaudio.com/

PRV 21SW4000-NDY-2 Subwoofer - Special Reinforced

PRV 21SW4000-NDY-2 Subwoofer - Special Reinforced

SKU: SKU:21SW4000-NDY-2

Skip to product information

PRV 21SW4000-NDY-2 Subwoofer - Special Reinforced

PRV 21SW4000-NDY-2 Subwoofer - Special Reinforced

SKU: SKU:21SW4000-NDY-2

  • 21" SubWoofer 2 Ohm Reinforced Edition
  • Neodymium Magnet
  • 97 dB - 4000 Watts

$1,199.91
$1,499.89

Out of stock

  • 21" SubWoofer 2 Ohm Reinforced Edition
  • Neodymium Magnet
  • 97 dB - 4000 Watts

Free Shipping available on orders over $1,500.00 in the U.S.

View full details

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!

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

Technical Details

GENERAL SPECIFICATIONS

  • Nominal Diameter 21″ (553 mm)
  • Nominal Impedance 2 Ohm
  • Rated AES Power Handling (RMS)** 2000 Watts
  • Program Power*** 4000 Watts
  • Sensitivity 2.83V 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
  • Magnet Type Neodymium

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 cm²
  • Mechanical Mass
    • Mms
    • 485.0 g
  • BI Factor
    • Bl
    • 24.36 Tm
  • Dc Resistance
    • Re
    • 1.8 Ohm
  • 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 Depth 10.23” (265 mm)
  • Mounting Depth 9.64” (245 mm)
  • Overall Diameter 21.53” (547 mm)
  • Front Mount Baffle Cutout 20.0” (508 mm)
  • Net Weight 30.2 Lbs (13.7 kg)
  • Shipping Weight 35.3 Lbs (16.0 kg)
  • Carton Dimensions WxLxH 23.2” x 22.4” x 10.8” (590 x 570 x 275 mm)

WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov View our Return Policy.

Repair Parts

  • Rubber Cement Speaker Glue

    BLACK CEMENT GLUE

    Price:
    Regular price $19.99
    Regular price Sale price $19.99
    Sold out
  • PRV RK21SW4000-NDY-2 Reinforced

    RK21SW4000-NDY-2

    Price:
    Regular price $249.91
    Regular price $312.39 Sale price $249.91
    Sold out