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PRV 21SW4000-NDY-2 Subwoofer - Special Reinforced
PRV 21SW4000-NDY-2 Subwoofer - Special Reinforced
SKU: SKU:21SW4000-NDY-2
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
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- 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.
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
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)
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Repair Parts
-
Rubber Cement Speaker Glue
BLACK CEMENT GLUE
Price:Regular price $19.99Regular priceUnit price / perSold out -
PRV RK21SW4000-NDY-2 Reinforced
RK21SW4000-NDY-2
Price:Regular price $249.91Regular priceUnit price / per$312.39Sale price $249.91Sold out