B&C 21SW152-4 21-in 4000 Watt High Power Low Distortion 4 Ohms Woofer

B&CSKU: 21SW152-4

Price:
$ 999
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Description

B&C 21SW152-4 21-in 4000 Watt High Power Low Distortion 4 Ohms Woofer

Overview

  • 4000 W continuous program power capacity
  • 6 in split winding copper voice coil
  • 30 - 1000 Hz response
  • 96 dB sensitivity
  • 60 mm peak-to-peak excursion before damage
  • Neodymium magnet allows a very high force factor and linear excursion
  • Double silicone spider with optimized compliance
  • Ventilated voice coil gap for reduced power compression
  • Aluminium demodulating ring for very low distortion

Specifications:

Nominal Diameter: 21.0 in
Nominal Impedance: 4 ohm
Minimum Impedance: 4.2 ohm
Nominal Power Handling: 2000 W
Continuous Power Handling: 4000 W
Sensitivity: 96.0 dB
Frequency Range: 30 - 1000 Hz
Voice Coil Diameter: 6.0 in
Winding Material: Copper
Former Material: Glass Fibre
Winding Depth: 1.18 in
Magnetic Gap Depth: 0.5 in
Flux Density: 1.2 T
Design: Surround
Shape: Triple Roll
Cone Shape: Radial
Magnet Material: Neodymium Inside Slug
Spider: Double Silicone
Pole Design: T-Pole
Woofer Cone Treatment: TWP Waterproof Both Sides
Recommended Enclosure: 6.71 ft3
Recommended Tuning: 33 Hz

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