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























