Media
Auto-advancing
Size
15"
Impedance
4Ω
RMS Power
1200W
Sensitivity
99dB
EBP
186
Vented alignment
Vd
684cm³
Frequency response
Manufacturer-provided response plots and related charts.
T/S Parameters
Valid
Fs39Hz
Qts0.21
Qes0.21
Qms6.4
Vas143.0L
Re3.1Ω
Le0.88mH
BL20.6Tm
Sd855cm²
Mms119g
Xmax8.0mm
SPL99dB
Power1200W
Power Nominal600W
Impedance4Ω
Min Impedance4.0Ω
F Low40Hz
F High2000Hz
Voice Coil76mm
Flux Density1.30T
Pricing & availability
Price movement
Other offers
1 vendorbluearan
Updated 17 May 2026· 4Ω
Source: inc VAT · 20%
£251.16
inc VAT
Best current price
Updated 17 May 2026
jpleisure
£236.28
Avg £243.72£7.44 below avg (-3.1%)
inc VAT
Dimensions & Physical
Weight5.6kg
Diameter393.0mm
Overall Depth177.0mm
Cutout Diameter354.0mm
Bolt Circle Diameter374.0mm
Additional Manufacturer Specs
Bl20.64 Tm
Fs39 Hz
Le0.88 mH
Re3.1 Ω
Sd855 cm² (132.5 in²)
Ebp186 Hz
Mms119 g
Qes0.21
Qms6.41
Qts0.21
Vas143 dm³ (5.05 ft³)
η03.88 %
ConeRCK15NW764
Xmax8 mm
Xvar10 mm
SpiderDouble Silicone
Cone ShapeExponential
Pole DesignT-Pole
Winding Depth19 mm (0.75 in)
Surround ShapeTriple Roll
Former MaterialGlass Fibre
Magnet MaterialNeodymium Ring
Nominal Diameter380 mm (15 in)
Winding MaterialCopper
Magnetic Gap Depth11 mm (0.43 in)
Recommended Tuning53 Hz
Bolt Circle Diameter374 mm (14.7 in)
Recommended Enclosure90 dm³ (3.18 ft³)
Woofer Cone TreatmentTWP Waterproof Both Sides
Baffle Cutout Diameter354 mm (13.9 in)
Flange And Gasket Thickness16 mm (0.62 in)
Air Volume Occupied By Driver3.7 dm³ (0.13 ft³)
Similar Drivers
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Reference
B&C
15NW76
15"
Best current price
£236.28
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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