Media
Auto-advancing
Size
12"
Impedance
8Ω
RMS Power
1000W
Sensitivity
99dB
EBP
235
Vented alignment
Vd
418cm³
Frequency response
Manufacturer-provided response plots and related charts.
T/S Parameters
Valid
Fs40Hz
Qts0.16
Qes0.17
Qms3.7
Vas76.0L
Re5.3Ω
Le1.25mH
BL25.5Tm
Sd522cm²
Mms77g
Xmax8.0mm
SPL99dB
Power1000W
Power Nominal500W
Impedance8Ω
Min Impedance6.9Ω
F Low40Hz
F High2000Hz
Voice Coil76mm
Flux Density1.30T
Pricing & availability
Price movement
Other offers
4 vendorsthomann
Updated 28 Apr 2026· 8Ω
Source: inc VAT · 20%
£206.00
inc VAT
jpleisure
Updated 17 May 2026· 8Ω
Source: ex VAT · 20%
£206.18
inc VAT
bluearan
Updated 17 May 2026· 8Ω
Source: inc VAT · 20%
£206.74
inc VAT
bluearan
Updated 17 May 2026· 8Ω
Source: inc VAT · 20%
£217.38
inc VAT
Best current price
Updated 17 May 2026
jpleisure
£196.69
Avg £206.60£9.91 below avg (-4.8%)
inc VAT
Dimensions & Physical
Weight4.9kg
Diameter315.0mm
Overall Depth147.0mm
Cutout Diameter283.0mm
Bolt Circle Diameter298.0mm
Additional Manufacturer Specs
Bl25.5 Tm
Fs40 Hz
Le1.25 mH
Re5.3 Ω
Sd522 cm² (80.9 in²)
Ebp235 Hz
Mms77 g
Qes0.17
Qms3.7
Qts0.16
Vas76 dm³ (2.7 ft³)
η02.8 %
ConeRCK12NW768
Xmax8 mm
Xvar10 mm
SpiderSingle
Cone ShapeExponential
Pole DesignT-Pole
Winding Depth19 mm (0.75 in)
Surround ShapeTriple Roll
Former MaterialGlass Fibre
Magnet MaterialNeodymium Ring
Nominal Diameter320 mm (12 in)
Winding MaterialCopper
Magnetic Gap Depth11 mm (0.43 in)
Recommended Tuning60 Hz
Bolt Circle Diameter298 mm (11.7 in)
Recommended Enclosure50 dm³ (1.77 ft³)
Woofer Cone TreatmentTWP Waterproof Both Sides
Baffle Cutout Diameter283 mm (11.1 in)
Flange And Gasket Thickness14 mm (0.55 in)
Air Volume Occupied By Driver2.5 dm³ (0.08 ft³)
Similar Drivers
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Reference
B&C
12NW76
12"
Best current price
£196.69
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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