Media
Auto-advancing
Size
12"
Impedance
8Ω
RMS Power
3400W
Sensitivity
93dB
EBP
146
Vented alignment
Vd
705cm³
Frequency response
Manufacturer-provided response plots and related charts.
T/S Parameters
Valid
Fs38Hz
Qts0.25
Qes0.26
Qms9.3
Vas34.0L
Re5.1Ω
Le1.90mH
BL30.3Tm
Sd522cm²
Mms198g
Xmax13.5mm
SPL93dB
Power3400W
Power Nominal1700W
Impedance8Ω
Min Impedance6.5Ω
F Low40Hz
F High1500Hz
Voice Coil115mm
Flux Density1.12T
Pricing & availability
Price movement
Other offers
1 vendorbluearan
Updated 17 May 2026· 8Ω
Source: inc VAT · 20%
£400.00
inc VAT
Best current price
Updated 28 Apr 2026
thomann
£392.00
Avg £396.00£4.00 below avg (-1.0%)
inc VAT
Dimensions & Physical
Weight10.4kg
Diameter315.0mm
Overall Depth167.0mm
Cutout Diameter283.0mm
Bolt Circle Diameter298.0mm
Additional Manufacturer Specs
Bl30.3 Tm
Fs38 Hz
Le1.9 mH
Re5.1 Ω
Sd522 cm² (80.91 in²)
Ebp146 Hz
Mms198 g
Qes0.26
Qms9.3
Qts0.25
Vas34 dm³ (1.2 ft³)
η00.7 %
Xmax13.5 mm
Xvar10.9 mm
SpiderDouble Silicone
Cone ShapeRadial
Pole DesignT-Pole
Winding Depth34 mm (1.35 in)
Surround ShapeTriple Roll
Former MaterialGlass Fibre
Magnet MaterialNeodymium Inside Slug
Nominal Diameter320 mm (12 in)
Winding MaterialCopper
Magnetic Gap Depth14 mm (0.55 in)
Recommended LoadingVented Box
Bolt Circle Diameter298 mm (11.73 in)
Woofer Cone TreatmentTWP Waterproof Both Sides
Baffle Cutout Diameter283 mm (11.1 in)
Flange And Gasket Thickness12 mm (0.5 in)
Air Volume Occupied By Driver3.4 dm³ (0.12 ft³)
Similar Drivers
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Reference
B&C
12SW115
12"
Best current price
£392.00
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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