Media
Auto-advancing
Size
12"
Impedance
8Ω
RMS Power
1200W
Sensitivity
97dB
EBP
132
Vented alignment
Vd
478cm³
Frequency response
Manufacturer-provided response plots and related charts.
T/S Parameters
Valid
Fs50Hz
Qts0.37
Qes0.38
Qms9.2
Vas47.0L
Re5.1Ω
Le1.60mH
BL18.4Tm
Sd531cm²
Mms77g
Xmax9.0mm
SPL97dB
Power1200W
Power Nominal600W
Impedance8Ω
Min Impedance6.0Ω
F Low50Hz
F High2500Hz
Voice Coil100mm
Flux Density1.00T
Pricing & availability
Price movement
Other offers
1 vendorjpleisure
Updated 17 May 2026· 8Ω
Source: ex VAT · 20%
£201.50
inc VAT
Best current price
Updated 17 May 2026
bluearan
£146.95
Avg £174.23£27.28 below avg (-15.7%)
inc VAT
Dimensions & Physical
Weight8.4kg
Diameter319.0mm
Overall Depth122.0mm
Cutout Diameter282.0mm
Bolt Circle Diameter299.0mm
Additional Manufacturer Specs
Bl18.4 Tm
Fs50 Hz
Le1.6 mH
Re5.1 Ω
Sd531 cm² (82 in²)
Ebp132 Hz
Mms77 g
Qes0.38
Qms9.2
Qts0.37
Vas47 dm³ (1.66 ft³)
η01.7 %
ConeRCK12PLB1008
Xmax9 mm
Xvar7 mm
SpiderSingle
Cone ShapeRadial
Pole DesignT-Pole
Winding Depth23 mm (0.91 in)
Surround ShapeTriple Roll
Former MaterialGlass Fibre
Magnet MaterialFerrite
Nominal Diameter320 mm (12 in)
Winding MaterialAluminium
Magnetic Gap Depth10 mm (0.39 in)
Recommended Tuning52 Hz
Bolt Circle Diameter299 mm (11.8 in)
Recommended Enclosure40 dm³ (1.41 ft³)
Woofer Cone TreatmentWP Waterproof Front Side
Baffle Cutout Diameter282 mm (11.1 in)
Flange And Gasket Thickness12 mm (0.47 in)
Air Volume Occupied By Driver3.5 dm³ (0.12 ft³)
Similar Drivers
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Reference
B&C
12PLB100
12"
Best current price
£146.95
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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