Media
Auto-advancing
Size
18"
Impedance
8Ω
RMS Power
3000W
Sensitivity
97dB
EBP
88
Either alignment
Vd
1513cm³
Frequency response
Manufacturer-provided response plots and related charts.
T/S Parameters
Valid
Fs35Hz
Qts0.38
Qes0.40
Qms5.9
Vas180.0L
Re5.3Ω
Le2.20mH
BL26.1Tm
Sd1210cm²
Mms234g
Xmax12.5mm
SPL97dB
Power3000W
Power Nominal1500W
Impedance8Ω
Min Impedance6.5Ω
F Low35Hz
F High1000Hz
Voice Coil100mm
Flux Density1.15T
Pricing & availability
Price movement
Other offers
3 vendorsbluearan
Updated 17 May 2026· 8Ω
Source: inc VAT · 20%
£250.37
inc VAT
jpleisure
Updated 17 May 2026· 8Ω
Source: ex VAT · 20%
£341.04
inc VAT
jpleisure
Updated 17 May 2026· 8Ω
Source: ex VAT · 20%
£342.26
inc VAT
Best current price
Updated 17 May 2026
bluearan
£250.37
Avg £296.01£45.64 below avg (-15.4%)
inc VAT
Dimensions & Physical
Weight10.5kg
Diameter460.0mm
Overall Depth239.0mm
Cutout Diameter425.0mm
Bolt Circle Diameter443.0mm
Additional Manufacturer Specs
Bl26.1 Tm
Fs35 Hz
Le2.2 mH
Re5.3 Ω
Sd1210 cm² (187.6 in²)
Ebp88 Hz
Mms234 g
Qes0.4
Qms5.9
Qts0.38
Vas180 dm³ (6.3 ft³)
η01.9 %
ConeRCK18SW1008
Xmax12.5 mm
Xvar16 mm
SpiderDouble Silicone
Cone ShapeRadial
Pole DesignT-Pole
Winding Depth32 mm (1.26 in)
Surround ShapeTriple Roll
Former MaterialGlass Fibre
Magnet MaterialNeodymium Inside Slug
Nominal Diameter460 mm (18 in)
Winding MaterialCopper
Magnetic Gap Depth14 mm (0.55 in)
Recommended Tuning33 Hz
Bolt Circle Diameter443 mm (17.44 in)
Recommended Enclosure200 dm³ (7.06 ft³)
Woofer Cone TreatmentTWP Waterproof Both Sides
Baffle Cutout Diameter425 mm (16.73 in)
Flange And Gasket Thickness16 mm (0.63 in)
Air Volume Occupied By Driver10 dm³ (0.35 ft³)
Similar Drivers
Keep size fixed, then add or remove T/S params to change the ranking and the comparison rows.
Reference
B&C
18SW100
18"
Best current price
£250.37
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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