Media
Auto-advancing
Size
18"
Impedance
8Ω
RMS Power
1400W
Sensitivity
96dB
EBP
73
Either alignment
Vd
968cm³
Frequency response
Manufacturer-provided response plots and related charts.
T/S Parameters
Valid
Fs30Hz
Qts0.39
Qes0.41
Qms4.6
Vas245.0L
Re5.3Ω
Le2.10mH
BL22.5Tm
Sd1210cm²
Mms202g
Xmax8.0mm
SPL96dB
Power1400W
Power Nominal700W
Impedance8Ω
Min Impedance6.3Ω
F Low30Hz
F High1000Hz
Voice Coil100mm
Flux Density1.05T
Pricing & availability
Price movement
Other offers
4 vendorsbluearan
Updated 17 May 2026· 8Ω
Source: inc VAT · 20%
£208.99
inc VAT
jpleisure
Updated 17 May 2026· 8Ω
Source: ex VAT · 20%
£211.34
inc VAT
jpleisure
Updated 17 May 2026· 8Ω
Source: ex VAT · 20%
£213.29
inc VAT
leanbusiness
Updated 17 May 2026· 8Ω
Source: inc VAT · 20%
£235.55
inc VAT
Best current price
Updated 17 May 2026
bluearan
£199.00
Avg £213.63£14.63 below avg (-6.9%)
inc VAT
Dimensions & Physical
Weight10.2kg
Diameter460.0mm
Overall Depth197.0mm
Cutout Diameter422.0mm
Bolt Circle Diameter440.0mm
Additional Manufacturer Specs
Bl22.5 Tm
Fs30 Hz
Le2.1 mH
Re5.3 Ω
Sd1210 cm² (187.6 in²)
Ebp73 Hz
Mms202 g
Qes0.41
Qms4.6
Qts0.39
Vas245 dm³ (8.6 ft³)
η01.6 %
ConeRCK18PS1008
Xmax8 mm
Xvar8 mm
SpiderDouble Silicone
Cone ShapeRadial
Pole DesignT-Pole
Winding Depth21 mm (0.83 in)
Surround ShapeTriple Roll
Former MaterialGlass Fibre
Magnet MaterialFerrite
Nominal Diameter460 mm (18 in)
Winding MaterialCopper
Magnetic Gap Depth10.5 mm (0.41 in)
Recommended Tuning29 Hz
Bolt Circle Diameter440 mm (17.3 in)
Recommended Enclosure250 dm³ (8.83 ft³)
Woofer Cone TreatmentTWP Waterproof Both Sides
Baffle Cutout Diameter422 mm (16.6 in)
Flange And Gasket Thickness16 mm (0.62 in)
Air Volume Occupied By Driver9.5 dm³ (0.33 ft³)
Similar Drivers
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Reference
B&C
18PS100
18"
Best current price
£199.00
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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