Media
Auto-advancing
Size
13.5"
Impedance
8Ω
RMS Power
1400W
Sensitivity
99dB
EBP
145
Vented alignment
Vd
566cm³
Frequency response
Manufacturer-provided response plots and related charts.
T/S Parameters
Valid
Fs45Hz
Qts0.30
Qes0.31
Qms7.8
Vas102.0L
Re5.0Ω
Le1.20mH
BL19.9Tm
Sd707cm²
Mms86g
Xmax8.0mm
SPL99dB
Power1400W
Power Nominal700W
Impedance8Ω
Min Impedance6.5Ω
F Low45Hz
F High3000Hz
Voice Coil88mm
Flux Density1.05T
Pricing & availability
Price movement
Other offers
3 vendorsjpleisure
Updated 17 May 2026· 8Ω
Source: ex VAT · 20%
£226.21
inc VAT
bluearan
Updated 17 May 2026· 8Ω
Source: inc VAT · 20%
£231.73
inc VAT
bluearan
Updated 17 May 2026· 8Ω
Source: inc VAT · 20%
£239.86
inc VAT
Best current price
Updated 17 May 2026
jpleisure
£218.98
Avg £229.19£10.22 below avg (-4.5%)
inc VAT
Dimensions & Physical
Weight5.3kg
Diameter359.0mm
Overall Depth167.0mm
Cutout Diameter323.0mm
Bolt Circle Diameter343.0mm
Additional Manufacturer Specs
Bl19.9 Tm
Fs45 Hz
Le1.2 mH
Re5 Ω
Sd707 cm² (109.6 in²)
Ebp145 Hz
Mms86 g
Qes0.31
Qms7.8
Qts0.3
Vas102 dm³ (3.6 ft³)
η02.9 %
ConeRCK14NDL888
Xmax8 mm
Xvar9.5 mm
SpiderDouble Silicone
Cone ShapeExponential
Pole DesignT-Pole
Winding Depth21 mm (0.85 in)
Surround ShapeTriple Roll
Former MaterialGlass Fibre
Magnet MaterialNeodymium Inside Slug
Nominal Diameter359 mm (14 in)
Winding MaterialAluminium
Magnetic Gap Depth10 mm (0.4 in)
Recommended Tuning53 Hz
Bolt Circle Diameter343 mm (13.5 in)
Recommended Enclosure75 dm³ (2.65 ft³)
Woofer Cone TreatmentWP Waterproof Front Side
Baffle Cutout Diameter323 mm (12.72 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
14NDL88
13.5"
Best current price
£218.98
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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