T/S Parameters
Valid
Fs21Hz
Qts0.49
Qes0.55
Qms4.3
Vas6.9L
Re4.2Ω
Le3.70mH
BL16.6Tm
Sd819cm²
Mms284g
Xmax12.3mm
SPL90dB
Power300W
Impedance4Ω
F Low20Hz
F High300Hz
Voice Coil64mm
Pricing & availability
Price movement
Best current price
Updated 17 May 2026
soundimports
£181.85
inc VAT
Dimensions & Physical
Diameter389.9mm
Overall Depth188.0mm
Cutout Diameter353.8mm
Bolt Circle Diameter373.4mm
Similar Drivers
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Reference
GRS
15SSW-4HE
15"
Best current price
£181.85
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Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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