Media
Auto-advancing
Size
12"
Impedance
4Ω
RMS Power
120W
EBP
65
Either alignment
Vd
366cm³
T/S Parameters
Valid
Fs24Hz
Qts0.33
Qes0.37
Qms3.5
Vas151.7L
Re3.1Ω
Le1.50mH
BL11.9Tm
Sd523cm²
Mms109g
Xmax7.0mm
Power120W
Impedance4Ω
F Low24Hz
F High2000Hz
Pricing & availability
Price movement
Best current price
Updated 17 May 2026
soundimports
£99.57
inc VAT
Dimensions & Physical
Diameter314.0mm
Overall Depth130.0mm
Cutout Diameter272.0mm
Similar Drivers
Keep size fixed, then add or remove T/S params to change the ranking and the comparison rows.
Reference
Dayton Audio
SD315A-88
12"
Best current price
£99.57
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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