Media
Precision Devices
PD.2155-1N
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Size
21"
Impedance
8Ω
RMS Power
1500W
Sensitivity
98dB
EBP
88
Either alignment
Vd
2128cm³
T/S Parameters
Valid
Fs33Hz
Qts0.36
Qes0.37
Qms9.8
Vas241.0L
Re5.1Ω
Le2.40mH
BL30.0Tm
Sd1520cm²
Mms320g
Xmax14.0mm
SPL98dB
Power1500W
Impedance8Ω
F Low30Hz
F High300Hz
Voice Coil139mm
Flux Density1.45T
Pricing & availability
Price movement
Best current price
Updated 17 May 2026
bluearan
£582.00
inc VAT
Dimensions & Physical
Weight15.2kg
Diameter550.0mm
Overall Depth211.0mm
Cutout Diameter492.0mm
Bolt Circle Diameter528.0mm
Similar Drivers
Keep size fixed, then add or remove T/S params to change the ranking and the comparison rows.
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Reference
Precision Devices
PD.2155-1N
21"
Best current price
£582.00
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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