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Focal 270 V

10" · 4 Ω · 300 W · 93.9 dB · datasheet ↗

Thiele-Small parameters

Nominal size10"
Impedance4 Ω
Fs51.1 Hz
Qts0.663
Qes0.73
Qms7.28
Vas33.3 L
Sd346.4 cm²
Xmax5.5 mm
Re3.1 Ω
Bl8.2 T·m
Mms49.1 g
Pe300 W
Sensitivity93.9 dB

Alignment hint

EBP70 · flexible
Sealed Vb (Qtc ≈ 0.71)≈ 242.2 L

EBP 50-100: works in either a sealed or ported alignment.

Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.

Substitute candidates

DriverFs (Hz)QtsVas (L)Xmax (mm)Sens (dB)FitNotesCompare
Focal 11V 544251.1 =0.663 =33.3 =4.9 -0.693.9 =close175 W vs 300 W: lower power handling · Xmax 4.9 mm < 5.5 mm: lower excursion-limited SPL+
Focal 270 V351.1 =0.663 =33.3 =4.5 -193.9 =close150 W vs 300 W: lower power handling · Xmax 4.5 mm < 5.5 mm: lower excursion-limited SPL+
Audax HT240G048.9 -2.20.672 +0.0135.8 +2.55.5 =94 +0.1close160 W vs 300 W: lower power handling+
MTX Audio RTX10858.7 +7.60.727 +0.0637.1 +3.85.7 +0.293.5 -0.4close8 Ω vs 4 Ω: amp load changes+
Dayton Audio PA255-8 v201750.5 -0.60.612 -0.0541.2 +7.95 -0.592.7 -1.2close8 Ω vs 4 Ω: amp load changes · Xmax 5 mm < 5.5 mm: lower excursion-limited SPL+
LaVoce NBASS10-20-3257 +5.90.61 -0.0544.44 +11.146.4 +0.994 +0.1usable32 Ω vs 4 Ω: amp load changes · 150 W vs 300 W: lower power handling+
JBL GT2-1043.9 -7.20.572 -0.0937.9 +4.65.7 +0.293.2 -0.7usable160 W vs 300 W: lower power handling+
Focal 11V 545148.6 -2.50.825 +0.1639 +5.75.1 -0.493 -0.9usable175 W vs 300 W: lower power handling · Xmax 5.1 mm < 5.5 mm: lower excursion-limited SPL+
LaVoce NBASS10-20-1653 +1.90.54 -0.1242.15 +8.856.3 +0.893 -0.9usable16 Ω vs 4 Ω: amp load changes · 150 W vs 300 W: lower power handling+
Fenton PS10 vp57.6 +6.50.657 -0.0137.9 +4.63.8 -1.792.1 -1.8usable8 Ω vs 4 Ω: amp load changes · 125 W vs 300 W: lower power handling · Xmax 3.8 mm < 5.5 mm: lower excursion-limited SPL+

Compare the closest 3 against the 270 V →

Ranked on parameter similarity only (Qts, Fs, Vas, Xmax, sensitivity). Same nominal size required. A hint, not a simulation, model the swap before cutting or buying.

Used in enclosures (0)

No enclosure in the catalog uses this driver yet.