← all drivers

Kenwood KFC-W3011

12" · 4 Ω · 400 W · 83.9 dB · datasheet ↗

Thiele-Small parameters

Nominal size12"
Impedance4 Ω
Fs45 Hz
Qts1.088
Qes1.519
Qms3.839
Vas26.6 L
Sd507 cm²
Xmax11 mm
Re3 Ω
Bl10.1 T·m
Mms171.9 g
Pe400 W
Sensitivity83.9 dB

Alignment hint

EBP30 · sealed
Sealed Vb (Qtc ≈ 0.71)Qts too high

EBP < 50: favours a sealed (closed) 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
Pioneer TS-SW30134.9 -10.11.012 -0.0819.87 -6.7310.8 -0.280.5 -3.4usable250 W vs 400 W: lower power handling · Xmax 10.8 mm < 11 mm: lower excursion-limited SPL+
Skar Audio EV-12 S445.7 +0.70.71 -0.3834.8 +8.28.5 -2.588 +4.1usable200 W vs 400 W: lower power handling · Xmax 8.5 mm < 11 mm: lower excursion-limited SPL+
Pioneer TS-W31041 -41.162 +0.0732.1 +5.54.3 -6.788.5 +4.6usableXmax 4.3 mm < 11 mm: lower excursion-limited SPL+
Skar Audio EV-12 S243.1 -1.90.7 -0.3936.7 +10.18.5 -2.587.6 +3.7risky2 Ω vs 4 Ω: amp load changes · 200 W vs 400 W: lower power handling · Xmax 8.5 mm < 11 mm: lower excursion-limited SPL+
JL Audio 12TW1-235 -100.577 -0.5128.54 +1.9410 -185.07 +1.17risky2 Ω vs 4 Ω: amp load changes · 300 W vs 400 W: lower power handling · Xmax 10 mm < 11 mm: lower excursion-limited SPL+
Orion Audio H2 12.433.9 -11.10.61 -0.4828.35 +1.7529 +1884.1 +0.2risky8 Ω vs 4 Ω: amp load changes+
Xtant X2 120430.6 -14.40.961 -0.1338.6 +126.6 -4.485.3 +1.4riskyXmax 6.6 mm < 11 mm: lower excursion-limited SPL+
Monacor RAPTOR 1243 -20.624 -0.4627.5 +0.98.5 -2.590.7 +6.8riskyXmax 8.5 mm < 11 mm: lower excursion-limited SPL+
Pioneer TS-W309D437.2 -7.80.811 -0.2833.8 +7.25.7 -5.386.4 +2.5risky8 Ω vs 4 Ω: amp load changes · Xmax 5.7 mm < 11 mm: lower excursion-limited SPL+
Pioneer TS-W311D443 -20.95 -0.1432.7 +6.14.8 -6.292.1 +8.2riskyXmax 4.8 mm < 11 mm: lower excursion-limited SPL+

Compare the closest 3 against the KFC-W3011 →

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.