Pioneer TS-W 304 C

12" · 4 Ω · 300 W · 92.2 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	4 Ω
Fs	21 Hz
Qts	0.307
Qes	0.32
Qms	7.4
Vas	136 L
Sd	485 cm²
Xmax	11 mm
Re	3 Ω
Bl	13.1 T·m
Mms	139.3 g
Pe	300 W
Sensitivity	92.2 dB

Alignment hint

EBP	66 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 31.6 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

Driver	Fs (Hz)	Qts	Vas (L)	Xmax (mm)	Sens (dB)	Fit	Notes	Compare
Pioneer TSW 304 C	21 =	0.342 +0.04	146 +10	11 =	92 -0.2	close		+
Eminence LAB 12 C	22.9 +1.9	0.33 +0.02	128.3 -7.7	11 =	92.6 +0.4	close		+
Helix P12	21.4 +0.4	0.302 -0.01	118.6 -17.4	9.9 -1.1	91.4 -0.8	close	Xmax 9.9 mm < 11 mm: lower excursion-limited SPL	+
GR Research SW-12-04	21 =	0.279 -0.03	137 +1	8.3 -2.7	92.5 +0.3	close	200 W vs 300 W: lower power handling · Xmax 8.3 mm < 11 mm: lower excursion-limited SPL	+
Visaton TIW360X	21 =	0.336 +0.03	140 +4	12.2 +1.2	88.8 -3.4	close	8 Ω vs 4 Ω: amp load changes	+
Peerless 308SWR51XXLSP (830847)	21.8 +0.8	0.357 +0.05	144.2 +8.2	10.8 -0.2	93.1 +0.9	close	220 W vs 300 W: lower power handling · Xmax 10.8 mm < 11 mm: lower excursion-limited SPL	+
Infinity KAPPA 120.1SE	22.5 +1.5	0.359 +0.05	146.5 +10.5	11.2 +0.2	92.4 +0.2	close		+
Pioneer TS-W304C	22.3 +1.3	0.274 -0.03	134 -2	9.8 -1.2	93.5 +1.3	close	Xmax 9.8 mm < 11 mm: lower excursion-limited SPL	+
Pioneer TS-W1201C	20 -1	0.291 -0.02	118 -18	9.2 -1.8	91.2 -1	close	Xmax 9.2 mm < 11 mm: lower excursion-limited SPL	+
Peerless XXLS12-8+8	21.8 +0.8	0.357 +0.05	144.2 +8.2	9.7 -1.3	93.1 +0.9	close	175 W vs 300 W: lower power handling · Xmax 9.7 mm < 11 mm: lower excursion-limited SPL	+

Compare the closest 3 against the TS-W 304 C →

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.