Pioneer TS-W126C(PREMIER)

12" · 4 Ω · 400 W · 88.4 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	4 Ω
Fs	32.6 Hz
Qts	0.42
Qes	0.43
Qms	10.82
Vas	55.614 L
Sd	490 cm²
Xmax	8.7 mm
Re	2.79 Ω
Bl	13.92 T·m
Mms	146 g
Pe	400 W
Sensitivity	88.4 dB

Alignment hint

EBP	76 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 30.3 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
Kenwood KFC-W3010	32 -0.6	0.42 =	63.93 +8.32	8 -0.7	88.6 +0.2	close	200 W vs 400 W: lower power handling · Xmax 8 mm < 8.7 mm: lower excursion-limited SPL	+
Kenwood KFC-W3009	32 -0.6	0.42 =	63.93 +8.32	8 -0.7	88.7 +0.3	close	200 W vs 400 W: lower power handling · Xmax 8 mm < 8.7 mm: lower excursion-limited SPL	+
Pioneer TS-W306C	32.6 =	0.414 -0.01	55.6 -0.01	8.1 -0.6	92.8 +4.4	close	Xmax 8.1 mm < 8.7 mm: lower excursion-limited SPL	+
Pioneer TS-W306DVC	32.9 +0.3	0.478 +0.06	51.8 -3.81	8.3 -0.4	88.9 +0.5	close	8 Ω vs 4 Ω: amp load changes · Xmax 8.3 mm < 8.7 mm: lower excursion-limited SPL	+
Hifonics ZX1284	33 +0.4	0.38 -0.04	63 +7.39	9 +0.3	89.2 +0.8	close		+
Sony XS-GTR121L	35 +2.4	0.46 +0.04	50 -5.61	8.4 -0.3	88.3 -0.1	close	Xmax 8.4 mm < 8.7 mm: lower excursion-limited SPL	+
Ground Zero GZRW 12XS-AL	30 -2.6	0.395 -0.02	52 -3.61	8.9 +0.2	90.4 +2	close		+
Audiobahn AW120T	32.4 -0.2	0.39 -0.03	45 -10.61	9 +0.3	87.5 -0.9	close		+
Hertz Audio HX 300	33 +0.4	0.47 +0.05	49.62 -5.99	14 +5.3	87.1 -1.3	close		+
Ground Zero GZRW 12XD-AL	29 -3.6	0.451 +0.03	52 -3.61	9.2 +0.5	86.1 -2.3	close	8 Ω vs 4 Ω: amp load changes	+

Compare the closest 3 against the TS-W126C(PREMIER) →

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.