Siare 31TE vp

12" · 8 Ω · 120 W · 93.8 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	53.4 Hz
Qts	0.746
Qes	0.82
Qms	8.28
Vas	62 L
Sd	452.4 cm²
Xmax	4.1 mm
Re	6.1 Ω
Bl	10.1 T·m
Mms	41.2 g
Pe	120 W
Sensitivity	93.8 dB

Alignment hint

EBP	65 · flexible
Sealed Vb (Qtc ≈ 0.71)	Qts too high

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
Mercuriale PTR 306 M0	58 +4.6	0.808 +0.06	70.1 +8.1	3.9 -0.2	94.6 +0.8	close	Xmax 3.9 mm < 4.1 mm: lower excursion-limited SPL	+
Technysound TS 30/300	48.6 -4.8	0.663 -0.08	65 +3	4 -0.1	92.1 -1.7	close	Xmax 4 mm < 4.1 mm: lower excursion-limited SPL	+
Fonestar FPW 350	52 -1.4	0.876 +0.13	65 +3	3.7 -0.4	91.8 -2	close	Xmax 3.7 mm < 4.1 mm: lower excursion-limited SPL	+
Faital PRO 12PR310	55 +1.6	0.67 -0.08	65.1 +3.1	4.92 +0.82	98 +4.2	usable	16 Ω vs 8 Ω: amp load changes	+
Fane SOVEREIGN 12-200LT	50 -3.4	0.655 -0.09	78.1 +16.1	5.3 +1.2	93.8 =	usable		+
Fane 12-100TC	56 +2.6	0.779 +0.03	56.1 -5.9	2.5 -1.6	93.5 -0.3	usable	Xmax 2.5 mm < 4.1 mm: lower excursion-limited SPL	+
Fane 12-250TC SOVEREIGN	50 -3.4	0.658 -0.09	78.1 +16.1	3.5 -0.6	93.8 =	usable	Xmax 3.5 mm < 4.1 mm: lower excursion-limited SPL	+
Fane SOVEREIGN 12-250TC	50 -3.4	0.658 -0.09	78.1 +16.1	3.5 -0.6	93.8 =	usable	Xmax 3.5 mm < 4.1 mm: lower excursion-limited SPL	+
P.Audio E12-200S v2024	59 +5.6	0.569 -0.18	62 =	4.1 =	96.4 +2.6	usable		+
SICA 12 D 1.5 CS 8 Ohms	62 +8.6	0.748 =	63.5 +1.5	2.7 -1.4	96.8 +3	usable	Xmax 2.7 mm < 4.1 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 31TE vp →

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.