Davis 31TCA12 N1

12" · 8 Ω · 200 W · 96.1 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	51.1 Hz
Qts	0.479
Qes	0.557
Qms	3.439
Vas	84.1 L
Sd	545 cm²
Xmax	4.7 mm
Re	6.21 Ω
Bl	13.1 T·m
Mms	48 g
Pe	200 W
Sensitivity	96.1 dB

Alignment hint

EBP	92 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 71.3 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
Davis 31TCA12 vn2	51.8 +0.7	0.484 +0.01	78.4 -5.7	4.6 -0.1	96 -0.1	close	Xmax 4.6 mm < 4.7 mm: lower excursion-limited SPL	+
Davis 31TCA12 vp2015 n1	51.8 +0.7	0.484 +0.01	78.4 -5.7	4.6 -0.1	96 -0.1	close	Xmax 4.6 mm < 4.7 mm: lower excursion-limited SPL	+
Davis 31TCA12 vp2015 n2	48.5 -2.6	0.471 -0.01	85.1 +1	4.9 +0.2	95.6 -0.5	close		+
Faital PRO 12PR300	50 -1.1	0.49 +0.01	89.7 +5.6	4.92 +0.22	97 +0.9	close	16 Ω vs 8 Ω: amp load changes	+
the box Speaker 12-280/8-A	50.6 -0.5	0.472 -0.01	72.8 -11.3	5.5 +0.8	96.1 =	close		+
Elder Audio 12LB075-U	50 -1.1	0.472 -0.01	72.8 -11.3	5.5 +0.8	96 -0.1	close		+
Eminence DELTA 12 LFA	51 -0.1	0.477 =	67.9 -16.2	4.8 +0.1	95.7 -0.4	close		+
Eminence DELTA 12 LF v2	51 -0.1	0.477 =	67.9 -16.2	4.6 -0.1	95.7 -0.4	close	Xmax 4.6 mm < 4.7 mm: lower excursion-limited SPL	+
Audax 330	48.1 -3	0.468 -0.01	93.7 +9.6	4.5 -0.2	95.9 -0.2	close	150 W vs 200 W: lower power handling · Xmax 4.5 mm < 4.7 mm: lower excursion-limited SPL	+
Eminence BASSLITE S2012	48 -3.1	0.48 =	91 +6.9	5.2 +0.5	94.6 -1.5	close	150 W vs 200 W: lower power handling	+

Compare the closest 3 against the 31TCA12 N1 →

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.