Aura Sound NS12-513-4A

12" · 4 Ω · 200 W · 92.4 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	4 Ω
Fs	23 Hz
Qts	0.374
Qes	0.39
Qms	9.1
Vas	127 L
Sd	503 cm²
Xmax	5 mm
Re	2.86 Ω
Bl	11.9 T·m
Mms	133.7 g
Pe	200 W
Sensitivity	92.4 dB

Alignment hint

EBP	59 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 49.3 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
Peerless XXLS-P835017	22 -1	0.386 +0.01	136 +9	7.8 +2.8	92.6 +0.2	close	120 W vs 200 W: lower power handling	+
JBL CS12	24.7 +1.7	0.388 +0.01	144 +17	6 +1	92.7 +0.3	close		+
Peerless XXLS-P835017 v2026	23 =	0.426 +0.05	133 +6	7.5 +2.5	92.5 +0.1	close	150 W vs 200 W: lower power handling	+
Eminence LAB 12 C	22.9 -0.1	0.33 -0.04	128.3 +1.3	11 +6	92.6 +0.2	close		+
Eminence LAB 12	22 -1	0.379 +0.01	125.2 -1.8	11 +6	90 -2.4	close	8 Ω vs 4 Ω: amp load changes	+
Infinity KAPPA 120.1SE	22.5 -0.5	0.359 -0.02	146.5 +19.5	11.2 +6.2	92.4 =	close		+
Mivoc XAW 320 HC	22.6 -0.4	0.374 =	106 -21	8.4 +3.4	90.7 -1.7	close		+
Dayton Audio DSC305-4	23 =	0.408 +0.03	116 -11	9.3 +4.3	91 -1.4	close		+
Dayton Audio DCS305-4	22.9 -0.1	0.408 +0.03	116.6 -10.4	9.3 +4.3	91 -1.4	close		+
HiVi F12 v2009	26 +3	0.367 -0.01	145.6 +18.6	6 +1	91.1 -1.3	close	8 Ω vs 4 Ω: amp load changes · 100 W vs 200 W: lower power handling	+

Compare the closest 3 against the NS12-513-4A →

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.