18 Sound 12NLW9410

12" · 8 Ω · 1000 W · 95 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	42 Hz
Qts	0.26
Qes	0.27
Qms	6.2
Vas	55 L
Sd	531 cm²
Xmax	11 mm
Re	4.5 Ω
Bl	21.7 T·m
Mms	105 g
Pe	1000 W
Sensitivity	95 dB

Alignment hint

EBP	156 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 8.6 L

EBP > 100: favours a ported (bass-reflex) 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
Sica 12 PFS 4	39 -3	0.26 =	55.6 +0.6	9 -2	94.8 -0.2	close	Xmax 9 mm < 11 mm: lower excursion-limited SPL	+
Sica 12 S 4 PL	40.4 -1.6	0.25 -0.01	57 +2	7.5 -3.5	95.5 +0.5	close	Xmax 7.5 mm < 11 mm: lower excursion-limited SPL	+
RCF LF12X401	45 +3	0.27 +0.01	50 -5	9 -2	96.5 +1.5	close	Xmax 9 mm < 11 mm: lower excursion-limited SPL	+
B&C 12NBX100	41 -1	0.22 -0.04	51 -4	10 -1	96 +1	close	Xmax 10 mm < 11 mm: lower excursion-limited SPL	+
Sica 12 PNS 4	41.7 -0.3	0.31 +0.05	50.2 -4.8	9.5 -1.5	94.5 -0.5	close	Xmax 9.5 mm < 11 mm: lower excursion-limited SPL	+
Beyma 12"LEX1300Nd	45 +3	0.24 -0.02	43 -12	11 =	96 +1	close		+
Beyma 12P1000ND	47 +5	0.26 =	49 -6	8 -3	94.6 -0.4	close	450 W vs 1000 W: lower power handling · Xmax 8 mm < 11 mm: lower excursion-limited SPL	+
B&C 12TBX100	42 =	0.26 =	37.5 -17.5	9 -2	95 =	usable	Xmax 9 mm < 11 mm: lower excursion-limited SPL	+
Beyma 12 P1000/Nd	47 +5	0.26 =	49 -6	8 -3	96 +1	usable	Xmax 8 mm < 11 mm: lower excursion-limited SPL	+
18 Sound 12LW1400	45 +3	0.3 +0.04	55 =	8.25 -2.75	96 +1	usable	Xmax 8.25 mm < 11 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 12NLW9410 →

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.