Ciare NDH 15-3

15" · 8 Ω · 400 W · 99.7 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	49.8 Hz
Qts	0.296
Qes	0.3
Qms	23.77
Vas	110.9 L
Sd	830 cm²
Xmax	4.3 mm
Re	6.12 Ω
Bl	23.8 T·m
Mms	88.9 g
Pe	400 W
Sensitivity	99.7 dB

Alignment hint

EBP	166 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 23.6 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
JB Systems 153431 SW 15 250	49 -0.8	0.309 +0.01	115.3 +4.4	4.1 -0.2	99 -0.7	close	250 W vs 400 W: lower power handling · Xmax 4.1 mm < 4.3 mm: lower excursion-limited SPL	+
PHL Audio 5232Nd	46 -3.8	0.297 =	105 -5.9	4.3 =	98.1 -1.6	close		+
Beyma 15MC700Nd	49 -0.8	0.31 +0.01	105 -5.9	7 +2.7	100 +0.3	close		+
RCF L15S830	52 +2.2	0.28 -0.02	115 +4.1	4 -0.3	99.2 -0.5	close	Xmax 4 mm < 4.3 mm: lower excursion-limited SPL	+
RCF L 15S800	48 -1.8	0.32 +0.02	113 +2.1	5.5 +1.2	98.9 -0.8	close		+
PHL Audio 5240	46 -3.8	0.278 -0.02	116 +5.1	4.7 +0.4	99.3 -0.4	close		+
Audax PR380T10	49 -0.8	0.314 +0.02	107 -3.9	3.7 -0.6	99.2 -0.5	close	Xmax 3.7 mm < 4.3 mm: lower excursion-limited SPL	+
RCF L 15S801	48 -1.8	0.32 +0.02	113 +2.1	6 +1.7	98.9 -0.8	close		+
RCF L 15S801-8	48 -1.8	0.32 +0.02	113 +2.1	6 +1.7	98.9 -0.8	close		+
Audax PR380T4	49 -0.8	0.322 +0.03	107 -3.9	3.8 -0.5	99.1 -0.6	close	Xmax 3.8 mm < 4.3 mm: lower excursion-limited SPL	+

Compare the closest 3 against the NDH 15-3 →

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.