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Ciare NDH15-4S

15" · 8 Ω · 1000 W · 94.5 dB

Thiele-Small parameters

Nominal size15"
Impedance8 Ω
Fs28 Hz
Qts0.25
Qes0.26
Qms11.2
Vas220 L
Sd830 cm²
Xmax11.5 mm
Re6 Ω
Bl24.2 T·m
Mms140 g
Pe1000 W
Sensitivity94.5 dB

Alignment hint

EBP108 · ported
Sealed Vb (Qtc ≈ 0.71)≈ 31.4 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

DriverFs (Hz)QtsVas (L)Xmax (mm)Sens (dB)FitNotesCompare
Ciare NDH 15-4S28 =0.254 =220 =11.5 =95.9 +1.4close+
STX W.38.800.8.MC28 =0.252 =247 +278 -3.596.5 +2close500 W vs 1000 W: lower power handling · Xmax 8 mm < 11.5 mm: lower excursion-limited SPL+
Beyma SM115/K29 +10.249 =273 +538 -3.597.2 +2.7usable500 W vs 1000 W: lower power handling · Xmax 8 mm < 11.5 mm: lower excursion-limited SPL+
JBL 1501FE29.5 +1.50.236 -0.01217.7 -2.36.9 -4.697.2 +2.7usable500 W vs 1000 W: lower power handling · Xmax 6.9 mm < 11.5 mm: lower excursion-limited SPL+
Faital PRO 15FH50033 +50.28 +0.03209.5 -10.59.45 -2.0597 +2.5usable4 Ω vs 8 Ω: amp load changes · 500 W vs 1000 W: lower power handling · Xmax 9.45 mm < 11.5 mm: lower excursion-limited SPL+
PHL Audio 502028 =0.296 +0.05200 -207 -4.594.9 +0.4usable500 W vs 1000 W: lower power handling · Xmax 7 mm < 11.5 mm: lower excursion-limited SPL+
Precision Devices PD155031 +30.21 -0.04242 +2212 +0.599 +4.5usable600 W vs 1000 W: lower power handling+
Ciare NDC 15-4 S31.2 +3.20.253 =156.2 -63.88.8 -2.795.5 +1usableXmax 8.8 mm < 11.5 mm: lower excursion-limited SPL+
Volt RV386329 +10.304 +0.05207 -137.5 -495.4 +0.9usable400 W vs 1000 W: lower power handling · Xmax 7.5 mm < 11.5 mm: lower excursion-limited SPL+
18 Sound 15LW240034 +60.23 -0.02191 -299.5 -297 +2.5usable4 Ω vs 8 Ω: amp load changes · Xmax 9.5 mm < 11.5 mm: lower excursion-limited SPL+

Compare the closest 3 against the NDH15-4S →

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.