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B&C 15NDL88

15" · 4 Ω · 700 W · 99 dB · datasheet ↗

Thiele-Small parameters

Nominal size15"
Impedance4 Ω
Fs41 Hz
Qts0.28
Qes0.29
Qms7.5
Vas154 L
Sd855 cm²
Xmax8 mm
Re3 Ω
Bl16.5 T·m
Mms102 g
Pe700 W
Sensitivity99 dB

Alignment hint

EBP141 · ported
Sealed Vb (Qtc ≈ 0.71)≈ 28.6 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

DriverFs (Hz)QtsVas (L)Xmax (mm)Sens (dB)FitNotesCompare
Fane FC-154F0141 =0.287 +0.01151 -36.5 -1.599.1 +0.1close8 Ω vs 4 Ω: amp load changes · Xmax 6.5 mm < 8 mm: lower excursion-limited SPL+
BMS 15N830V239.5 -1.50.27 -0.01159 +58 =97.1 -1.9close6 Ω vs 4 Ω: amp load changes · 550 W vs 700 W: lower power handling+
18 Sound 15ND94038 -30.28 =174 +209.5 +1.599 =close8 Ω vs 4 Ω: amp load changes+
Faital PRO 15FX56038 -30.3 +0.02159 +59.42 +1.4299 =close8 Ω vs 4 Ω: amp load changes+
BMS 15N830V2 v201537 -40.271 -0.01159 +57.5 -0.598.6 -0.4close8 Ω vs 4 Ω: amp load changes · Xmax 7.5 mm < 8 mm: lower excursion-limited SPL+
Oberton 15B50038.2 -2.80.268 -0.01145.82 -8.187.25 -0.7599 =close8 Ω vs 4 Ω: amp load changes · 500 W vs 700 W: lower power handling · Xmax 7.25 mm < 8 mm: lower excursion-limited SPL+
18 Sound 15LW141042 +10.27 -0.01131 -238.5 +0.598.5 -0.5close8 Ω vs 4 Ω: amp load changes+
Fane COLOSSUS 15XBN38 -30.279 =168 +147.5 -0.598.1 -0.9close8 Ω vs 4 Ω: amp load changes · Xmax 7.5 mm < 8 mm: lower excursion-limited SPL+
18 Sound 15ND94039 -20.26 -0.02170 +169.5 +1.599 =close+
P.Audio P-15N39.8 -1.20.254 -0.03144.6 -9.47.5 -0.599.2 +0.2close8 Ω vs 4 Ω: amp load changes · Xmax 7.5 mm < 8 mm: lower excursion-limited SPL+

Compare the closest 3 against the 15NDL88 →

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.