Zeuz 15400X

15" · 8 Ω · 150 W · 94.2 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	38.1 Hz
Qts	0.662
Qes	0.72
Qms	8.19
Vas	149.6 L
Sd	760 cm²
Xmax	5.1 mm
Re	5.5 Ω
Bl	13.1 T·m
Mms	94.5 g
Pe	150 W
Sensitivity	94.2 dB

Alignment hint

EBP	53 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 1061.6 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
SB Audience BIANCO-15OB350	41 +2.9	0.697 +0.03	134.8 -14.8	6.5 +1.4	93.4 -0.8	close		+
Selenium 38GPT12	42.2 +4.1	0.657 -0.01	185.7 +36.1	5 -0.1	95.8 +1.6	close	Xmax 5 mm < 5.1 mm: lower excursion-limited SPL	+
Fane SOVEREIGN 15-250	43 +4.9	0.728 +0.07	144 -5.6	4.4 -0.7	94.6 +0.4	close	Xmax 4.4 mm < 5.1 mm: lower excursion-limited SPL	+
SB Audience BIANCO-15MW200	44 +5.9	0.586 -0.08	153 +3.4	5.2 +0.1	96 +1.8	close		+
JB Systems PWX15-300	40.1 +2	0.552 -0.11	169.9 +20.3	5 -0.1	96 +1.8	usable	Xmax 5 mm < 5.1 mm: lower excursion-limited SPL	+
Faital PRO 15FH520	42 +3.9	0.62 -0.04	134.2 -15.4	9 +3.9	97 +2.8	usable	16 Ω vs 8 Ω: amp load changes	+
Selenium 15PW7	43 +4.9	0.66 =	152 +2.4	3 -2.1	93.6 -0.6	usable	Xmax 3 mm < 5.1 mm: lower excursion-limited SPL	+
P.Audio IMF-HP15W MKII	43 +4.9	0.68 +0.02	139.37 -10.23	3.5 -1.6	92.8 -1.4	usable	Xmax 3.5 mm < 5.1 mm: lower excursion-limited SPL	+
Peavey 1505 DT vp 1993 bleu	39.5 +1.4	0.485 -0.18	144.3 -5.3	5.1 =	95.6 +1.4	usable		+
Eminence DELTA 15 LF	41 +2.9	0.584 -0.08	186.1 +36.5	6 +0.9	96 +1.8	usable		+

Compare the closest 3 against the 15400X →

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.