Peerless SLS-250S38CP00-04

10" · 4 Ω · 80 W · 93.1 dB · datasheet ↗

Thiele-Small parameters

Nominal size	10"
Impedance	4 Ω
Fs	26.9 Hz
Qts	0.369
Qes	0.38
Qms	12.34
Vas	108.5 L
Sd	346.4 cm²
Xmax	4.6 mm
Re	3.4 Ω
Bl	9.1 T·m
Mms	54.3 g
Pe	80 W
Sensitivity	93.1 dB

Alignment hint

EBP	71 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 40.6 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
Sony XS-L100C	28.1 +1.2	0.362 -0.01	104 -4.5	6.3 +1.7	93.4 +0.3	close		+
Dayton Audio SD270-88 v2009	25 -1.9	0.379 +0.01	110.4 +1.9	6 +1.4	92.1 -1	close		+
JBL 127H-1	31 +4.1	0.357 -0.01	112 +3.5	5 +0.4	92.7 -0.4	close	8 Ω vs 4 Ω: amp load changes · 50 W vs 80 W: lower power handling	+
Focal 10N511	29.6 +2.7	0.371 =	121 +12.5	6 +1.4	92.2 -0.9	close	8 Ω vs 4 Ω: amp load changes · 60 W vs 80 W: lower power handling	+
Davis 25SCA10WR-8 v2018	28 +1.1	0.332 -0.04	109 +0.5	5 +0.4	91.1 -2	close	8 Ω vs 4 Ω: amp load changes	+
Volt B250	31.7 +4.8	0.377 +0.01	104 -4.5	6 +1.4	92.8 -0.3	close	8 Ω vs 4 Ω: amp load changes	+
Usher Audio 1001B	29 +2.1	0.387 +0.02	100.2 -8.3	5 +0.4	91 -2.1	close	8 Ω vs 4 Ω: amp load changes	+
Eton 11-581/50HEX vp	25 -1.9	0.364 -0.01	99.8 -8.7	5 +0.4	89.9 -3.2	close	8 Ω vs 4 Ω: amp load changes	+
Dayton Audio SD270A-88 DVC	26.2 -0.7	0.433 +0.06	107.5 -1	6 +1.4	91.9 -1.2	close		+
Focal 11C 726	30.9 +4	0.378 +0.01	120 +11.5	6.9 +2.3	92.4 -0.7	close	8 Ω vs 4 Ω: amp load changes	+

Compare the closest 3 against the SLS-250S38CP00-04 →

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.