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Hertz Audio ES 250

10" · 4 Ω · 500 W · 84.4 dB · datasheet ↗

Thiele-Small parameters

Nominal size10"
Impedance4 Ω
Fs26.9 Hz
Qts0.54
Qes0.582
Qms7.5
Vas54 L
Sd349 cm²
Xmax9 mm
Re2.6 Ω
Bl10.6 T·m
Mms112 g
Pe500 W
Sensitivity84.4 dB

Alignment hint

EBP46 · sealed
Sealed Vb (Qtc ≈ 0.71)≈ 75.6 L

EBP < 50: favours a sealed (closed) 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
Dayton Audio RSS265HF-824.9 -20.497 -0.0451.6 -2.49.4 +0.484.3 -0.1close8 Ω vs 4 Ω: amp load changes · 350 W vs 500 W: lower power handling+
Dayton Audio RSS265HF-8 v201824.9 -20.485 -0.0652.5 -1.59.4 +0.484.3 -0.1close8 Ω vs 4 Ω: amp load changes · 350 W vs 500 W: lower power handling+
JL Audio 10W1V2-826.5 -0.40.438 -0.149.1009 -4.99.906 +0.9184.7 +0.3close8 Ω vs 4 Ω: amp load changes · 300 W vs 500 W: lower power handling+
Kenwood KFC-PS2516W27.3 +0.40.608 +0.0768.1 +14.111 +285 +0.6close300 W vs 500 W: lower power handling+
Rockford Fosgate P1S4-1030 +3.10.52 -0.0240 -149 =84.2 -0.2close250 W vs 500 W: lower power handling+
Rockford Fosgate P1S2-1030 +3.10.52 -0.0239.6 -14.49 =84 -0.4usable2 Ω vs 4 Ω: amp load changes · 250 W vs 500 W: lower power handling+
Focal SUB1021 -5.90.526 -0.0145 -99 =84.5 +0.1usable250 W vs 500 W: lower power handling+
Dayton Audio RSS265HF-4 V201525.6 -1.30.452 -0.0954 =9.4 +0.487.9 +3.5usable350 W vs 500 W: lower power handling+
RE Audio REX 10 S424.35 -2.550.45 -0.0957.2278 +3.2315 +684.1 -0.3usable200 W vs 500 W: lower power handling+
Dayton Audio RSS265HF-4 v202225.6 -1.30.452 -0.0954 =10.5 +1.588.3 +3.9usable350 W vs 500 W: lower power handling+

Compare the closest 3 against the ES 250 →

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.