SEAS 25F-EWX-4
Thiele-Small parameters
| Nominal size | 10" |
|---|---|
| Impedance | 8 Ω |
| Fs | 27.5 Hz |
| Qts | 0.277 |
| Qes | 0.296 |
| Qms | 4.4 |
| Vas | 92 L |
| Sd | 350 cm² |
| Xmax | 2.9 mm |
| Re | 4 Ω |
| Bl | 12.1 T·m |
| Mms | 62.5 g |
| Pe | 25 W |
| Sensitivity | 93.1 dB |
Alignment hint
| EBP | 93 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 16.7 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 |
|---|---|---|---|---|---|---|---|---|
| SEAS 25F-EWX 4 vp | 27 -0.5 | 0.289 +0.01 | 100 +8 | 4 +1.1 | 93.2 +0.1 | close | 4 Ω vs 8 Ω: amp load changes | + |
| ATS Acoustics HG25 vp Double ferrite | 29.8 +2.3 | 0.26 -0.02 | 94.2 +2.2 | 4 +1.1 | 92.6 -0.5 | close | + | |
| HiVi S10IIP | 27 -0.5 | 0.287 +0.01 | 98.1 +6.1 | 7 +4.1 | 92.9 -0.2 | close | + | |
| Mercuriale HTR 276 G0 | 27 -0.5 | 0.255 -0.02 | 105 +13 | 3 +0.1 | 91.6 -1.5 | close | + | |
| Monacor SPH-250TC v2009 | 26 -1.5 | 0.25 -0.03 | 84 -8 | 4.5 +1.6 | 93.1 = | close | 4 Ω vs 8 Ω: amp load changes | + |
| Monacor SPH-250TC v2011 | 26 -1.5 | 0.25 -0.03 | 84 -8 | 4.5 +1.6 | 93.1 = | close | 4 Ω vs 8 Ω: amp load changes | + |
| Vifa M26WR09-04 | 27 -0.5 | 0.28 = | 113 +21 | 6.5 +3.6 | 93 -0.1 | close | + | |
| SB Acoustics SW26SFC38-4 | 28 +0.5 | 0.31 +0.03 | 84 -8 | 5.5 +2.6 | 93 -0.1 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Monacor SPH-275C | 31 +3.5 | 0.287 +0.01 | 100 +8 | 6 +3.1 | 93.1 = | close | + | |
| Axon 10K01 | 25 -2.5 | 0.286 +0.01 | 104.6 +12.6 | 7 +4.1 | 92.9 -0.2 | close | 4 Ω vs 8 Ω: amp load changes | + |
Compare the closest 3 against the 25F-EWX-4 →
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.