SB Acoustics SB26SFCL38-4
Thiele-Small parameters
| Nominal size | 10" |
|---|---|
| Impedance | 4 Ω |
| Fs | 27.4 Hz |
| Qts | 0.434 |
| Qes | 0.47 |
| Qms | 5.59 |
| Vas | 104 L |
| Sd | 346 cm² |
| Xmax | 7.2 mm |
| Re | 3.3 Ω |
| Bl | 8.1 T·m |
| Mms | 54.4 g |
| Pe | 80 W |
| Sensitivity | 92.4 dB |
Alignment hint
| EBP | 58 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 62.9 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 |
|---|---|---|---|---|---|---|---|---|
| Dayton Audio SD270A-88 DVC | 26.2 -1.2 | 0.433 = | 107.5 +3.5 | 6 -1.2 | 91.9 -0.5 | close | Xmax 6 mm < 7.2 mm: lower excursion-limited SPL | + |
| JBL LE10A | 30 +2.6 | 0.41 -0.02 | 101.9 -2.1 | 6.1 -1.1 | 92.5 +0.1 | close | 8 Ω vs 4 Ω: amp load changes · 60 W vs 80 W: lower power handling · Xmax 6.1 mm < 7.2 mm: lower excursion-limited SPL | + |
| Dayton Audio DA270-8 10 | 27.8 +0.4 | 0.429 -0.01 | 108.5 +4.5 | 6.1 -1.1 | 89.3 -3.1 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 6.1 mm < 7.2 mm: lower excursion-limited SPL | + |
| Dayton Audio SD270-88 | 29.6 +2.2 | 0.44 +0.01 | 112.2 +8.2 | 6 -1.2 | 93.7 +1.3 | close | Xmax 6 mm < 7.2 mm: lower excursion-limited SPL | + |
| Beyma 10BR60 V2 vp JF rouge | 30.7 +3.3 | 0.435 = | 113.7 +9.7 | 6.5 -0.7 | 90.2 -2.2 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 6.5 mm < 7.2 mm: lower excursion-limited SPL | + |
| Dayton Audio DA270-8 | 27.8 +0.4 | 0.43 = | 108.5 +4.5 | 6.1 -1.1 | 88.1 -4.3 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 6.1 mm < 7.2 mm: lower excursion-limited SPL | + |
| Sony XS-L100C | 28.1 +0.7 | 0.362 -0.07 | 104 = | 6.3 -0.9 | 93.4 +1 | close | Xmax 6.3 mm < 7.2 mm: lower excursion-limited SPL | + |
| SICA Z005780 | 31.7 +4.3 | 0.455 +0.02 | 92.6 -11.4 | 8.9 +1.7 | 93.5 +1.1 | close | + | |
| Beyma 10BR60 V2 | 31 +3.6 | 0.471 +0.04 | 108.2 +4.2 | 6.5 -0.7 | 90.6 -1.8 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 6.5 mm < 7.2 mm: lower excursion-limited SPL | + |
| Dayton Audio SD270-88 v2009 | 25 -2.4 | 0.379 -0.05 | 110.4 +6.4 | 6 -1.2 | 92.1 -0.3 | usable | Xmax 6 mm < 7.2 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the SB26SFCL38-4 →
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.