Faital PRO 4FE35
Thiele-Small parameters
| Nominal size | 4" |
|---|---|
| Impedance | 8 Ω |
| Fs | 100 Hz |
| Qts | 0.83 |
| Qes | 1.04 |
| Qms | 4.2 |
| Vas | 2.4 L |
| Sd | 51.9 cm² |
| Xmax | 2.73 mm |
| Re | 6.5 Ω |
| Mms | 3.9 g |
| Pe | 30 W |
| Sensitivity | 91 dB |
Alignment hint
| EBP | 96 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | Qts too high |
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 |
|---|---|---|---|---|---|---|---|---|
| Faital PRO 4FE32 | 100 = | 0.81 -0.02 | 2.4 = | 1.83 -0.9 | 91 = | close | 16 Ω vs 8 Ω: amp load changes · Xmax 1.83 mm < 2.73 mm: lower excursion-limited SPL | + |
| Faital PRO 4FE32 | 100 = | 0.61 -0.22 | 2.3 -0.1 | 2.73 = | 91 = | close | + | |
| Faital PRO 4FE35 | 100 = | 0.73 -0.1 | 2.4 = | 1.73 -1 | 91 = | usable | 4 Ω vs 8 Ω: amp load changes · Xmax 1.73 mm < 2.73 mm: lower excursion-limited SPL | + |
| Eminence ALPHA 4-8 | 123 +23 | 0.75 -0.08 | 1.94 -0.46 | 2.6 -0.13 | 88 -3 | usable | Xmax 2.6 mm < 2.73 mm: lower excursion-limited SPL | + |
| Faital PRO 4FE35 | 100 = | 1.16 +0.33 | 2.3 -0.1 | 1.83 -0.9 | 91 = | usable | 16 Ω vs 8 Ω: amp load changes · Xmax 1.83 mm < 2.73 mm: lower excursion-limited SPL | + |
| Faital PRO 4FE32 | 100 = | 0.53 -0.3 | 2.5 +0.1 | 1.73 -1 | 91 = | usable | 4 Ω vs 8 Ω: amp load changes · Xmax 1.73 mm < 2.73 mm: lower excursion-limited SPL | + |
| Eminence ALPHA 4-4 | 120 +20 | 0.63 -0.2 | 1.76 -0.64 | 2.6 -0.13 | 88 -3 | usable | 4 Ω vs 8 Ω: amp load changes · Xmax 2.6 mm < 2.73 mm: lower excursion-limited SPL | + |
| Faital PRO 4FE42 | 110 +10 | 0.47 -0.36 | 1.9 -0.5 | 2.83 +0.1 | 94 +3 | usable | + | |
| Sica 4 L 1 SL | 108.3 +8.3 | 0.63 -0.2 | 1.2 -1.2 | 2.4 -0.33 | 86.2 -4.8 | risky | Xmax 2.4 mm < 2.73 mm: lower excursion-limited SPL | + |
| LaVoce WSN041.00-16 | 106 +6 | 0.36 -0.47 | 1.96 -0.44 | 4.3 +1.57 | 91 = | risky | 16 Ω vs 8 Ω: amp load changes | + |
Compare the closest 3 against the 4FE35 →
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.