18 Sound 15LW1401 4 Ohms
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 4 Ω |
| Fs | 39 Hz |
| Qts | 0.26 |
| Qes | 0.27 |
| Qms | 7.21 |
| Vas | 127 L |
| Sd | 850 cm² |
| Xmax | 7.4 mm |
| Re | 3.5 Ω |
| Bl | 20.5 T·m |
| Mms | 132.8 g |
| Pe | 1000 W |
| Sensitivity | 100 dB |
Alignment hint
| EBP | 144 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 19.9 L |
EBP > 100: favours a ported (bass-reflex) 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 |
|---|---|---|---|---|---|---|---|---|
| 18 Sound 15LW1401 | 39 = | 0.26 = | 127 = | 9 +1.6 | 98 -2 | close | + | |
| PHL Audio 6030 | 38 -1 | 0.264 = | 130 +3 | 7.2 -0.2 | 97.6 -2.4 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 7.2 mm < 7.4 mm: lower excursion-limited SPL | + |
| P.Audio P-15N | 39.8 +0.8 | 0.254 -0.01 | 144.6 +17.6 | 7.5 +0.1 | 99.2 -0.8 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Faital PRO 15HP1020 | 40 +1 | 0.27 +0.01 | 126.6 -0.4 | 9 +1.6 | 98 -2 | close | 8 Ω vs 4 Ω: amp load changes · 700 W vs 1000 W: lower power handling | + |
| 18 Sound 15NLW9401 | 39 = | 0.26 = | 134 +7 | 10 +2.6 | 97.5 -2.5 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Oberton 15NB500 | 42.77 +3.77 | 0.255 -0.01 | 121.46 -5.54 | 7.25 -0.15 | 99 -1 | close | 8 Ω vs 4 Ω: amp load changes · 500 W vs 1000 W: lower power handling · Xmax 7.25 mm < 7.4 mm: lower excursion-limited SPL | + |
| Oberton 15NB451 | 39.57 +0.57 | 0.257 = | 145.21 +18.21 | 7 -0.4 | 99 -1 | close | 8 Ω vs 4 Ω: amp load changes · 450 W vs 1000 W: lower power handling · Xmax 7 mm < 7.4 mm: lower excursion-limited SPL | + |
| BMS 15S430V2 | 39.8 +0.8 | 0.26 = | 135 +8 | 7.5 +0.1 | 96.8 -3.2 | close | 8 Ω vs 4 Ω: amp load changes · 600 W vs 1000 W: lower power handling | + |
| Oberton 15B500 | 38.2 -0.8 | 0.268 +0.01 | 145.82 +18.82 | 7.25 -0.15 | 99 -1 | close | 8 Ω vs 4 Ω: amp load changes · 500 W vs 1000 W: lower power handling · Xmax 7.25 mm < 7.4 mm: lower excursion-limited SPL | + |
| 18 Sound 15LW1410 | 42 +3 | 0.27 +0.01 | 131 +4 | 8.5 +1.1 | 98.5 -1.5 | close | 8 Ω vs 4 Ω: amp load changes | + |
Compare the closest 3 against the 15LW1401 4 Ohms →
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.