Elokance 12WF540SUB
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 41 Hz |
| Qts | 0.187 |
| Qes | 0.19 |
| Qms | 10.89 |
| Vas | 79.7 L |
| Sd | 517 cm² |
| Xmax | 2.9 mm |
| Re | 5.8 Ω |
| Bl | 23.6 T·m |
| Mms | 70.8 g |
| Pe | 140 W |
| Sensitivity | 98 dB |
Alignment hint
| EBP | 216 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 6 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 |
|---|---|---|---|---|---|---|---|---|
| Precision Devices PD122 | 42.9 +1.9 | 0.194 +0.01 | 90 +10.3 | 5.5 +2.6 | 98 = | close | 16 Ω vs 8 Ω: amp load changes | + |
| Oberton 12NB400 | 43.58 +2.58 | 0.18 -0.01 | 70.45 -9.25 | 5.25 +2.35 | 98 = | close | + | |
| Beyma 12G200 | 40 -1 | 0.184 = | 108 +28.3 | 3 +0.1 | 98.3 +0.3 | close | + | |
| PD PD 122 | 42.9 +1.9 | 0.196 +0.01 | 90 +10.3 | 4.7 +1.8 | 98.8 +0.8 | close | + | |
| Precision Devices PD 122 | 42.9 +1.9 | 0.196 +0.01 | 90 +10.3 | 4.7 +1.8 | 98.8 +0.8 | close | + | |
| B&C 12 NW 76 | 40 -1 | 0.163 -0.02 | 76 -3.7 | 4.8 +1.9 | 98.3 +0.3 | close | + | |
| B&C 12 PS 76 | 42 +1 | 0.208 +0.02 | 75 -4.7 | 5.1 +2.2 | 97.2 -0.8 | close | + | |
| Beyma 12P80/Fe | 46 +5 | 0.186 = | 75.6 -4.1 | 5.6 +2.7 | 99.8 +1.8 | close | + | |
| BMS 12S320 | 45.4 +4.4 | 0.2 +0.01 | 69.5 -10.2 | 4.5 +1.6 | 98 = | close | + | |
| HH Electronics 1201E | 45.5 +4.5 | 0.171 -0.02 | 72.7 -7 | 3.3 +0.4 | 99.3 +1.3 | close | + |
Compare the closest 3 against the 12WF540SUB →
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.