Selenium WPU1807
Thiele-Small parameters
| Nominal size | 18" |
|---|---|
| Impedance | 8 Ω |
| Fs | 31 Hz |
| Qts | 0.475 |
| Qes | 0.49 |
| Qms | 15.33 |
| Vas | 318 L |
| Sd | 1194 cm² |
| Xmax | 4.3 mm |
| Re | 6.7 Ω |
| Bl | 21 T·m |
| Mms | 165.6 g |
| Pe | 500 W |
| Sensitivity | 95.6 dB |
Alignment hint
| EBP | 63 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 261.5 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 |
|---|---|---|---|---|---|---|---|---|
| Eminence KILOMAX PRO-18A | 32 +1 | 0.47 -0.01 | 331.5 +13.5 | 10 +5.7 | 95.8 +0.2 | close | + | |
| Selenium WPU1805 | 34 +3 | 0.447 -0.03 | 316 -2 | 4.3 = | 97.1 +1.5 | close | + | |
| Sica 18 F 3 CP | 31.6 +0.6 | 0.44 -0.03 | 321 +3 | 6.5 +2.2 | 96.9 +1.3 | close | + | |
| P.Audio E18-400S | 33 +2 | 0.498 +0.02 | 284.4 -33.6 | 5 +0.7 | 96.1 +0.5 | close | + | |
| Eminence KILOMAX PRO 18 A v2016 | 32 +1 | 0.467 -0.01 | 331.5 +13.5 | 10 +5.7 | 97.4 +1.8 | close | + | |
| SB Audience BIANCO-18SW500 | 30 -1 | 0.516 +0.04 | 335 +17 | 9.2 +4.9 | 95.8 +0.2 | close | + | |
| Beyma 18WRS600 | 30 -1 | 0.47 -0.01 | 354 +36 | 8.5 +4.2 | 97 +1.4 | close | + | |
| B&C 18 PS 100 (prodance) | 31.5 +0.5 | 0.458 -0.02 | 268 -50 | 8 +3.7 | 96.2 +0.6 | close | + | |
| Beyma 18G40 | 31 = | 0.407 -0.07 | 323 +5 | 7 +2.7 | 96.9 +1.3 | close | + | |
| Beyma 18LX60 vp1 | 31.3 +0.3 | 0.472 = | 385 +67 | 9 +4.7 | 96.8 +1.2 | close | + |
Compare the closest 3 against the WPU1807 →
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.