SEAS P25REX
Thiele-Small parameters
| Nominal size | 10" |
|---|---|
| Impedance | 8 Ω |
| Fs | 27 Hz |
| Qts | 0.437 |
| Qes | 0.54 |
| Qms | 2.3 |
| Vas | 156.8 L |
| Sd | 350 cm² |
| Xmax | 6 mm |
| Re | 6.1 Ω |
| Bl | 8.5 T·m |
| Mms | 38.1 g |
| Pe | 80 W |
| Sensitivity | 90.7 dB |
Alignment hint
| EBP | 50 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 96.9 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 |
|---|---|---|---|---|---|---|---|---|
| SEAS P25REX/DD | 27 = | 0.437 = | 156.8 = | 6 = | 90.7 = | close | + | |
| Dayton Audio RS270S-8 | 26.9 -0.1 | 0.41 -0.03 | 147.2 -9.6 | 6 = | 90 -0.7 | close | + | |
| KEF B139 SP1044 | 25 -2 | 0.373 -0.06 | 164 +7.2 | 6 = | 90.9 +0.2 | close | 50 W vs 80 W: lower power handling | + |
| Audax PR240SB | 27 = | 0.459 +0.02 | 155 -1.8 | 4 -2 | 90.9 +0.2 | close | Xmax 4 mm < 6 mm: lower excursion-limited SPL | + |
| Scan-Speak 26W/8534G00 v2011 | 23 -4 | 0.402 -0.03 | 150 -6.8 | 6 = | 89.8 -0.9 | close | + | |
| Scan-Speak 26W/8534G00 | 25 -2 | 0.368 -0.07 | 153 -3.8 | 6 = | 91.5 +0.8 | close | + | |
| AB Sound TW 1041 | 32 +5 | 0.433 = | 158 +1.2 | 8 +2 | 93.3 +2.6 | close | + | |
| Samy Speaker TW1041 | 32 +5 | 0.433 = | 158 +1.2 | 8 +2 | 93.3 +2.6 | close | + | |
| Beyma 10BR60 V2 v2023 | 29 +2 | 0.388 -0.05 | 142 -14.8 | 6.5 +0.5 | 91.8 +1.1 | close | + | |
| Beyma 10"BR60 V2 | 29 +2 | 0.39 -0.05 | 142 -14.8 | 6.5 +0.5 | 92 +1.3 | close | + |
Compare the closest 3 against the P25REX →
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.