Celestion FTR12-4080DL/4
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 35.3 Hz |
| Qts | 0.428 |
| Qes | 0.51 |
| Qms | 2.68 |
| Vas | 51.4 L |
| Sd | 530.9 cm² |
| Xmax | 8 mm |
| Re | 3.15 Ω |
| Bl | 14.6 T·m |
| Mms | 156.3 g |
| Pe | 700 W |
| Sensitivity | 92.5 dB |
Alignment hint
| EBP | 69 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 29.7 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 |
|---|---|---|---|---|---|---|---|---|
| Pioneer TS-W306C | 32.6 -2.7 | 0.414 -0.01 | 55.6 +4.2 | 8.1 +0.1 | 92.8 +0.3 | close | 400 W vs 700 W: lower power handling | + |
| Sica 12 SR 3 CP | 37 +1.7 | 0.4 -0.03 | 60.9 +9.5 | 8 = | 92.2 -0.3 | close | 8 Ω vs 4 Ω: amp load changes · 450 W vs 700 W: lower power handling | + |
| Sica 12 SR 3 PL | 36 +0.7 | 0.42 -0.01 | 60.4 +9 | 7 -1 | 91.8 -0.7 | close | 8 Ω vs 4 Ω: amp load changes · 400 W vs 700 W: lower power handling · Xmax 7 mm < 8 mm: lower excursion-limited SPL | + |
| SICA 12 SR 3 PL v2018 | 36 +0.7 | 0.418 -0.01 | 60.4 +9 | 7 -1 | 91.7 -0.8 | close | 8 Ω vs 4 Ω: amp load changes · 400 W vs 700 W: lower power handling · Xmax 7 mm < 8 mm: lower excursion-limited SPL | + |
| Sony XS-GTR121L | 35 -0.3 | 0.46 +0.03 | 50 -1.4 | 8.4 +0.4 | 88.3 -4.2 | close | 400 W vs 700 W: lower power handling | + |
| Ground Zero GZRW 30SPL vp | 33.3 -2 | 0.357 -0.07 | 52 +0.6 | 9.1 +1.1 | 92 -0.5 | close | 8 Ω vs 4 Ω: amp load changes | + |
| JBL 1200 GTI | 37 +1.7 | 0.47 +0.04 | 56.7 +5.3 | 8 = | 94.5 +2 | close | + | |
| Focal P30DB | 29.4 -5.9 | 0.427 = | 56.8 +5.4 | 7.7 -0.3 | 93.7 +1.2 | close | 2 Ω vs 4 Ω: amp load changes · 400 W vs 700 W: lower power handling · Xmax 7.7 mm < 8 mm: lower excursion-limited SPL | + |
| Focal 33K | 38.4 +3.1 | 0.415 -0.01 | 51.1 -0.3 | 5.9 -2.1 | 93.5 +1 | close | 400 W vs 700 W: lower power handling · Xmax 5.9 mm < 8 mm: lower excursion-limited SPL | + |
| Pioneer TS-W126C(PREMIER) | 32.6 -2.7 | 0.42 -0.01 | 55.614 +4.21 | 8.7 +0.7 | 88.4 -4.1 | close | 400 W vs 700 W: lower power handling | + |
Compare the closest 3 against the FTR12-4080DL/4 →
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.