Celestion TF1230
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 59 Hz |
| Qts | 0.515 |
| Qes | 0.652 |
| Qms | 2.4 |
| Vas | 51.25 L |
| Sd | 527 cm² |
| Xmax | 4.8 mm |
| Re | 5.2 Ω |
| Bl | 13 T·m |
| Mms | 56.7 g |
| Pe | 350 W |
| Sensitivity | 94 dB |
Alignment hint
| EBP | 90 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 57.9 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 |
|---|---|---|---|---|---|---|---|---|
| Faital PRO 12FE400 | 55 -4 | 0.52 +0.01 | 69.1 +17.85 | 5.42 +0.62 | 95 +1 | close | 4 Ω vs 8 Ω: amp load changes · 200 W vs 350 W: lower power handling | + |
| 18 Sound 12NTLW3500 | 57 -2 | 0.54 +0.03 | 40 -11.25 | 7.9 +3.1 | 95 +1 | close | 16 Ω vs 8 Ω: amp load changes | + |
| P.Audio E12-300S | 62 +3 | 0.49 -0.03 | 49.05 -2.2 | 3.4 -1.4 | 95.3 +1.3 | close | 200 W vs 350 W: lower power handling · Xmax 3.4 mm < 4.8 mm: lower excursion-limited SPL | + |
| RCF L12/565K | 63 +4 | 0.56 +0.05 | 57 +5.75 | 4 -0.8 | 95.7 +1.7 | usable | 200 W vs 350 W: lower power handling · Xmax 4 mm < 4.8 mm: lower excursion-limited SPL | + |
| Faital PRO 12FH520 | 55 -4 | 0.47 -0.05 | 56.4 +5.15 | 7 +2.2 | 97 +3 | usable | 16 Ω vs 8 Ω: amp load changes | + |
| 18 Sound 12NTLW2500 | 62 +3 | 0.5 -0.02 | 42 -9.25 | 7.6 +2.8 | 97 +3 | usable | 16 Ω vs 8 Ω: amp load changes | + |
| P.Audio E12-200S | 59.7 +0.7 | 0.475 -0.04 | 49.1 -2.15 | 3.5 -1.3 | 96.6 +2.6 | usable | 200 W vs 350 W: lower power handling · Xmax 3.5 mm < 4.8 mm: lower excursion-limited SPL | + |
| JB Systems PWX12-200 | 59.4 +0.4 | 0.474 -0.04 | 55.5 +4.25 | 3.6 -1.2 | 96.5 +2.5 | usable | 200 W vs 350 W: lower power handling · Xmax 3.6 mm < 4.8 mm: lower excursion-limited SPL | + |
| P.Audio E12-200S v2024 | 59 = | 0.569 +0.05 | 62 +10.75 | 4.1 -0.7 | 96.4 +2.4 | usable | 200 W vs 350 W: lower power handling · Xmax 4.1 mm < 4.8 mm: lower excursion-limited SPL | + |
| Celestion BN12-300X | 56.2 -2.8 | 0.479 -0.04 | 61.2 +9.95 | 4 -0.8 | 96.1 +2.1 | usable | Xmax 4 mm < 4.8 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the TF1230 →
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.