Celestion TF1530

15" · 8 Ω · 400 W · 96.7 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	45 Hz
Qts	0.38
Qes	0.42
Qms	4.2
Vas	141.2 L
Sd	843 cm²
Xmax	2 mm
Re	5.66 Ω
Bl	18.7 T·m
Mms	91.85 g
Pe	400 W
Sensitivity	96.7 dB

Alignment hint

EBP	107 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 57.3 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
Celestion TF 1530	45 =	0.382 =	141.2 =	2 =	98.3 +1.6	close		+
Celestion TRUVOX 1530	45 =	0.382 =	141.2 =	2 =	98.3 +1.6	close		+
Celestion BN15-400S8	44.8 -0.2	0.355 -0.03	141.3 +0.1	2 =	98.1 +1.4	close		+
Jensen 15 LL _ 15V	46.3 +1.3	0.393 +0.01	154 +12.8	3 +1	96.5 -0.2	close	16 Ω vs 8 Ω: amp load changes · 200 W vs 400 W: lower power handling	+
Audax PR38EX100VST vp_b	44.1 -0.9	0.378 =	137.8 -3.4	4 +2	98.1 +1.4	close	250 W vs 400 W: lower power handling	+
RCF L15/542K	45 =	0.36 -0.02	146 +4.8	4.5 +2.5	97.3 +0.6	close		+
SICA 15 L 2.5 SL	45 =	0.422 +0.04	133.8 -7.4	4 +2	96.7 =	close	250 W vs 400 W: lower power handling	+
Celestion FTR15-3070E	45.3 +0.3	0.4 +0.02	143.9 +2.7	5.5 +3.5	98.4 +1.7	close		+
Monacor SP-38A/300PRO	50 +5	0.389 +0.01	135 -6.2	2.5 +0.5	99.1 +2.4	close	300 W vs 400 W: lower power handling	+
Audax PR38EX100VST vp 2mm	47.7 +2.7	0.372 -0.01	117.9 -23.3	2 =	98.6 +1.9	close	250 W vs 400 W: lower power handling	+

Compare the closest 3 against the TF1530 →

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.