Celestion FTR15-4080FD

15" · 8 Ω · 1000 W · 97 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	35.4 Hz
Qts	0.28
Qes	0.302
Qms	3.9
Vas	164.3 L
Sd	851 cm²
Xmax	6 mm
Re	5.6 Ω
Bl	23.1 T·m
Mms	127.2 g
Pe	1000 W
Sensitivity	97 dB

Alignment hint

EBP	117 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 30.6 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
Beyma 15G400	35 -0.4	0.271 -0.01	175 +10.7	6.1 +0.1	97.5 +0.5	close	400 W vs 1000 W: lower power handling	+
Fane COLOSSUS 15XBN	38 +2.6	0.279 =	168 +3.7	7.5 +1.5	98.1 +1.1	close		+
PHL Audio 5011	36 +0.6	0.268 -0.01	174.7 +10.4	6 =	98.3 +1.3	close	500 W vs 1000 W: lower power handling	+
PHL Audio 5012MNdU	36 +0.6	0.268 -0.01	175 +10.7	6 =	98.3 +1.3	close	500 W vs 1000 W: lower power handling	+
BMS 15N830vv2	37 +1.6	0.27 -0.01	159 -5.3	8 +2	96 -1	close		+
DAS Audio 15S	35 -0.4	0.287 +0.01	188 +23.7	8 +2	97.4 +0.4	close	700 W vs 1000 W: lower power handling	+
Beyma 115ND/W	37 +1.6	0.285 =	145 -19.3	6.6 +0.6	97.7 +0.7	close	700 W vs 1000 W: lower power handling	+
SICA 15 K3 PL-8	40 +4.6	0.27 -0.01	166.1 +1.8	6.5 +0.5	97.6 +0.6	close	400 W vs 1000 W: lower power handling	+
BMS 15N830V2 v2015	37 +1.6	0.271 -0.01	159 -5.3	7.5 +1.5	98.6 +1.6	close		+
Celestion FTR15-4080F	38 +2.6	0.249 -0.03	163.1 -1.2	6 =	97 =	close	600 W vs 1000 W: lower power handling	+

Compare the closest 3 against the FTR15-4080FD →

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.