JBL 2231H

15" · 8 Ω · 100 W · 94.4 dB

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	16 Hz
Qts	0.212
Qes	0.22
Qms	5.5
Vas	736.2 L
Sd	882.6 cm²
Xmax	5.1 mm
Re	6.3 Ω
Bl	20.6 T·m
Mms	146.8 g
Pe	100 W
Sensitivity	94.4 dB

Alignment hint

EBP	73 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 72.7 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
JBL 136A	16 =	0.212 =	736.2 =	5.1 =	94.4 =	close		+
JBL 2231A	16 =	0.212 =	736.2 =	5.1 =	94.4 =	close		+
Focal AUDIOM 15VX v3	17.5 +1.5	0.211 =	717.7 -18.5	6 +0.9	95.1 +0.7	close		+
Audax HD35S66	18 +2	0.217 +0.01	735 -1.2	5 -0.1	96.4 +2	close	Xmax 5 mm < 5.1 mm: lower excursion-limited SPL	+
Focal AUDIOM 15VX v2	18.4 +2.4	0.224 +0.01	727 -9.2	6 +0.9	96.1 +1.7	close		+
JBL 2215A	20 +4	0.212 =	736.2 =	4.1 -1	95.8 +1.4	usable	16 Ω vs 8 Ω: amp load changes · Xmax 4.1 mm < 5.1 mm: lower excursion-limited SPL	+
JBL LE15A	20 +4	0.212 =	736.2 =	4.1 -1	95.8 +1.4	usable	16 Ω vs 8 Ω: amp load changes · Xmax 4.1 mm < 5.1 mm: lower excursion-limited SPL	+
Audiotechnology FLEXUNIT 15E1022510	18 +2	0.222 +0.01	600 -136.2	8.6 +3.5	94.5 +0.1	usable		+
Audiotechnology FLEXUNITS 15 E 102 25 10	18 +2	0.22 +0.01	600 -136.2	8.6 +3.5	93.2 -1.2	usable		+
JBL 1501AL-1	19 +3	0.191 -0.02	630 -106.2	6.4 +1.3	94.6 +0.2	usable	16 Ω vs 8 Ω: amp load changes	+

Compare the closest 3 against the 2231H →

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.