JBL CS-1214

12" · 16 Ω · 250 W · 86.2 dB

Thiele-Small parameters

Nominal size	12"
Impedance	16 Ω
Fs	28 Hz
Qts	0.492
Qes	0.57
Qms	3.6
Vas	76.7 L
Sd	530 cm²
Xmax	6.3 mm
Re	8.85 Ω
Bl	21.3 T·m
Mms	165.9 g
Pe	250 W
Sensitivity	86.2 dB

Alignment hint

EBP	49 · sealed
Sealed Vb (Qtc ≈ 0.71)	≈ 72 L

EBP < 50: favours a sealed (closed) 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
JL Audio 12W1V3-4	26.21 -1.79	0.5 +0.01	76.63 -0.07	11 +4.7	86.1 -0.1	close	4 Ω vs 16 Ω: amp load changes	+
Infinity PRIMUS 1270	29.7 +1.7	0.49 =	75.7 -1	11.3 +5	87.3 +1.1	close	4 Ω vs 16 Ω: amp load changes	+
Morel PRIMO 124	28 =	0.47 -0.02	85 +8.3	8 +1.7	87.1 +0.9	close	4 Ω vs 16 Ω: amp load changes	+
Audio System HX12 SQ	28.2 +0.2	0.5 +0.01	68 -8.7	11.8 +5.5	86.1 -0.1	close	4 Ω vs 16 Ω: amp load changes	+
JL Audio 12W1V3-2	26.55 -1.45	0.52 +0.03	72 -4.7	11 +4.7	85.9 -0.3	close	2 Ω vs 16 Ω: amp load changes	+
Alpine SWA-12S4	30 +2	0.49 =	67.79 -8.91	10 +3.7	87.2 +1	close	4 Ω vs 16 Ω: amp load changes	+
OmnesAudio SW12HEX	26.4 -1.6	0.453 -0.04	68.7 -8	7 +0.7	86.9 +0.7	close	8 Ω vs 16 Ω: amp load changes	+
Rockford Fosgate S2-124	27 -1	0.498 +0.01	77 +0.3	10.7 +4.4	89.9 +3.7	close	4 Ω vs 16 Ω: amp load changes	+
JBL CS1214	28 =	0.536 +0.04	76.7 =	6.1 -0.2	90.2 +4	close	4 Ω vs 16 Ω: amp load changes · Xmax 6.1 mm < 6.3 mm: lower excursion-limited SPL	+
Monacor BLACKBASS-12 8 Ohms	29 +1	0.482 -0.01	61 -15.7	7.5 +1.2	87.1 +0.9	close	8 Ω vs 16 Ω: amp load changes	+

Compare the closest 3 against the CS-1214 →

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.