B&C 12 CXN 88

12" · 8 Ω · 500 W · 99.1 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	50 Hz
Qts	0.224
Qes	0.23
Qms	8.3
Vas	59 L
Sd	522 cm²
Xmax	4 mm
Re	5 Ω
Bl	21.2 T·m
Mms	65.6 g
Pe	500 W
Sensitivity	99.1 dB

Alignment hint

EBP	217 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 6.6 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
B&C 12 CL 76	48 -2	0.21 -0.01	59 =	3.8 -0.2	98.6 -0.5	close	350 W vs 500 W: lower power handling · Xmax 3.8 mm < 4 mm: lower excursion-limited SPL	+
Beyma 12MC700Nd	51 +1	0.24 +0.02	58 -1	7 +3	99 -0.1	close		+
B&C 12CL76	48 -2	0.21 -0.01	59 =	6 +2	98.5 -0.6	close	350 W vs 500 W: lower power handling	+
Monacor SP-30A/300NEO	52 +2	0.239 +0.01	60 +1	3.5 -0.5	99.2 +0.1	close	300 W vs 500 W: lower power handling · Xmax 3.5 mm < 4 mm: lower excursion-limited SPL	+
B&C 12 CLA 76	52 +2	0.247 +0.02	56 -3	3.9 -0.1	98.7 -0.4	close	350 W vs 500 W: lower power handling · Xmax 3.9 mm < 4 mm: lower excursion-limited SPL	+
Beyma 12"P80/Fe V2	48 -2	0.21 -0.01	61 +2	7.5 +3.5	99 -0.1	close		+
P.Audio BM-12CX38	48 -2	0.221 =	72.9 +13.9	4.5 +0.5	99.3 +0.2	close		+
Monacor SP-30A/250PA	52 +2	0.239 +0.01	62 +3	3.4 -0.6	99.1 =	close	250 W vs 500 W: lower power handling · Xmax 3.4 mm < 4 mm: lower excursion-limited SPL	+
B&C 12 PLB 76	50 =	0.229 +0.01	75 +16	4.4 +0.4	99.7 +0.6	close	350 W vs 500 W: lower power handling	+
B&C 12PLB76	50 =	0.23 +0.01	75 +16	5 +1	99 -0.1	close	350 W vs 500 W: lower power handling	+

Compare the closest 3 against the 12 CXN 88 →

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.