Beyma POWER 12 vp

12" · 4 Ω · 500 W · 96.2 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	4 Ω
Fs	42.7 Hz
Qts	0.358
Qes	0.38
Qms	6.09
Vas	53.1 L
Sd	550 cm²
Xmax	5.9 mm
Re	3.32 Ω
Bl	16.1 T·m
Mms	111 g
Pe	500 W
Sensitivity	96.2 dB

Alignment hint

EBP	112 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 18.3 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
Eminence DEFINIMAX 4012 HO	46 +3.3	0.356 =	59.4 +6.3	6.2 +0.3	95.2 -1	close	8 Ω vs 4 Ω: amp load changes	+
Faital PRO 12HP1010	45 +2.3	0.34 -0.02	56.5 +3.4	9.25 +3.35	96 -0.2	close	8 Ω vs 4 Ω: amp load changes	+
Eminence DEFINIMAX 4012HO	51 +8.3	0.35 -0.01	53.801 +0.7	6.2 +0.3	94.8 -1.4	close	8 Ω vs 4 Ω: amp load changes	+
B&C 12 PLB 100	50 +7.3	0.365 +0.01	47 -6.1	6 +0.1	95.8 -0.4	close	8 Ω vs 4 Ω: amp load changes	+
B&C 12NDL88	50 +7.3	0.37 +0.01	55 +1.9	8 +2.1	97 +0.8	close	16 Ω vs 4 Ω: amp load changes	+
Celestion CF1230BMB	43 +0.3	0.381 +0.02	60.7 +7.6	5.5 -0.4	94 -2.2	close	8 Ω vs 4 Ω: amp load changes · 350 W vs 500 W: lower power handling · Xmax 5.5 mm < 5.9 mm: lower excursion-limited SPL	+
18 Sound 12LW1400	45 +2.3	0.3 -0.06	55 +1.9	8.25 +2.35	96 -0.2	close	8 Ω vs 4 Ω: amp load changes	+
SB Audience NERO-12MWN700D vp JustDiyIt	54.4 +11.7	0.347 -0.01	53.6 +0.5	6.2 +0.3	97.5 +1.3	close	8 Ω vs 4 Ω: amp load changes	+
Radian 2312-8	46.7 +4	0.36 =	51.3 -1.8	4.9 -1	93.6 -2.6	close	8 Ω vs 4 Ω: amp load changes · Xmax 4.9 mm < 5.9 mm: lower excursion-limited SPL	+
18 Sound 12NTLS3500	41 -1.7	0.34 -0.02	63 +9.9	7.9 +2	94.5 -1.7	close		+

Compare the closest 3 against the POWER 12 vp →

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.