Beyma 12MCS500

12" · 8 Ω · 500 W · 98 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	57 Hz
Qts	0.36
Qes	0.38
Qms	7.8
Vas	57 L
Sd	550 cm²
Xmax	8 mm
Re	5.6 Ω
Bl	17.6 T·m
Mms	59 g
Pe	500 W
Sensitivity	98 dB

Alignment hint

EBP	150 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 19.9 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 12"MC500	57 =	0.34 -0.02	57 =	8 =	98 =	close		+
18 Sound 12W700	58 +1	0.36 =	55 -2	6.5 -1.5	98 =	close	Xmax 6.5 mm < 8 mm: lower excursion-limited SPL	+
18 Sound 12W750	55 -2	0.33 -0.03	61 +4	8 =	98 =	close	16 Ω vs 8 Ω: amp load changes	+
Oberton 12NMB35	54.42 -2.58	0.36 =	54.29 -2.71	6.75 -1.25	99 +1	close	Xmax 6.75 mm < 8 mm: lower excursion-limited SPL	+
PD PD 124NR1	58 +1	0.354 -0.01	49 -8	7.4 -0.6	97.3 -0.7	close	Xmax 7.4 mm < 8 mm: lower excursion-limited SPL	+
Precision Devices PD 124NR1	58 +1	0.354 -0.01	49 -8	7.4 -0.6	97.3 -0.7	close	Xmax 7.4 mm < 8 mm: lower excursion-limited SPL	+
B&C 12NDL88	50 -7	0.37 +0.01	55 -2	8 =	97 -1	close	16 Ω vs 8 Ω: amp load changes	+
18 Sound 12NW350	54 -3	0.34 -0.02	46 -11	8.3 +0.3	98 =	close		+
Beyma 12MC500	57 =	0.373 +0.01	54.9 -2.1	5.5 -2.5	97.8 -0.2	close	Xmax 5.5 mm < 8 mm: lower excursion-limited SPL	+
SB Audience NERO-12MWN700D vp JustDiyIt	54.4 -2.6	0.347 -0.01	53.6 -3.4	6.2 -1.8	97.5 -0.5	close	Xmax 6.2 mm < 8 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 12MCS500 →

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.