Beyma 10G40

10" · 8 Ω · 400 W · 95.4 dB · datasheet ↗

Thiele-Small parameters

Nominal size	10"
Impedance	8 Ω
Fs	55 Hz
Qts	0.314
Qes	0.33
Qms	6.47
Vas	33 L
Sd	380 cm²
Xmax	5 mm
Re	6 Ω
Bl	18 T·m
Mms	51.4 g
Pe	400 W
Sensitivity	95.4 dB

Alignment hint

EBP	167 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 8.1 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
PRV Audio 10MR1000	59.2 +4.2	0.323 +0.01	31 -2	5 =	95.4 =	close		+
Volt B250.2 PA	50 -5	0.314 =	33 =	4.6 -0.4	94.4 -1	close	250 W vs 400 W: lower power handling · Xmax 4.6 mm < 5 mm: lower excursion-limited SPL	+
18 Sound 10NW750	53 -2	0.31 =	34 +1	7.5 +2.5	94 -1.4	close		+
Celestion NTR10-2520E	56 +1	0.312 =	30 -3	4.75 -0.25	93.7 -1.7	close	250 W vs 400 W: lower power handling · Xmax 4.75 mm < 5 mm: lower excursion-limited SPL	+
Sica 10 Fe 3 CP	52 -3	0.31 =	38.6 +5.6	5 =	95.9 +0.5	close		+
Faital PRO 10PR310 4 Ohms	55 =	0.307 -0.01	35.2 +2.2	4.9 -0.1	98.5 +3.1	close	4 Ω vs 8 Ω: amp load changes · 300 W vs 400 W: lower power handling · Xmax 4.9 mm < 5 mm: lower excursion-limited SPL	+
B&C 10 PS 26	54 -1	0.296 -0.02	38 +5	5.5 +0.5	96 +0.6	close		+
Faital PRO 10PR330	60 +5	0.33 +0.02	32.5 -0.5	7.37 +2.37	96 +0.6	close	300 W vs 400 W: lower power handling	+
Beyma 10LW30/N v2017	55 =	0.29 -0.02	28 -5	5.1 +0.1	95 -0.4	close		+
Faital PRO 10PR310	55 =	0.31 =	40.3 +7.3	4.92 -0.08	97 +1.6	close	4 Ω vs 8 Ω: amp load changes · 300 W vs 400 W: lower power handling · Xmax 4.92 mm < 5 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 10G40 →

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.