Volt BM251.3 PA

10" · 8 Ω · 200 W · 96.8 dB · datasheet ↗

Thiele-Small parameters

Nominal size	10"
Impedance	8 Ω
Fs	55 Hz
Qts	0.346
Qes	0.37
Qms	5.42
Vas	44 L
Sd	336 cm²
Xmax	4.8 mm
Re	5.2 Ω
Bl	12.1 T·m
Mms	30.1 g
Pe	200 W
Sensitivity	96.8 dB

Alignment hint

EBP	149 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 13.9 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
Fane SOVEREIGN 10-275	60 +5	0.343 =	42.4 -1.6	5 +0.2	97.5 +0.7	close		+
SICA 10 N 2.5 PL v2017	57 +2	0.357 +0.01	40.9 -3.1	4.5 -0.3	96.5 -0.3	close	Xmax 4.5 mm < 4.8 mm: lower excursion-limited SPL	+
Sica 10 N 2.5 PL	57 +2	0.36 +0.01	40.9 -3.1	4.5 -0.3	96.6 -0.2	close	Xmax 4.5 mm < 4.8 mm: lower excursion-limited SPL	+
Faital PRO 10PR310	55 =	0.31 -0.04	40.3 -3.7	4.92 +0.12	97 +0.2	close	4 Ω vs 8 Ω: amp load changes	+
SB Audience BIANCO-10MW200	58 +3	0.336 -0.01	39.3 -4.7	5.2 +0.4	96.2 -0.6	close		+
SICA 10 L 2.5 SL 8 Ohms	54.4 -0.6	0.326 -0.02	43.8 -0.2	4 -0.8	96.2 -0.6	close	Xmax 4 mm < 4.8 mm: lower excursion-limited SPL	+
SICA 10 L 2.5 SL Z006900	54.4 -0.6	0.326 -0.02	43.8 -0.2	4 -0.8	96.2 -0.6	close	Xmax 4 mm < 4.8 mm: lower excursion-limited SPL	+
Beyma 10"WR300	52 -3	0.35 =	42 -2	6 +1.2	95 -1.8	close		+
Fane SOVEREIGN 10-300	58 +3	0.313 -0.03	43 -1	4.8 =	97.5 +0.7	close		+
Fane SOVEREIGN PRO 10-300	58 +3	0.322 -0.02	41 -3	4.7 -0.1	97.2 +0.4	close	Xmax 4.7 mm < 4.8 mm: lower excursion-limited SPL	+

Compare the closest 3 against the BM251.3 PA →

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.