BMS 8S219

8" · 8 Ω · 250 W · 94 dB

Thiele-Small parameters

Nominal size	8"
Impedance	8 Ω
Fs	82 Hz
Qts	0.41
Qes	0.45
Qms	4.8
Vas	9.7 L
Sd	222 cm²
Xmax	6.3 mm
Re	5.8 Ω
Bl	13.3 T·m
Mms	26.6 g
Pe	250 W
Sensitivity	94 dB

Alignment hint

EBP	182 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 4.9 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
BMS 8N519	74.9 -7.1	0.37 -0.04	10.9 +1.2	6.3 =	94 =	close		+
B&C 8CL51	83 +1	0.51 +0.1	9.5 -0.2	6 -0.3	94 =	close	16 Ω vs 8 Ω: amp load changes · Xmax 6 mm < 6.3 mm: lower excursion-limited SPL	+
B&C 8CL51	69 -13	0.41 =	12.5 +2.8	6.5 +0.2	94 =	close		+
LaVoce WAF082.00	78 -4	0.37 -0.04	11.92 +2.22	6.3 =	95 +1	close		+
18 Sound 8NMB750	91 +9	0.37 -0.04	7.3 -2.4	6.3 =	95 +1	usable	16 Ω vs 8 Ω: amp load changes	+
B&C 8NDL51	75 -7	0.57 +0.16	10.1 +0.4	7 +0.7	94 =	usable	4 Ω vs 8 Ω: amp load changes	+
LaVoce WAN082.01	85 +3	0.32 -0.09	9 -0.7	5.8 -0.5	96 +2	usable	Xmax 5.8 mm < 6.3 mm: lower excursion-limited SPL	+
Faital PRO 8PR320	65 -17	0.41 =	13.1 +3.4	7.33 +1.03	95 +1	usable		+
Faital PRO 8FE300	70 -12	0.41 =	14 +4.3	5.47 -0.83	93 -1	usable	4 Ω vs 8 Ω: amp load changes · Xmax 5.47 mm < 6.3 mm: lower excursion-limited SPL	+
B&C 8NDL51	70 -12	0.47 +0.06	13.4 +3.7	7 +0.7	94 =	usable	16 Ω vs 8 Ω: amp load changes	+

Compare the closest 3 against the 8S219 →

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.