BMS 18N830vv2

18" · 8 Ω · 1100 W · 96 dB

Thiele-Small parameters

Nominal size	18"
Impedance	8 Ω
Fs	31 Hz
Qts	0.37
Qes	0.39
Qms	6
Vas	262 L
Sd	1212 cm²
Xmax	8 mm
Re	4.8 Ω
Bl	22.4 T·m
Mms	210 g
Pe	1100 W
Sensitivity	96 dB

Alignment hint

EBP	79 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 98.8 L

EBP 50-100: works in either a sealed or ported 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 18N830V2	31 =	0.37 =	262 =	8 =	94.9 -1.1	close	6 Ω vs 8 Ω: amp load changes · 550 W vs 1100 W: lower power handling	+
BMS 18S430vv2	31 =	0.34 -0.03	262 =	8 =	96 =	close		+
B&C 18 PS 100 8 Ohms	30 -1	0.376 +0.01	245 -17	8 =	95.8 -0.2	close		+
Beyma 18P1000	32 +1	0.362 -0.01	245 -17	8 =	96.5 +0.5	close		+
B&C 18PS100	30 -1	0.39 +0.02	245 -17	8 =	95.5 -0.5	close	700 W vs 1100 W: lower power handling	+
Fane SOVEREIGN PRO 18-800 P	33 +2	0.386 +0.02	258 -4	7.5 -0.5	96.4 +0.4	close	800 W vs 1100 W: lower power handling · Xmax 7.5 mm < 8 mm: lower excursion-limited SPL	+
Sica 18 PFS 4	28.7 -2.3	0.37 =	245.9 -16.1	9.5 +1.5	95.1 -0.9	close		+
Eminence DEFINIMAX 4018 LF	32 +1	0.348 -0.02	237.9 -24.1	8.6 +0.6	96.4 +0.4	close		+
PHL Audio 7030	34 +3	0.378 +0.01	260 -2	7.8 -0.2	97.6 +1.6	close	750 W vs 1100 W: lower power handling · Xmax 7.8 mm < 8 mm: lower excursion-limited SPL	+
Fane COLOSSUS PRIME 18XS	33 +2	0.385 +0.02	257 -5	12 +4	95.4 -0.6	close		+

Compare the closest 3 against the 18N830vv2 →

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.