Volt B2549

10" · 8 Ω · 200 W · 87.6 dB · datasheet ↗

Thiele-Small parameters

Nominal size	10"
Impedance	8 Ω
Fs	24 Hz
Qts	0.321
Qes	0.39
Qms	1.8
Vas	74 L
Sd	337 cm²
Xmax	8.3 mm
Re	5.8 Ω
Bl	14.6 T·m
Mms	94.6 g
Pe	200 W
Sensitivity	87.6 dB

Alignment hint

EBP	62 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 19.2 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
Volt B2550	24 =	0.321 =	74 =	8.3 =	87.6 =	close		+
Reckhorn D-250	22 -2	0.34 +0.02	71.4 -2.6	8.2 -0.1	88.5 +0.9	close	4 Ω vs 8 Ω: amp load changes · 150 W vs 200 W: lower power handling · Xmax 8.2 mm < 8.3 mm: lower excursion-limited SPL	+
Morel TICW 1058FT	25 +1	0.3 -0.02	82 +8	10.5 +2.2	87.5 -0.1	close		+
Volt RV2550	28 +4	0.331 +0.01	71.8 -2.2	9.1 +0.8	89.5 +1.9	close		+
Peerless NE265W-04	23.3 -0.7	0.294 -0.03	72.8 -1.2	8.8 +0.5	91.3 +3.7	close	4 Ω vs 8 Ω: amp load changes	+
Vifa NE-265W-04	23 -1	0.294 -0.03	72.8 -1.2	8.9 +0.6	91.1 +3.5	close	4 Ω vs 8 Ω: amp load changes	+
Peerless 830846	24.3 +0.3	0.328 +0.01	81.8 +7.8	8.7 +0.4	92.2 +4.6	close	4 Ω vs 8 Ω: amp load changes	+
STX W.27.500.8.FCX	25 +1	0.352 +0.03	59 -15	9.6 +1.3	87.6 =	close		+
SB Acoustics SB29SWNRX-S75-6	20 -4	0.315 -0.01	66 -8	10 +1.7	86.5 -1.1	close		+
Image Dynamics IDQ10DQV3	25.5 +1.5	0.384 +0.06	71 -3	9 +0.7	88.9 +1.3	close		+

Compare the closest 3 against the B2549 →

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.