PHL Audio 6051

15" · 8 Ω · 700 W · 100.5 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	39 Hz
Qts	0.209
Qes	0.22
Qms	4.21
Vas	135.6 L
Sd	892 cm²
Xmax	5.3 mm
Re	4.1 Ω
Bl	25 T·m
Mms	137 g
Pe	700 W
Sensitivity	100.5 dB

Alignment hint

EBP	177 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 13 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
PHL Audio 6050	40 +1	0.209 =	130 -5.6	5.1 -0.2	100.7 +0.2	close	Xmax 5.1 mm < 5.3 mm: lower excursion-limited SPL	+
B&C 15FW76	40 +1	0.21 =	138 +2.4	7 +1.7	100 -0.5	close	500 W vs 700 W: lower power handling	+
B&C 15 FW 76	40 +1	0.211 =	138 +2.4	4.7 -0.6	100.1 -0.4	close	500 W vs 700 W: lower power handling · Xmax 4.7 mm < 5.3 mm: lower excursion-limited SPL	+
Oberton 15LX600	40.9 +1.9	0.216 +0.01	150.3 +14.7	5.3 =	100.4 -0.1	close		+
B&C 15NW76	39 =	0.21 =	143 +7.4	8 +2.7	99 -1.5	close	4 Ω vs 8 Ω: amp load changes	+
RCF MB 15N401	42 +3	0.195 -0.01	136 +0.4	5.3 =	101 +0.5	close		+
Oberton 15XL601	40.9 +1.9	0.216 +0.01	150.32 +14.72	5.25 -0.05	100 -0.5	close	Xmax 5.25 mm < 5.3 mm: lower excursion-limited SPL	+
Precision Devices PD154	39 =	0.205 =	149 +13.4	6.5 +1.2	99 -1.5	close	16 Ω vs 8 Ω: amp load changes · 500 W vs 700 W: lower power handling	+
B&C 15 NW 76	42 +3	0.218 +0.01	130 -5.6	4.9 -0.4	100 -0.5	close	Xmax 4.9 mm < 5.3 mm: lower excursion-limited SPL	+
B&C 15NW76	42 +3	0.22 +0.01	130 -5.6	8 +2.7	100.5 =	close		+

Compare the closest 3 against the 6051 →

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.