PHL Audio 6031

15" · 8 Ω · 1000 W · 98.6 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	41 Hz
Qts	0.236
Qes	0.25
Qms	4.16
Vas	117 L
Sd	871 cm²
Xmax	6.3 mm
Re	5.6 Ω
Bl	28.1 T·m
Mms	137 g
Pe	1000 W
Sensitivity	98.6 dB

Alignment hint

EBP	164 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 14.7 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 6121M-20	39 -2	0.235 =	119 +2	5.6 -0.7	98.5 -0.1	close	Xmax 5.6 mm < 6.3 mm: lower excursion-limited SPL	+
Oberton 15NB500	42.77 +1.77	0.255 +0.02	121.46 +4.46	7.25 +0.95	99 +0.4	close	500 W vs 1000 W: lower power handling	+
18 Sound 15NLW9401	40 -1	0.25 +0.01	114 -3	10 +3.7	97.5 -1.1	close	4 Ω vs 8 Ω: amp load changes	+
18 Sound 15LW1400	42 +1	0.245 +0.01	137 +20	6.7 +0.4	99.3 +0.7	close		+
B&C 15CL76	42 +1	0.25 +0.01	140 +23	7 +0.7	98 -0.6	close	4 Ω vs 8 Ω: amp load changes · 400 W vs 1000 W: lower power handling	+
Oberton 15PD601	38.2 -2.8	0.228 -0.01	133.31 +16.31	8.5 +2.2	98 -0.6	close	600 W vs 1000 W: lower power handling	+
18 Sound 15NMB1000	46 +5	0.24 =	124 +7	6.5 +0.2	101 +2.4	close		+
18 Sound 15LW1401	39 -2	0.26 +0.02	127 +10	9 +2.7	98 -0.6	close	4 Ω vs 8 Ω: amp load changes	+
18 Sound 15LW1402	42 +1	0.28 +0.04	126 +9	7 +0.7	98.4 -0.2	close		+
B&C 15NW76	42 +1	0.22 -0.02	130 +13	8 +1.7	100.5 +1.9	close	600 W vs 1000 W: lower power handling	+

Compare the closest 3 against the 6031 →

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.