Wharfedale D592

18" · 16 Ω · 400 W · 94.6 dB · datasheet ↗

Thiele-Small parameters

Nominal size	18"
Impedance	16 Ω
Fs	35 Hz
Qts	0.547
Qes	0.59
Qms	7.54
Vas	251 L
Sd	1134 cm²
Xmax	6 mm
Re	8 Ω
Bl	21 T·m
Mms	148.5 g
Pe	400 W
Sensitivity	94.6 dB

Alignment hint

EBP	59 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 374 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
Eminence KILOMAX PRO 18	33 -2	0.557 +0.01	239.9 -11.1	10 +4	95.1 +0.5	close	8 Ω vs 16 Ω: amp load changes	+
Eminence KILOMAX PRO 18 A	33 -2	0.557 +0.01	239.9 -11.1	10 +4	95.1 +0.5	close	8 Ω vs 16 Ω: amp load changes	+
Monacor SP-46A/500BS	36 +1	0.485 -0.06	250 -1	6 =	96.6 +2	close	8 Ω vs 16 Ω: amp load changes	+
Radian 2218	33.8 -1.2	0.525 -0.02	286 +35	9 +3	95.5 +0.9	close	8 Ω vs 16 Ω: amp load changes	+
Radian 2218-8	33.8 -1.2	0.518 -0.03	282.9 +31.9	9 +3	95.5 +0.9	close	8 Ω vs 16 Ω: amp load changes	+
MC Kenzie C18.500BS	37 +2	0.484 -0.06	252 +1	6.5 +0.5	96.4 +1.8	close	8 Ω vs 16 Ω: amp load changes	+
Peerless FSL-1830R09-08	32.7 -2.3	0.587 +0.04	283.1 +32.1	9.6 +3.6	94.6 =	close	8 Ω vs 16 Ω: amp load changes	+
Eminence KILOMAX 18	33.8 -1.2	0.527 -0.02	281.4 +30.4	10 +4	96.4 +1.8	close	8 Ω vs 16 Ω: amp load changes	+
P.Audio P180/2242	37 +2	0.48 -0.07	231.72 -19.28	7 +1	95.5 +0.9	close	8 Ω vs 16 Ω: amp load changes	+
P.Audio GST-181200	35 =	0.54 -0.01	180.2 -70.8	6 =	93.2 -1.4	close	8 Ω vs 16 Ω: amp load changes	+

Compare the closest 3 against the D592 →

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.