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Eminence SIGMA PRO 18 (prodance)

18" · 8 Ω · 650 W · 98.4 dB · datasheet ↗

Thiele-Small parameters

Nominal size18"
Impedance8 Ω
Fs26 Hz
Qts0.301
Qes0.31
Qms10.1
Vas523 L
Sd1190 cm²
Xmax6.1 mm
Re5.37 Ω
Bl20.1 T·m
Mms142.2 g
Pe650 W
Sensitivity98.4 dB

Alignment hint

EBP84 · flexible
Sealed Vb (Qtc ≈ 0.71)≈ 115.7 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

DriverFs (Hz)QtsVas (L)Xmax (mm)Sens (dB)FitNotesCompare
Eminence DELTA PRO 1826 =0.301 =523 =6.7 +0.698.4 =close500 W vs 650 W: lower power handling+
Eminence DELTA PRO 18 (Prodance)26.6 +0.60.301 =533.6 +10.66.7 +0.698.8 +0.4close500 W vs 650 W: lower power handling+
Eminence SIGMA PRO 18 A2 (prodance)26 =0.299 =613 +906.1 =98.3 -0.1close+
Eminence DELTA PRO 18 A26 =0.32 +0.02493.2 -29.86.7 +0.698 -0.4close500 W vs 650 W: lower power handling+
Dayton Audio PA460-8 1826.2 +0.20.269 -0.03473.5 -49.56 -0.198.6 +0.2close500 W vs 650 W: lower power handling · Xmax 6 mm < 6.1 mm: lower excursion-limited SPL+
Dayton Audio PA460-8 18 PRO WOOFER26.2 +0.20.269 -0.03473.5 -49.56 -0.198.6 +0.2close500 W vs 650 W: lower power handling · Xmax 6 mm < 6.1 mm: lower excursion-limited SPL+
MCM Electronics 55-296427 +10.313 +0.01630.6 +107.66 -0.198.1 -0.3close300 W vs 650 W: lower power handling · Xmax 6 mm < 6.1 mm: lower excursion-limited SPL+
Eminence JAY701028.1 +2.10.314 +0.01546.6 +23.69.1 +399.2 +0.8close+
Eminence OMEGA PRO 18 A25 -10.308 +0.01548.7 +25.74.8 -1.398.1 -0.3closeXmax 4.8 mm < 6.1 mm: lower excursion-limited SPL+
Eminence SIGMA PRO 1828 +20.29 -0.01441.2 -81.86.1 =98.1 -0.3close+

Compare the closest 3 against the SIGMA PRO 18 (prodance) →

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.