Eminence Definimax 4015LF - 8 ohm 15" 1200W Pro Audio Woofer

SKU: 565-016

Canadian Dollar Price:
Sale price$357.97
In stock (1 unit)


Recommended for professional audio and bass guitar as a low distortion woofer or subwoofer in vented enclosures. Also works in a sealed enclosure for bass guitar.

Manufacturer Spec Sheet

Example Cabinet Designs

Speaker Detail
Nominal Basket Diameter 15", 381 mm
Nominal Impedance* 8 Ω
Power Rating*
Program Power 2400 W
Watts 1200 W
Resonance 40 Hz
Usable Frequency Range 39 Hz - 1.2 kHz
Sensitivity* 94.7 dB
Magnet Weight 109 oz.
Gap Height 0.37", 9.5 mm
Voice Coil Diameter 4", 102 mm
Thiele & Small Parameters
Resonant Frequency (fs) 40 Hz
DC Resistance (Re) 5.18 Ω
Coil Inductance (Le) 1.48m H
Mechanical Q (Qms) 11.94
Electromagnetic Q (Qes) 0.54
Total Q (Qts) 0.52
Compliance Equivalent Volume (Vas) 111.97 liters / 3.95 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 770.7 cc
Mechanical Compliance of Suspension (Cms) 0.11 mm/N
BL Product (BL) 18.14 T-M
Diaphragm Mass Inc. Airload (MMs) 137 grams
Efficiency Bandwidth Product (EBP) 74
Maximum Linear Excursion (Xmax) 9 mm
Surface Area of Cone (Sd) 856.3 cm2
Maximum Mechanical Limit (Xlim) 15.5 mm
Mounting Information
Recommended Enclosure Volume
Sealed 43.89-99.11 liters / 1.55-3.5 cu.ft.
Vented 67.96-205.3 liters / 2.4-7.25 cu.ft.
Driver Volume Displaced 0.152 cu.ft. / 4.31 liters
Overall Diameter 15.21", 386.3 mm
Baffle Hole Diameter 14", 355.6 mm
Front Sealing Gasket Yes
Rear Sealing Gasket Yes
Mounting Holes Diameter 0.28", 7.1mm
Mounting Holes B.C.D. 14.56", 369.8mm
Depth 6.56", 166.6 mm
Net Weight 23.7 lbs, 10.75 kg
Shipping Weight 26 lbs, 11.79 kgs
Materials of Construction
Coil Construction Copper voice coil
Coil Former Polyimide former
Magnet Composition Ferrite magnet
Core Details Undercut with aluminum shorting ring and Core Periphery Ventilation
Basket Materials Die-cast aluminum basket
Cone Composition Water resistant paper cone
Cone Edge Composition Cloth cone edge
Dust Cap Composition Water resistant treated paper dust cap
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