Brand: Eminence

Product Code: DEFINIMAX4015ULF-8

Availability:Out of stock

$689.00 689.00

 A high-power, ultra-low frequency enhanced version of the popular Definimax 4015LF. Perfect for horn loading, or in small to medium-sized vented subwoofers for lots of clean punch and deep lows.

Nominal Basket Diameter 15", 381 mm
Nominal Impedance* 8 Ω
Power Rating*
Program Power 2400 W
Watts 1200 W
Resonance 38 Hz
Usable Frequency Range 35 Hz - 0.2 kHz
Sensitivity* 93 dB
Magnet Weight 109 oz.
Gap Height 0.375", 9.5 mm
Voice Coil Diameter 4", 102 mm
Resonant Frequency (fs) 38 Hz
DC Resistance (Re) 6.19 Ω
Coil Inductance (Le) 4.43m H
Mechanical Q (Qms) 10.27
Electromagnetic Q (Qes) 0.35
Total Q (Qts) 0.34
Compliance Equivalent Volume (Vas) 101.79 liters / 3.59 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 625 cc
Mechanical Compliance of Suspension (Cms) 0.1 mm/N
BL Product (BL) 26.79 T-M
Diaphragm Mass Inc. Airload (MMs) 173 grams
Efficiency Bandwidth Product (EBP) 107
Maximum Linear Excursion (Xmax) 7.3 mm
Surface Area of Cone (Sd) 856.3 cm2
Maximum Mechanical Limit (Xlim) 15.5 mm
Recommended Enclosure Volume
Sealed N/a
Vented 48.14-148.66 liters / 1.7-5.25 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
Coil Construction Copper voice coil
Coil Former Kapton former
Magnet Composition Ferrite magnet
Core Details Undercut with aluminum shorting ring and Core-Periphery Ventilation
Basket Materials Die-cast aluminium basket
Cone Composition Water resistant paper cone
Cone Edge Composition Cloth cone edge
Dust Cap Composition Water resistant treated paper dust cap