• Sale
  • R 4,499.00
  • Regular price R 5,799.00
Tax included.

Product Highlights

  • 18" Subwoofer Driver
  • Intended for Cabinet Installs
  • 2400W (Program) @ 8 Ohms
  • Copper Voice Coil
  • Voice Coil Diameter: 4"
  • Xmax: 8.57mm
  • 109 oz Magnet
  • Usable Frequency: 31 to 200 Hz

Eminence DEFINIMAX 4018LF Overview

The Professional Series Eminence DEFINIMAX 4018LF Subwoofer Loudspeaker Driver is designed to install into custom made or prefabricated speaker cabinets that accommodate an 18" diameter driver. The speaker will deliver up to 2400W (program) of power at 8 Ohms and will reproduce low frequencies and bass for large sound reinforcement speakers for DJs, musicians, mid-size and large venues, stage monitors, and much more.

Recommended for professional subwoofer applications in large sound reinforcement applications
18" (457.2mm) driver for cabinet installation
2400W (program) of power at 8 Ohms
109 oz magnet and 4" (101.6mm) voice coil


Power 1200W 
2400W (Music Program)
Nominal Impedance 8 Ohms
Sensitivity 94.9 dB
Frequency Response Usable Frequency: 31 to 200 Hz
Primary DC Resistance 6.1 Ohms
Voice Coil 4" / 101.6 mm
Magnet 6.80 lb / 3.08 kg
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
Dimensions Diameter: 18.0" / 457.2 mm
Depth: 8.1" / 206.5 mm
Weight 24 lbs / 10.9 kg

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