Replacement Speaker for Mackie Thump 18S Powered Subwoofer

Nominal Diameter - 457mm/18in: Perfect for high-output applications, this diameter ensures optimal performance in large speakers and sound systems.

Power Rating - 1000W RMS: Designed to handle intense sound requirements, enabling smooth playback at high volumes without distortion.

Nominal Impedance - 4 Ohms: Ideal for use with a wide range of amplifiers, ensuring efficient power transfer for clear and powerful sound.

Sensitivity - 96dB: Ensures strong sound reproduction even at lower input levels, allowing for consistent audio quality in various settings.

Frequency Range - 30-2500Hz: Broad coverage that delivers rich, balanced sound across the entire audible spectrum, from deep bass to clear treble.

Voice Coil Diameter - 100mm/4in: Provides enhanced magnetic attraction and improved thermal performance, contributing to precise sound reproduction.

Chassis Type - Cast Aluminium: Reinforced with durable materials to withstand environmental stress and ensure long-lasting performance.

Magnet Type - Ferrite: Strong and efficient, offering consistent magnetic force for reliable sound performance.

Coil Material - Round Copper: Ensures high thermal capability and optimized electrical conductivity, supporting stable operation and high power handling.

Former Material - Glass Fibre: Provides excellent thermal insulation and mechanical strength, contributing to the voice coil's resilience.

Cone Material - Glass Loaded Paper with Weather-Resistant Impregnation: Offers durable, lightweight construction and excellent sound dispersion, resistant to environmental damage.

Surround Material - Cloth-Sealed: Provides stable mounting and allows for consistent cone movement, enhancing sound quality.

Suspension - Double: Dual suspension system for improved dynamic range and reduced displacement for cleaner audio output.

Xmax - 8mm/0.33in: High excursion capability, ensuring powerful and dynamic sound reproduction even at the highest volumes.

Gap Depth - 9.5mm/0.37in: Optimizes magnetic flux for improved efficiency and clear sound reproduction.

Voice Coil Winding Width - 25mm/0.99in: Enhanced magnetic attraction and heat dissipation, supporting reliable and consistent performance under various conditions.

Magnet Weight - 3.1kg/110oz: Heavy-duty magnet design for strong magnetic field and enhanced sound quality, ensuring robust performance.