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LD Systems Maui 66 G3 W

18in - 135dB

$3,499.99 Backordered
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Powered Cardioid Column PA System

The LD Systems MAUI 66 G3 W is a high-performance, fully active 4-way column PA system with a passive cardioid column design and a white finish. Delivering 3800W peak power and a maximum output of 135 dB SPL, it combines a powerful 18-inch neodymium subwoofer, 16 midrange drivers, and four compression drivers for deep bass, clear vocals, and extended audience coverage. Featuring DynX Gen. 2 DSP, Bluetooth 5.4 audio streaming, and cable-free column assembly, this system provides powerful sound reinforcement for DJs, live bands, weddings, corporate events, and professional productions.

LD Systems MAUI 66 G3 W Competitive Differences

  • 3800W peak and 1900W RMS Class-D amplification with a maximum output of 135 dB SPL for demanding live sound and professional event applications.
  • 18-inch neodymium bass-reflex subwoofer with low-frequency extension down to 28 Hz (-10 dB) for powerful, controlled bass reproduction.
  • Fully active 4-way speaker architecture featuring 16 x 3.5-inch neodymium midrange drivers and four 1-inch compression drivers for detailed full-range sound.
  • Two additional midrange drivers positioned above the high-frequency section enhance midrange clarity and sound projection over greater distances.
  • Passive cardioid column provides up to 18 dB rear attenuation between 100 Hz and 1 kHz, helping reduce unwanted sound on stage.
  • Wide 120° horizontal x 25° vertical dispersion with BEM-optimized waveguides, phase plugs, and horn-loaded midrange drivers for controlled audience coverage.
  • DynX DSP Generation 2 incorporates advanced peak, RMS, and thermal limiters for consistent performance at high output levels.
  • Bluetooth 5.4 wireless audio streaming with AAC, SBC, and aptX codec support for convenient playback from compatible devices.
  • Expandable with an optional MAUI 66 G3 SUB W for increased low-frequency output or cardioid bass configurations.
  • Durable white polyurea-coated birch multiplex subwoofer and powder-coated aluminum columns with cable-free assembly and automatic column detection.

LD Systems MAUI 66 G3 W Description

The LD Systems MAUI 66 G3 W combines high-output amplification with advanced acoustic engineering to deliver detailed full-range sound across large listening areas. Its custom 18-inch neodymium woofer features a 4-inch voice coil and a low-tuned bass-reflex enclosure with elliptical, airflow-optimized ports that minimize turbulence and unwanted port noise. The two-piece column houses 16 custom 3.5-inch neodymium midrange drivers and four 1-inch neodymium compression drivers. Two of the midrange drivers are positioned above the high-frequency section to improve midrange clarity and projection over greater distances, making the system suitable for outdoor performances and larger event spaces.

The system's passive cardioid column design directs sound energy toward the audience while reducing rearward radiation by up to 18 dB across the 100 Hz to 1 kHz frequency range. Its 120° horizontal by 25° vertical dispersion pattern provides broad audience coverage while controlling unnecessary vertical sound spread. Horn-loaded midrange drivers, BEM-optimized waveguides, and phase plugs improve efficiency, wavefront coherence, and consistent sound distribution. The fully active Class-D amplifier delivers 1900W RMS and 3800W peak power, supporting a maximum SPL of 135 dB. DynX DSP Generation 2 incorporates advanced peak, RMS, and thermal limiting, while crossover frequencies at 200 Hz, 700 Hz, and 1800 Hz optimize the system's four-way operation.

For applications requiring additional low-frequency performance, the MAUI 66 G3 W can be expanded with an optional MAUI 66 G3 SUB W. Positioning the additional subwoofer facing forward can increase low-frequency output by up to 6 dB, while a rear-facing configuration with the Cardioid preset activated helps reduce unwanted bass radiation behind the system. Two XLR/TRS combo inputs, two XLR Thru outputs, and a dedicated subwoofer output provide flexible connectivity for external mixers and additional sound reinforcement equipment. Bluetooth 5.4 with AAC, SBC, and aptX codec support enables wireless audio playback from compatible devices.

Built for regular professional use, the MAUI 66 G3 W features an 18 mm birch multiplex subwoofer enclosure with a durable white polyurea coating and powder-coated aluminum columns. Four ergonomic handles on the subwoofer and recessed carrying handles in the column sections assist with transportation and positioning. The cable-free column connection and automatic detection simplify assembly without requiring separate speaker cables between the system components. Combining deep bass, extended sound projection, controlled dispersion, and a coordinated white finish, the MAUI 66 G3 W is well suited for mobile DJs, wedding entertainment, live bands, corporate productions, houses of worship, and professional event installations.

MAUI 66 G3 W Features

  • High-performance, fully active 4-way column PA system with passive cardioid column design.
  • 3800W peak and 1900W RMS Class-D amplification.
  • Maximum peak output of 135 dB SPL.
  • 18-inch high-power neodymium bass-reflex subwoofer with 4-inch voice coil.
  • Extended low-frequency response down to 28 Hz (-10 dB).
  • 16 x 3.5-inch neodymium midrange drivers with 1-inch voice coils.
  • 4 x 1-inch neodymium compression drivers with integrated waveguides.
  • Two midrange drivers positioned above the high-frequency section for improved sound projection over greater distances.
  • Horn-loaded midrange drivers for improved efficiency, headroom, and vocal clarity.
  • BEM-optimized waveguides and phase plugs for controlled, consistent sound dispersion.
  • 120° horizontal x 25° vertical coverage pattern.
  • Passive cardioid column provides up to 18 dB rear attenuation from 100 Hz to 1 kHz.
  • DynX DSP Generation 2 with advanced peak, RMS, and thermal limiting.
  • Dedicated amplifier channels and crossover frequencies for optimized four-way operation.
  • Elliptical, airflow-optimized bass-reflex ports for extended low-frequency performance and reduced port noise.
  • Bluetooth 5.4 wireless audio streaming with AAC, SBC, and aptX codec support.
  • 2 x XLR/1/4-inch TRS combo inputs for connecting external audio sources.
  • 2 x XLR Thru outputs and 1 x dedicated subwoofer output.
  • Expandable with an optional MAUI 66 G3 SUB W for additional bass reinforcement.
  • Supports forward-facing dual-subwoofer configurations for up to 6 dB additional low-frequency output.
  • Supports cardioid bass configurations using an additional rear-facing subwoofer.
  • Cable-free two-piece column assembly with automatic column detection.
  • 18 mm birch multiplex subwoofer enclosure with protective white polyurea coating.
  • White powder-coated aluminum column construction.
  • Protective steel subwoofer grille.
  • Four ergonomic subwoofer carrying handles and two column handles.
  • Universal 100–240V switching-mode power supply.
  • Convection cooling system.
  • White finish suitable for weddings, corporate events, and visually coordinated installations.

MAUI 66 G3 W Specifications

  • Brand: LD Systems
  • Model: MAUI 66 G3 W
  • Manufacturer Part Number: LDMAUI66G3W
  • Product Type: Powered Cardioid Column PA System
  • System Configuration: Fully Active 4-Way
  • Column Design: Passive Cardioid
  • Amplifier Type: Class-D
  • Peak Power Output: 3800W
  • RMS Power Output: 1900W
  • Maximum Peak SPL: 135 dB
  • Frequency Response (-6 dB): 33 Hz – 20 kHz
  • Frequency Response (-10 dB): 28 Hz – 20 kHz
  • Nominal Dispersion: 120° Horizontal x 25° Vertical
  • Cardioid Rear Attenuation: Up to 18 dB (100 Hz – 1 kHz)
  • Crossover Frequencies: 200 Hz / 700 Hz / 1800 Hz
  • LF Driver: 18-inch (457.2 mm) Custom Neodymium Woofer
  • LF Voice Coil: 4 inches (101.6 mm)
  • Midrange Drivers: 16 x 3.5-inch (88.9 mm) Neodymium
  • Midrange Voice Coils: 1 inch (25.4 mm)
  • HF Drivers: 4 x 1-inch (25.4 mm) Neodymium Compression Drivers with Waveguides
  • HF Voice Coils: 1 inch (25.4 mm)
  • Signal Processing: DynX DSP Generation 2
  • Protection: Peak Limiter, RMS Limiter, Thermal Limiter, Overheating Protection
  • AD/DA Converter Bit Depth: 24-bit / 32-bit
  • AD/DA Sampling Rate: 48 kHz
  • Minimum Signal-to-Noise Ratio: 106 dB
  • Built-in Audio Mixer: No
  • Number of Inputs: 2
  • Input Connectors: 2 x XLR/1/4-inch TRS Combo
  • Number of Outputs: 3
  • Output Connectors: 3 x 3-Pin Male XLR (2 Thru, 1 Sub Out)
  • SysLink: No
  • Bluetooth Version: 5.4
  • Bluetooth Audio Codecs: AAC, SBC, aptX
  • Power Requirements: 100–240V AC, 50/60 Hz
  • Power Supply Type: Switching-Mode Power Supply (SMPS)
  • Rated Power Consumption: 900W
  • Mains Connector: powerCON
  • Mains Fuse: T10AL / 250V
  • Cooling System: Convection
  • Subwoofer Design: Bass-Reflex
  • Subwoofer Cabinet Material: 18 mm Birch Multiplex
  • Subwoofer Finish: White Polyurea Coating
  • Subwoofer Front Grille Material: Steel
  • Subwoofer Carrying Handles: 4
  • Subwoofer Dimensions (W x H x D): 20.4 x 25.0 x 27.1 in (518 x 634 x 689 mm)
  • Subwoofer Weight: 96.3 lb (43.68 kg)
  • Column Sections: 2
  • Column Enclosure Material: Aluminum
  • Column Finish: White Powder Coating
  • Column Carrying Handles: 2
  • Assembled Column Dimensions (W x H x D): 4.1 x 71.4 x 5.4 in (103 x 1813 x 136 mm)
  • Column Weight: 29.6 lb (13.43 kg)
  • Overall System Dimensions (W x H x D): 20.4 x 96.3 x 27.1 in (518 x 2446 x 689 mm)
  • Total System Weight: 126.0 lb (57.13 kg)
  • Operating Temperature: 32°F – 104°F (0°C – 40°C)
  • Maximum Operating Humidity: 80%, Non-Condensing
  • Color: White

What's In The Box

  • 1 x LD Systems MAUI 66 G3 W Active 18-Inch Subwoofer
  • 1 x Lower Column Section
  • 1 x Upper Column Section
  • 1 x Mains Power Cable
  • 1 x Protective Cap

LD Systems Maui 66 G3 W (LD Systems Maui-66-G3-W)

Beam Angle 120° Horizontal x 25° Vertical degrees
Connectivity Protocols Bluetooth 5.4 with AAC, SBC, aptX codec support
IP Rating 32°F – 104°F (0°C – 40°C) °C
Lumen Output 28 Hz – 20 kHz (-10 dB) Hz
Max SPL 135 dB dB
Power Rating 3800W peak W

Brand LD Systems
Name LD Systems Maui 66 G3 W | 18in - 135dB | White 3800W Cardioid Column PA System
Primary Category Powered Cardioid Column PA System

Build Material 18 mm birch multiplex subwoofer enclosure with white polyurea coating and powder-coated aluminum columns
Dimensions 20.4 x 96.3 x 27.1 in (518 x 2446 x 689 mm) mm
Included Accessories 1 x MAUI 66 G3 W Active 18-Inch Subwoofer, 1 x Lower Column Section, 1 x Upper Column Section, 1 x Mains Power Cable, 1 x Protective Cap
Weight 126.0 lb (57.13 kg) kg

Control Interfaces 2 x XLR/1/4-inch TRS combo inputs

Warranty Length Not specified years

Woofer Size 18-inch inch

Fully active 4-way speaker architecture with 16 x 3.5-inch neodymium midrange drivers and 4 x 1-inch compression drivers. Passive cardioid column reduces rear sound by up to 18 dB between 100 Hz and 1 kHz. 120° horizontal by 25° vertical dispersion for broad audience coverage. DynX DSP Gen. 2 with advanced limiting. Bluetooth 5.4 with AAC, SBC, and aptX codec support. Expandable with optional MAUI 66 G3 SUB W subwoofer. Durable white polyurea-coated birch multiplex subwoofer and powder-coated aluminum columns.

Peak Power: 3800W, RMS Power: 1900W, Max SPL: 135 dB, Frequency Response (-10 dB): 28 Hz – 20 kHz, Dispersion: 120° x 25°, Subwoofer: 18-inch neodymium with 4-inch voice coil, Midrange Drivers: 16 x 3.5-inch neodymium, HF Drivers: 4 x 1-inch neodymium compression drivers, Inputs: 2 x XLR/TRS combo, Outputs: 2 x XLR Thru, 1 x Subwoofer out, Bluetooth 5.4, Power Consumption: 900W, Dimensions: 518 x 2446 x 689 mm, Weight: 57.13 kg.

1 x LD Systems MAUI 66 G3 W Active 18-Inch Subwoofer, 1 x Lower Column Section, 1 x Upper Column Section, 1 x Mains Power Cable, 1 x Protective Cap

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DJ & AUDIO > Speakers & Subs > Column Arrays
Brand: LD Systems

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