AD Legacy 218AF Dual 18" Powered Neodymium Subwoofer

Massive Bass. Unmatched Power. Built for Professional Touring.

Low frequencies are the foundation of every unforgettable performance. The AD Legacy 218AF is a flagship dual 18-inch powered subwoofer engineered to deliver earth-shaking bass, exceptional headroom, and uncompromising reliability for the world's most demanding professional sound applications.

Designed for concerts, festivals, churches, arenas, touring productions, hotels, nightclubs, and rental companies, the Legacy 218AF combines dual premium 18-inch neodymium woofers, an ultra-powerful 4400W + 4400W RMS amplifier, and advanced DSP technology to produce deep, tight, and accurate bass with incredible impact.

Whether supporting a line array system or a large-scale PA, the Legacy 218AF delivers the low-frequency performance professionals expect.

Why Choose the AD Legacy 218AF?

Powerful Bass That You Can Feel

The Legacy 218AF is designed to reproduce deep, powerful bass that adds impact and excitement to every performance. From live concerts and EDM events to worship music and theatrical productions, it delivers controlled low frequencies that fill large venues with authority.

High-Power Class D Amplification

The integrated 4400W + 4400W RMS Class D amplifier provides enormous continuous output with excellent efficiency and low distortion. Designed for demanding professional applications, it delivers outstanding headroom and dependable performance during long events.

Premium Neodymium Drivers

The Legacy 218AF is equipped with:

• 2 × 18-inch Professional Neodymium Woofers
• 4.5-inch High-Temperature Voice Coils
• 4 Ohm  Driver Configuration

The lightweight neodymium motor structure provides exceptional efficiency while reducing overall system weight, making transportation and installation easier without sacrificing performance.

Advanced DSP Processing

Professional DSP technology continuously optimizes amplifier performance, driver protection, crossover accuracy, and low-frequency response. The result is tighter bass, improved system reliability, and consistent performance at high output levels.

Built for Touring Professionals

Every component is engineered to withstand the demanding conditions of rental inventories, concert tours, and permanent installations. The rugged enclosure ensures years of dependable operation in the toughest environments.

Built for Professional Applications

The AD Legacy 218AF is ideal for:

• Concert Touring
• Line Array Systems
• Churches & Houses of Worship
• Outdoor Festivals
• Stadiums & Arenas
• Hotels & Ballrooms
• Nightclubs
• Live Bands
• Rental Companies
• Convention Centers
• Corporate Events
• Large-Scale Professional Sound Systems

Whether paired with the AD Legacy Line Array Series or used with high-performance full-range loudspeakers, the Legacy 218AF delivers the powerful low-frequency foundation required for professional productions.

Key Features

• Dual 18-inch Powered Professional Subwoofer
• Dual Premium Neodymium Woofers
• 4.5-inch High-Temperature Voice Coils
• High-Efficiency Class D Power Amplifier
• 4400W + 4400W RMS Power
• Max SPL 99dB
• Professional DSP Processing
• Deep, Tight Low-Frequency Performance
• High Output with Low Distortion
• Lightweight Neodymium Motor Design
• Touring-Grade Wooden Cabinet
• Heavy-Duty Steel Grille
• Designed for Large-Scale Sound Reinforcement

Technical Specifications

System

• Speaker Type: Dual 18-inch Powered Professional Subwoofer
• Enclosure: Heavy-Duty Wooden Cabinet
• Application: Professional Touring & Fixed Installation

Drivers

• 2 × 18-inch Professional Neodymium Woofers
• 4.5-inch Voice Coils
• 40 Ohm / 8 Ohm Driver Configuration

Amplifier

• High-Efficiency Class D Amplifier
• RMS Power: 4400W + 4400W
• Load Impedance: 4 Ohms
• Professional DSP Processing

Why Professionals Choose the AD Legacy Series

The AD Legacy Series is built for professionals who refuse to compromise on performance. Designed with premium components, powerful amplification, and advanced DSP technology, every Legacy product is engineered to deliver outstanding sound quality, reliability, and long-term durability.

The Legacy 218AF is the ideal companion for professional line array systems, providing the deep, powerful bass required for concerts, festivals, churches, and high-impact live productions.