AD-21X2002S is a high-performance 21-inch subwoofer

The AD-21X2002S is a high-performance 21-inch subwoofer driver engineered for professional sound reinforcement and demanding audio environments. With a peak power capacity of 4000W and an RMS rating of 2000W, this driver offers outstanding power handling, making it ideal for concert venues, large auditoriums, touring systems, and high-end installations. Its ability to deliver deep bass with clarity and control makes it a preferred choice for audio professionals and system integrators.

At its core, the AD-21X2002S features a 127mm (5-inch) In/Out voice coil designed for exceptional thermal management and extended durability. This voice coil ensures consistent output even during prolonged high-output use, protecting the integrity of your system during intense sessions. Combined with a Y35-grade ferrite magnet (280×140×25 mm), the driver delivers a robust magnetic field, enabling higher sensitivity and greater efficiency without distortion.

With a frequency response range of 35Hz to 2500Hz, the AD-21X2002S is highly versatile. It performs exceptionally well in both subwoofer and low-mid frequency applications. This makes it suitable for full-range speaker designs and dedicated bass enclosures alike. With a sensitivity rating of 98 ± 2dB, it delivers strong acoustic output using less input power. This leads to cleaner sound and improved energy efficiency in any system setup.

Crafted with a rigid aluminium basket, the AD-21X2002S offers excellent structural strength while promoting effective heat dissipation. This design enhances the overall reliability and longevity of the unit, especially under continuous use in mobile or fixed installations. Despite its powerful performance, the driver maintains a manageable net weight of 19.8 kg, making it an excellent option for systems that require both power and portability.

Whether you’re upgrading a PA system, building a custom subwoofer, or setting up a high-capacity venue, the AD-21X2002S is a smart choice. It strikes the right balance between power, precision, and durability. Designed for the demands of professional use, this driver performs reliably across a wide frequency range. Its versatility makes it ideal for many audio configurations without compromising performance.