RCF SUB9007-AS Active Dual 21" Subwoofer

High-Powered Dual 21 Inch Active Subwoofer for Live Sound Systems
The RCF SUB9007-AS is a professional-grade dual 21" powered subwoofer built for large-scale live sound reinforcement. With 7200W peak and 3600W RMS output, this subwoofer delivers deep, powerful bass with speed and precision. It’s engineered for touring, rental, and installed systems that require extended low-frequency response and superior output. Ideal for venues like clubs, theaters, houses of worship, and ballrooms, the SUB9007-AS pairs seamlessly with RCF line arrays such as the HDL50-A and HDL20-A.

3600 Watts RMS Drives Deep and Controlled Low Frequencies
Equipped with two 21" neodymium woofers featuring 4" inside-out voice coils, this subwoofer handles massive amounts of power while maintaining low distortion and quick transient response. Operating between 25 Hz and 400 Hz, the SUB9007-AS covers the full low-frequency spectrum needed for EDM, hip-hop, theatrical sound design, and live rock performances. It delivers consistent SPLs above 141 dB, providing the impact and depth required in high-energy sound environments.

DSP-Controlled Section for Flexible System Integration
The onboard DSP processing gives users access to delay settings, preset EQ curves, and cardioid configuration options directly from the control panel. The digital input section provides total control over crossover, gain, phase, and output delay—enabling optimal alignment with top boxes in your system. Remote access is available via RDNet over Ethercon connections, allowing system techs to make adjustments from front of house or control rooms.

Versatile Connectivity with Balanced and Unbalanced Options
Featuring XLR input and output connections, the SUB9007-AS supports both balanced and unbalanced signal paths, ensuring compatibility with a wide range of mixers and processors. The design enables flexible integration into existing systems, whether you're running it in a mono sub aux configuration or feeding it from a matrix output in a large venue.

Rugged Enclosure Designed for Touring and Installation
The enclosure is constructed from durable Baltic birch plywood and protected with a rugged finish and steel front grille. Eight ergonomic side handles provide multiple lifting and rigging options, making it easier to move and deploy the subwoofer in stacked or ground-stacked configurations. Built for transport and daily use, the SUB9007-AS delivers reliable performance in demanding environments.

Ideal for Rental, Touring, and Fixed Sound Systems
From touring professionals to fixed venue operators, the SUB9007-AS delivers the performance and flexibility needed in modern sound reinforcement. Whether you're supplying clean bass for a live band or pushing club-level energy for a DJ event, this dual 21" subwoofer maintains tight low-end delivery without sacrificing headroom or fidelity.