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RCF SUB 705-AS MK3 15” Active PA Subwoofer 1400W

Brand

RCFRCF
RCF
In stock
SKU
SUB 705-AS MK3
AED4,545.00

The RCF SUB 705-AS MK3 is a high-performance 15-inch active subwoofer engineered for professional live sound, DJs, touring musicians, and portable PA systems. Powered by a 1400W Class-D amplifier, it delivers powerful and controlled bass response with up to 131 dB SPL, making it ideal for clubs, events, stage monitoring, and mobile sound reinforcement.

RCF SUB 705-AS MK3 – Professional 15" Active Subwoofer

The RCF SUB 705-AS MK3 is a high-performance active 15-inch subwoofer engineered for professional live sound, DJ systems, portable PA setups, and event production. Designed to deliver deep, punchy, and controlled bass response, this compact yet powerful subwoofer combines advanced DSP processing, a rugged wooden cabinet, and a 1400W Class-D amplifier for reliable professional performance.

It is specifically optimized to pair with 10-inch and 12-inch active loudspeakers, making it an ideal low-frequency extension solution for portable sound systems, live bands, DJs, and mobile entertainers.

Powerful Low-End Performance

The SUB 705-AS MK3 features a high-performance 15-inch woofer with a 3-inch voice coil housed in a bass reflex enclosure. Powered by a 1400W Class-D amplifier, it delivers powerful low frequencies with fast transient response and excellent clarity, even at high output levels.

With a maximum SPL of up to 131 dB, this subwoofer is capable of handling demanding live environments while maintaining tight and musical bass reproduction.

Key Features

  • Professional 15-inch active subwoofer
  • 1400W peak Class-D amplifier system
  • Maximum SPL up to 131 dB
  • 40 Hz – 120 Hz frequency response
  • 15” woofer with 3” voice coil
  • Bass reflex cabinet design for enhanced low-frequency output
  • Bass Motion Control technology for improved woofer stability
  • Selectable crossover frequencies
  • Stereo XLR inputs and outputs
  • Heavy-duty Baltic birch plywood cabinet
  • M20 pole mount for satellite speaker installation

Advanced DSP and Bass Motion Control

The SUB 705-AS MK3 integrates RCF’s Bass Motion Control technology, which improves low-frequency accuracy and woofer excursion management. This system helps reduce distortion and allows the subwoofer to reproduce deep bass frequencies while maintaining stability and clarity.

Its built-in DSP also includes electronic equalization, soft limiting, crossover management, and protection systems to ensure reliable operation during demanding performances. :contentReference[oaicite:0]{index=0}

Optimized for Portable PA Systems

This subwoofer is designed to complement compact active speakers, especially 10-inch and 12-inch tops from the RCF ART, NX, and D-Line series. Its compact footprint and relatively portable design make it suitable for mobile DJs, live bands, corporate events, weddings, and small-to-medium venue installations.

The selectable crossover settings and polarity controls allow easy integration into different PA configurations for optimized system performance.

Tour-Ready Cabinet Construction

The enclosure is built from durable Baltic birch plywood with a scratch-resistant polyurea coating, providing excellent durability for frequent transport and live use. Ergonomic side handles improve portability, while the steel grille and internal acoustic protection help safeguard the internal components.

The M20 threaded pole mount allows direct installation of satellite speakers for compact full-range PA systems. :contentReference[oaicite:1]{index=1}

Trusted by DJs and Live Sound Professionals

The SUB 705-AS MK3 is widely appreciated for balancing portability, strong bass output, and professional sound quality. Community feedback often highlights its compatibility with RCF ART 912 and similar active speakers, especially for mobile DJ and small-to-medium live event applications. :contentReference[oaicite:2]{index=2}

Specifications

  • Type: Active subwoofer
  • Woofer: 15-inch, 3” voice coil
  • Amplifier Power: 1400W peak / 700W RMS
  • Maximum SPL: 131 dB
  • Frequency Response: 40 Hz – 120 Hz
  • Inputs: Stereo XLR
  • Outputs: Stereo XLR
  • DSP Features: Bass Motion Control, limiter, crossover, EQ
  • Cabinet Material: Baltic birch plywood
  • Weight: Approx. 30 kg

Why Choose the RCF SUB 705-AS MK3?

The RCF SUB 705-AS MK3 is designed for professionals who need powerful and controlled bass performance in a portable format. Its combination of advanced DSP processing, rugged wooden construction, and strong low-frequency output makes it an excellent choice for live sound reinforcement, mobile DJs, and portable PA systems requiring reliable professional-grade bass response.

Official RCF specifications confirm the 1400W amplifier, 15-inch woofer, Bass Motion Control processing, and 131 dB maximum SPL performance. :contentReference[oaicite:3]{index=3}

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RCF SUB 705-AS MK3 15” Active PA Subwoofer 1400W