RCF SUB 708-AS MK3 Active Subwoofer

RCF SUB 708-AS MK3 Active Subwoofer

$1,399.00

⚡ Key Features

1400W Class-D Amplifier – High efficiency with powerful output
18” Woofer (Bass Reflex Design) – Deepest, extended low frequencies
Stereo Crossover – Optimized system integration
Selectable Crossover Frequencies – Flexible tuning options
Polarity Reverse Switch – Easy phase alignment
Bass Motion Control (BMC) – Advanced excursion management
Electronic EQ, Soft Limiter & Protection – Clean, reliable performance
Stereo XLR Inputs & Outputs – Professional connectivity

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🚚 SHIPPING – PROFESSIONALLY PACKED & PROTECTED

Your subwoofer arrives safely and securely with premium-grade packaging designed for maximum protection:

Custom end-board protection installed to shield impact zones
Reinforcement boards strapped securely for structural rigidity
Finished in secure black industrial stretch wrap for added protection

🔊 Maximum Output. Deepest Bass. Professional Power.

The RCF SUB 708-AS MK3 is a high-performance 18” active subwoofer built to deliver massive low-frequency output with precision and control. With up to 133 dB SPL, this subwoofer provides powerful, room-shaking bass while maintaining clarity and headroom for demanding live sound applications.

Designed to pair perfectly with 8” and 10” top speakers, the SUB 708-AS MK3 is ideal for portable systems, DJs, and small-to-mid-sized venues that require serious low-end performance.

🔥 Why Choose the SUB 708-AS MK3?

If you want maximum bass and output in a portable format—this is the top-tier choice:

Up to 133 dB SPL for extreme low-frequency impact
Deep, powerful bass from a high-performance 18” woofer
Ideal complement for 8” and 10” top speakers
Built-in crossover and DSP for seamless integration
Rugged, tour-ready wooden cabinet

🎯 Perfect For

DJs and mobile sound systems
Live bands & performers
Small to mid-sized venues
Event production and rental companies
Clubs, lounges & private events
Systems using 8” or 10” top speakers

🚀 Performance That Stands Out

The SUB 708-AS MK3 is built for maximum low-end performance with total control.

Its advanced DSP, including Bass Motion Control, ensures tight, accurate bass while protecting the woofer under extreme conditions. The integrated crossover and tuning controls allow seamless system setup and optimization.

The 18” woofer delivers deeper extension and more impact than smaller subs, making it the ideal choice when powerful, full-bodied bass is essential.