Product Description
The RCF SUB 8003-AS II is a high-power 18-inch active subwoofer designed for professional DJs, live bands, and mobile sound reinforcement systems. It combines powerful Class D amplification, advanced DSP processing, and RCF’s latest woofer technology to deliver deep, controlled bass with high SPL performance in a compact, road-ready enclosure.
With up to 2200 watts peak power and a high-excursion 18" woofer featuring a 4" voice coil, the SUB 8003-AS II delivers strong low-frequency output down to 35 Hz. Its bass-reflex design enhances efficiency while maintaining tight, musical bass response suitable for demanding live environments.
Built from rugged Baltic birch plywood and equipped with powerCON® connectivity, stereo XLR I/O, and onboard DSP controls, this subwoofer is designed for flexibility, reliability, and professional system integration.
Key Features
- 2200W peak / 1100W RMS Class D amplifier
- 18" high-power woofer with 4" voice coil
- Maximum SPL up to 133–135 dB
- Frequency response down to 35 Hz
- Advanced DSP with selectable crossover, EQ, delay, and phase
- Cardioid configuration support for controlled low-frequency dispersion
- Bass-reflex enclosure design for efficient output
- Rugged Baltic birch plywood cabinet
- Steel grille for driver protection
- Integrated DSP encoder and control interface
Inputs & Outputs
- Stereo XLR inputs
- Stereo XLR outputs
- PowerCON® in/out power connection
DSP Features
- Adjustable gain, crossover, EQ, phase, and delay
- Multiple crossover presets
- Dynamic limiter and thermal/rms protection
- Cardioid setup mode
Specifications
- Amplifier Power: 2200W peak / 1100W RMS
- LF Driver: 18" woofer, 4" voice coil
- Frequency Response: 35 Hz – 120 Hz (-3 dB)
- Max SPL: up to 133 dB
- Cabinet Material: Baltic birch plywood
- Cooling: Convection
- Finish: Black textured coating
Dimensions & Weight
- Height: 27.32" (694 mm)
- Width: 20.59" (523 mm)
- Depth: 27.56" (700 mm)
- Weight: 95.9 lbs (43.5 kg)
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