RCF SUB-8008-AS: The Ultimate 18-Inch Active Dual Powered Subwoofer for Unbeatable Bass
The SUB 8008-AS is a must-have for live bands, DJs, clubs, and rental companies seeking powerful bass. • State-of-the-art transducer with high-power ceramic magnetic circuit and 4” voice coil. • Power amplifier delivers up to 4400W, reaching sound pressure levels of 137 dB with headroom. • Ultra-fast attack, efficient power handling, and low heat loss for silent, fan-less cooling. Ideal for demanding live sound applications with deep, powerful bass. Rear panel controls include 12 presets, crossover frequency, polarity switch, Deep/Punch selection, cardioid, and output delay settings. The tour-ready, rugged all-wood cabinet with scratch-resistant polyurea coating is easy to carry and install. Perfect for mid to big-sized venues and touring with its rugged build, top-notch sound quality, and high power.
Features:
- Up to 137 dB Sound Pressure Level
- 4400W Class-D Bi-Amplification
- 30-120 Hz linear frequency response
- 2 x 18' High Power Woofers
- IP Rated Powercon TRUE1 TOP IN/OUT
- 8 Crossover Presets and 4 Cardioid Presets
Specifications:
- Acoustical Specifications:
- Frequency Response: 30 Hz ¡ 120 Hz
- Max SPL @ 1m: 137 dB
- Transducers:
- Woofer: 2 x 18', 4.0' v.c
- Input/Output Section:
- Input signal: bal/unbal
- Input connectors: XLR
- Output connectors: XLR
- Input sensitivity: -2 dBu/+4 dBu
- Processor Section:
- Crossover Frequencies: Selectable
- Protections: Thermal, Excurs., RMS
- Limiter: Soft Limiter
- Controls: Xover, Phase switch, Deep/Punch, Output Delay Setting
- Power Section:
- Total Power: 4400 W Peak
- Low frequencies: 4400 W Peak
- Cooling: Convection/Forced
- Connections: Powercon TRUE1 TOP IN/OUT
- Standard Compliance:
- Safety agency: CE compliant
- Physical Specifications:
- Cabinet/Case Material: Plywood
- Hardware: 2 x M20
- Handles: 2 x side
- Grille: Steel
- Color: Black
- Size:
- Height: 550 mm / 21.65 inches
- Width: 1180 mm / 46.46 inches
- Depth: 700 mm / 27.56 inches
- Weight: 80 kg / 176.37 lbs
- Shipping Information:
- Package Height: 600 mm / 23.62 inches
- Package Width: 1370 mm / 53.94 inches
- Package Depth: 900 mm / 35.43 inches
- Package Weight: 86 kg / 189.6 lbs






The RCF SUB-8008-AS is a 18-inch active dual powered subwoofer designed for live bands, DJs, clubs, and rental companies. It features a state-of-the-art transducer with a high-power ceramic magnetic circuit and a 4” voice coil. The power amplifier delivers up to 4400W, reaching sound pressure levels of 137 dB with headroom. The subwoofer has an ultra-fast attack, efficient power handling, and low heat loss for silent, fan-less cooling. It's perfect for demanding live sound applications with deep, powerful bass. Rear panel controls include 12 presets, crossover frequency, polarity switch, Deep/Punch selection, cardioid, and output delay settings. The tour-ready, rugged all-wood cabinet with scratch-resistant polyurea coating is easy to carry and install. It measures 550 mm (21.65 inches) in height, 1180 mm (46.46 inches) in width, and 700 mm (27.56 inches) in depth, weighing 80 kg (176.37 lbs).