RCF 4PRO8003-A
18" Active Subwoofer


Our Price: $1,999.00
List Price: $2,399.00
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RCF's 4PRO 8003-AS is a vented, high output, active subwoofer system where the punch of a single 18" is desired. It is powered by a 1000 W compact and lightweight digital amplifier and the port area has been carefully designed for reduced distortion.

It works equally well for portable or install applications and it is engineered to complement full-range loudspeakers in a wide range of PA situations. The 4PRO 8003-AS can be used with ART 725-A, ART 715-A, ART 525-A and ART 522-A.


  • 1000 Watt digital amplifier
  • 134 dB max spl
  • 18" woofer, high power neodymium 4" voice coil
  • Large port area, for reduced distortion
  • PFC power factor correction


  • Main PA sub bass
  • Band & vocal PA sub bass
  • Professional DJ Sub Bass
  • Night club sub bass


Frequency Response -3 dB: 40 Hz; √∑ Xover p. kHz
Max SPL: 134 dB 
Woofer: 18" neo, 4" voice coil

Input signal: bal / unbal 
Input connectors: Stereo c. xlr-jck 
Output connectors: Stereo xlr 
Input sensitivity: - 2 dBu / +4 dBu

Crossover frequencies: 80 / 120 Hz 
Protections: Thermal, rms 
Limiter: Dynamic limiter 
Controls: Volume, xover, phase

Total power: 1000 Watts  
Low frequencies: 1000 Watts 
Cooling: Convection / forced 
Connections: Vde connector in / out

Cabinet Material: Baltic birch 
Handles: 2 side
Pole Mount/Cap: Yes
Colour: Black

Height: 700 / 27.56 mm/inch
Width: 520 / 20.47 mm/inch
Depth: 700 / 27.56 mm/inch
Net Weight: 49 / 108.02 Kg/Lbs

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