Heavy-duty, 18" low-frequency transducer with Butyl rubber surrounds
Our Price $1,189.00

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The black RSX18A 2000W 18" Powered Subwoofer from Samson is a compact yet powerful speaker cabinet featuring an 18" long-excursion driver. Equipped with a 2000W Class-D power amplifier, this subwoofer offers both stereo full-range and high-pass outputs for running your satellite speakers or linking multiple RSX18A Speaker cabinets together to create large sound-reinforcement systems.

The subwoofer enclosure is constructed with 18mm plywood, heavy-duty textured black paint, oversized steel handles, and includes large casters that offer excellent protection against wear and tear for truly portable audio. The RSX18A Active Subwoofer is ideal for live music, DJs, and installed sound applications where power and high sound quality are desired.

Key Features

  • Heavy-duty, 18" low-frequency transducer with Butyl rubber surrounds
  • Built-in 2000W, efficient Class-D power amplifier
  • Dual-balanced XLR inputs for mono or stereo operation
  • Stereo balanced XLR full-range and high-pass outputs
  • Internal 126 Hz active crossover
  • Selectable polarity and variable-volume control
  • Heavy-duty, rear-mounted casters included
  • Two large, steel carry handles
  • 35mm pole-mount receptacle
  • Heavy-duty, steel grille
  • 18mm plywood construction, internally braced
  • Durable textured black polyurethane paint


Amplifier2000 W
THD< 0.1%
Driver18" (46 cm) paper cone, 3" (8 cm)voice coil diameter
Sensitivity95 dB SPL @ 1 W / 3.3' (1 m)
Frequency Response30 to 135 Hz (+/-3 dB)
Max SPL Level125 dB SPL @ 2000 W
Crossover Type24 dB/oct Linkwitz-Riley
Crossover Frequency126 Hz
ControlsInputs (L and R) balanced female XLR - line level
High pass outputs (L and R) balanced male XLR - line level
Full range outputs (L and R) balanced male XLR - line level
Controls master level rotary, phase switch
Indicators peak, signal, power
Power Consumption645 W maximum
AC Connector3-pin IEC 250 VAC, 20 A male
Fuse100 to 120 VAC T8AL / 250 V
220 to 240 VAC T4AL / 250 V
Construction0.7" (18 mm) plywood
Casters4 x 3" (7.6 cm)
Handles2 x steel
GrillePerforated steel
Mounting MethodIntegral 1 3/8" (35 mm) pole mount receptacle
Dimensions (L x W x H)20.5 x 27.0 x 24.7" (68.6 x 52.2 x 62.9 cm)
Weight86 lb (39 kg)
Samson RSX18A 2000W 18" Powered Subwoofer (Black)
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