Legacy Series - YX18S

18-inch - 400 watts

The passive YX18S uses the tried and true vented 18-inch front loaded bass reflex subwoofer design. The internal passive crossover allows the 400-watt YX18S to be added to any system without additional external processing.

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  • 400 Watt Subwoofer
  • 18-inch Woofer
  • Bass Reflex Cabinet Design
  • 6 Ohm Design for Easy Amplifier Configuration
  • 45Hz - 150Hz Frequency Response
  • Internal Passive Low-Pass Filter for Plug-And-Play Simplicity
  • 2 x Speakon™ and 2 x 1/4-inch Parallel Inputs
  • Integrated All Metal Speaker Pole Mount Adaptor
  • Solid 5/8-inch (15mm) Plywood Construction


Solid plywood cabinet construction ensures the YX18S will remain rattle and buzz-free at the high volumes a subwoofer must endure. Integrated pole mount adaptor allows full range loudspeakers like the YX15 or YX15P to be raised above the crowd easily and effectively with a simple subwoofer stand or speaker pole.

Designed with working musicians in mind, the YX18S offers rugged 5/8-inch plywood cabinet construction, all metal bar handles, metal input plate, integrated speaker mounts and a custom punched, perforated metal grille to protect the speaker.


System Type Subwoofer
Active or Passive Passive
Power Rating (Watts) 400
Nominal Impedance (Ohms) 6
Sensitivity (dB @1Watt/1m) 98
Max SPL (dB) 124
Frequency Response (Hz +/- 3dB) 45 - 150
Crossover Frequency (Hz) 150
LF Driver(s) 18 inch
LF Power Rating(Watts) 400
Inputs - 1/4" Jacks 2
Inputs - Speakon 4-pin 2
Other Controls / Features Built-in passive low-pass filter for Plug-and-play simplicity
Corners Metal
Feet Plastic Glides
Wheels No
Bar Handles 2 (Side)
Pole Mount Adapter (1 3/8"-3.5cm) Yes (Top)
Enclosure Materials 15mm (5/8inch) Plywood
Grille Custom Punched Black Perforated Metal
Covering / Finish Black Ozite
Dimensions (DWH xbackW, inches) 26 x 22 x 25
Dimensions (DWH xbackW, cm) 66 x 55.9 x 63.5
Weight (lbs/kg) 74 / 33.6

Specifications subject to change without notice