Dual 18-inch Passive Subwoofer

  • High-power LF supplement to TX2152
  • Low-distortion port design
  • Two high-excursion EVS-18S woofers
  • Use with processor and dedicated amp channel
  • 103 dB sensitivity, 138 dB max SPL 
  • Power handling: 1000 W continuous, 4000 W peak
  • Mount points (6) for optional wheel kit
  • Braced plywood/MDF enclosure
  • Black EVCoat™ finish


Available Color Black
Depth 691 mm
Enclosure Material Plywood and MDF with EVCOAT

More Specifications

Family Tour X
Flying No
Frequency Response (-10 dB) 40 - 1500 Hz
Frequency Response (-3 dB) 50 - 160 Hz
Height 1154 mm
Input Connections Parallel Neutrik® NL4
Internal Crossover No
LF Transducer Two 18-inch EVS18S
Max. SPL/1m (calc) 138 dB
Minimum Impedance 2.9 Ω
Nominal Impedance (Passive) 4 Ω
Power Rating 4000 W
Powered or Passive Passive
Recommended Low-Pass Frequency 80 - 120 Hz
Sensitivity 1 W/1 m 103 dB
Speaker Type Subwoofer
System Power Handling (Continuous/Program/Peak) 1000//4000 Watts
Weight Net 56.1 kg
Width 508 mm
Woofer Size 18 inch

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Name Language Type Size Date
Portable Speaker Family Brochure EN PDF 5.25MB Mar 24, 2016 Download
Speaker & Electronics Catalog EN PDF 18.91MB Jun 10, 2015 Download
Name Language Type Size Date
TX2181 Engineering Data Sheet EN PDF 249KB Mar 21, 2012 Download
Name Language Type Size Date
Audio 101 - Loudspeaker Basics EN PDF 3.02MB Dec 13, 2012 Download
Name Type Size Date
TX2181Gr PNG 7.07MB May 26, 2017 Download
TX2181 PNG 5.28MB May 26, 2017 Download
TX2181 S PNG 4.73MB May 26, 2017 Download
TX2181an PNG 4.78MB May 26, 2017 Download
TX2181Gr S PNG 4.93MB May 26, 2017 Download
TX2181Gran PNG 5.72MB May 26, 2017 Download


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