QSC Speaker KLA181-BK/WH


QSC KLA181 ลำโพง 18″ ported, 1000W subwoofer with integrated flying hardware; available in black and white.



  • 1,000 watt power module
  • 18″ vented subwoofer
  • High acoustic output (135 dB SPL peak)
  • Frequency range down to 33 Hz (-10 dB)
  • Extensive DSP further enhances and protects performance
  • powerCON® Input and Thru connections
  • Threaded pole-cup receptacle for free-standing applications
  • Suspension made possible via M10 fittings or KLA12AF Array Frame
  • Integrated threaded pole mount supports up to two KLA12 enclosures
KLA Series
Configuration Multipurpose 2-way 18″ subwoofer
High Frequency
Low Frequency
1.75” diaphragm compression driver
12” cone transducer

18″ cone transducer

Frequency Response (-6 dB) 49 Hz – 18 kHz 38 Hz
Frequency Range (-10 dB) 44 Hz – 20 kHz 33 Hz
Nominal Coverage 90° H x 18° V
Maximum SPL (1 meter) 131 dB peak 135 dB peak
Power Output HF: 500 W Class D continuous
LF: 500 W Class D continuous
1000 W Class D continuous
Input Impedance (ohms) XLR: 40k balanced / 20k unbalanced XLR: 40k balanced / 20k unbalanced
Controls Power, Attenuation, LF Setting (ExternalSub/Normal/DEEP™), Array Size (1-5), Front LED (Pwr/Limit/Off) Power, Attenuation, LF Mode(Normal/DEEP™), Polarity (Normal/Reverse), Front LED (Pwr/Limit/Off)
Indicators Power, Signal, Standby, Limit
Connectors Balanced female XLR line level input, Balanced male XLR full range line level out, Remote attenuation control, Locking powerCON power connector AC In, Locking powerCON® power connector AC Out
Cooling On demand, 50 mm variable speed fan
Amplifier Protection Thermal limiting, output overcurrent, overtemperature muting, GuardRail™
Transducer Protection Thermal limiting, excursion limiting
AC Power Input Universal power supply 100 – 240 VAC, 50 – 60 Hz
AC Power Consumption
(1/8 Power)
100 VAC, 2.3 A
120 VAC, 2.01 A
230 VAC, 1.13 A
Material Impact resistant ABS Painted birch plywood
Finish Black or White paint Black or White textured paint
Grille Rugged Powder-Coated Steel Grille Black or White powder coated 16 gauge steel
Dimensions (HWD) 15.0″ x 23.4″ x 16.6″
(382mm x 594mm x 422mm)
21.6″ x 23.1″ x 25.7″
(547mm x 586mm x 633mm)
Weight (Net) 55 lbs (25 kg) 100 lb (45.3 kg)
Available Accessories KLA12 TOTE, K Series M10 Kit, KLA AF12 Array Frame KW181 POLE