Features

  • 1,000 watt power module
  • 18-inch 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 receptacle for free-standing applications (black models only)
  • Suspension made possible via M10 fittings or KLA12AF Array Frame
  • Integrated threaded pole mount supports up to two KLA12 enclosures (black models only)
SPECIFICATIONS KLA181
Configuration 18-inch subwoofer
Transducers
High Frequency
Low Frequency


18-inch cone transducer
Frequency Response (-6 dB) 38 Hz
Frequency Range (-10 dB) 33 Hz
Nominal Coverage -
Maximum SPL (1 meter) 135 dB peak
Amplifiers
Power Output 1000 W Class D continuous
Input Impedance XLR: 40 kΩ balanced / 20 kΩ unbalanced
Controls 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 to 60 Hz
AC Power Consumption
(1/8 Power)
100 VAC, 2.3 A
120 VAC, 2.01 A
230 VAC, 1.13 A
Enclosure
Material Painted birch plywood
Finish Black or white textured paint
Grille Black or white powder coated 16 gauge steel
Dimensions (HWD) inches 30 x 28 x 24
Dimensions (HWD) mm 760 x 710 x 610
Net Weight 47.2 kg / 104 lb
Shipping Weight 54.4 kg / 119.9 lb

All specifications are subject to change without notice.

PowerCON is a trademark of Neutrik. All other trademarks are QSC LLC.

Due to unprecedented demand, this product may currently be out of stock at some retailers. We continue to replenish supply regularly and are working to fulfill all orders as rapidly as possible. Please check with your dealer for the latest delivery updates.