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QSC KLA181 Powered Subwoofer

SoundPro Item: 41146
MPN: KLA181-BK
MSRP: $2,999.99
$2,399.99

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The KLA181 1,000-Watt Subwoofer from QSC is designed to be used in the KLA series fixed line array system. It can reproduce frequencies down to 33Hz and produces up to 1,000-watts of output. The KLA181 has an integrated threaded pole-cup receptacle that allows you to pole-mount up to 2 KLA12 speakers on top of it for array setup. Its M10 fittings allow it to alternatively be suspension mounted.

QSC KLA181 Powered Subwoofer Features

  • 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 (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)

In the Box

  • 1x KLA181 Powered Subwoofer

Product Specifications

  • Configuration: 18-inch subwoofer
  • Transducers:
    • High Frequency: NA
    • Low Frequency: 18-inch cone transducer
  • Frequency Response (-6 dB): 38 Hz
  • Frequency Range (-10 dB): 33 Hz
  • 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 (H x W x D): 30 x 28 x 24 inches (760 x 710 x 610 mm)
    • Net Weight: 104 lbs (47.2 kg)
    • Shipping Weight: 119.9 lbs (54.4 kg)

In The Box