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QSC KLA181

Item ID: KLA181

1,000-watt Active Subwoofer with DEEP, GuardRail, and Auto Standby Functions

Special Order, But We Can Get It Fast

Because of our great relationship with QSC, we can usually get this special order item to you within a week or two. Please note that special orders are non-returnable and non-cancelable. Order online or call for more information.

Note: While most of the items we sell ship for free, this item does not qualify for free shipping due to special circumstances.

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  • Retail Price$2399.00
  • Sweetwater Savings-$350.00
  • Tech SupportFree! SweetCare FREE Tech Support
    Trust Sweetwater's award-winning Tech Support department for FREE online and phone tech support, including our famous 20,000 article Knowledge Base. Learn more »
  • 2-Year WarrantyFree! Total Confidence Coverage FREE 2-year Warranty
    Regardless of the manufacturer's warranty, we'll protect this gear for two years.
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  • Sale Price:$2049.00
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On purchase of QSC products made with your Sweetwater Card April 1 through June 30, 2013.
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From Our Research Team:

A Serious Sub for Serious Live Rigs!

Add epic low end to your live rig, with a KLA181 subwoofer from QSC. This hard-hitting 1,000-watt active subwoofer features QSC's amazing DEEP DSP algorithm, which smoothly shapes bass frequencies for maximum impact. GuardRail protection allows the KLA181 to deliver maximum peak power, without overloading. That lets you keep the crowd amped up, without risking show-stopping shutdowns. The KLA181 sub also features both a balanced line-level XLR though jack and a locking AC power through jack - perfect for daisy chaining up to a set of KLA12 top boxes pole-mounted overhead.

QSC KLA181 Active Subwoofer Features at a Glance:
  • 18" vented subwoofer
  • 1,000-watt Class D continuous power module
  • DEEP DSP algorithm brings out low end
  • GuardRail peak protection technology
  • Auto Standby power-saving function
  • High acoustic output (135dB SPL peak)
  • Frequency range down to 33Hz (-10dB)
  • 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 2 KLA12 enclosures
  • Dimensions: 21.6" x 23.1" x 25.7"
  • Weight: 100 lbs.

Give your live rig the power and punch it needs, with a QSC KLA181 active subwoofer!
Specification Detail
Powered Yes
Power Configuration Mono-amped
LF Driver Size 1 x 18"
Power Amp 1000W
Power Rating (Program) Self-powered
Peak Power Capacity Self-powered
Impedance Input: 40k balanced / 20k unbalanced
Frequency Range 38Hz (-6 dB)
Crossover Frequency No crossover
Maximum Peak SPL 135dB
Enclosure Material Plywood
Mounting Options Fly, floor (pole socket on top)
Inputs Dual balanced XLR/?" (line level)
Outputs Dual Balanced XLR full range (line level)
Height 21.6"
Width 23.1"
Depth 25.7"
Weight 100 lbs
Manufacturer Part Number KLA181-BK

KLA181 Image Gallery

Can We Help?

Sweetwater's friendly and knowledgeable Sales Engineers are regarded as the most experienced and educated professionals in the music industry, with extensive music backgrounds and intense training on the latest products and technologies. As your personal contact here at Sweetwater, they are available to provide personalized advice any time you need it.
Call toll-free (800) 222-4700 or E-mail us
What Does "Special Order" Mean?
A special-order product is one that we don't normally keep in stock. We order it from the manufacturer as soon as you order from us. We have great relationships with all the manufacturers we carry, so we can get your special order to you as fast as or faster than anyone else. Remember that special orders are non-returnable and non-cancelable, so make sure the item is right for you. A Sweetwater Sales Engineer can help you decide - call (800) 222-4700 for assistance!

Recommended Accessories

I was very pleased with the shipping speed and the way the stand was packed. I was especially surprised to see candy thrown in the box as well, thank you. It was very relevant to your name "sweet" water. Your "Thank You" inserts provided an insight into your service to your customers - and it really shows how you really appreciate your customers. Your customer service is excellent and I would not hesitate to buy from you again ... in fact, you will be the first company that will come to mind for my next purchase because I know what I will expect. Excellent Customer Service!


Cheryll, Lott, TX

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See Also: PA Subs , QSC , QSC PA Subwoofers

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