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Based on price data from 7 merchants for "QSC KS112 2000W 12 inch Powered Subwoofer". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Introducing the QSC KS112 2000W 12-inch Powered Subwoofer, the perfect companion for musicians, DJs, and sound professionals who refuse to compromise on sound quality. Compact yet mighty, this subwoofer combines 2000 watts of Class-D power with a 12-inch, long-excursion driver, all housed in a robust 6th order bandpass enclosure crafted from premium birch. It delivers a rich, deep bass that reaches audiences in any venue.
Designed with portability in mind, the KS112 is a breeze to transport and set up. Its lightweight frame and built-in, low-noise casters make it ideal for mobile gigs, while dual M20 threaded pole receptacles ensure wobble-free speaker deployment in both vertical and horizontal orientations. The onboard DSP, featuring savable and recallable scenes, along with Intrinsic Correction tuning, ensures optimal performance and sound clarity by actively optimizing time, frequency, and amplitude.
Whether you're powering up a small venue or adding depth to a full-scale production, the KS112 provides the versatility you need with a professional appearance that's ready for any stage. The rugged, lacquered wooden housing not only offers durability but also a sleek look that fits seamlessly into any setup.
Key Features:
- 2000W Class-D amplifier with a 12-inch driver
- 6th order bandpass design for optimal low-frequency response
- Onboard DSP with variable crossover and savable/recallable scenes
- Intrinsic Correction tuning for optimal sound
- Dual M20 threaded pole receptacles for versatile deployment
- Durable birch plywood enclosure with a professional finish
- Includes low-noise casters for easy transport and setup
Product specs
| Powered | Yes |
| LF Driver Size | 1 x 12" subwoofer speaker |
| Power Rating | 2000W Peak |
| Inputs | 2 x XLR-1/4" combo (line in) |
| Outputs | 2 x XLR (thru) |
| Frequency Range | 38Hz-121Hz (-10dB) |
| Frequency Response | 41Hz-108Hz (-6dB) |
| Crossover Frequency | Variable |
| Maximum Peak SPL | 128 dB SPL @ 1m |
| Signal Processing | Correction Tuning, Recallable Scenes, Loudspeaker Management |
| Mounting Options | Floor, Dual M20 threaded pole mounts |
| Power Source | Locking IEC power connector |
| Enclosure Material | 15mm Birch Ply with Black finish |
| Height | 24.5" |
| Width | 15.5" |
| Depth | 24.25" |
| Weight | 62.6 lbs. |
FAQs
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What is the power output of the QSC KS112 subwoofer?
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The QSC KS112 subwoofer delivers a powerful 2000 watts of peak power, driven by a Class D amplifier, providing robust and deep bass performance.
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What is the frequency response range of the QSC KS112?
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The QSC KS112 has a frequency response range of 41Hz to 108Hz, ensuring deep and impactful bass suitable for various live sound applications.
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What input and output connections does the QSC KS112 offer?
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The QSC KS112 features 2 XLR-1/4" combo inputs for line-level signals and 2 XLR outputs for thru connections, allowing for versatile connectivity in live sound setups.
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Is the QSC KS112 subwoofer suitable for portable use?
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Yes, the QSC KS112 is designed for portability, with a compact enclosure and a weight of 62.6 lbs, making it manageable for transport and setup in different venues.
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Can the QSC KS112 subwoofer be mounted for different setups?
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The QSC KS112 offers flexible mounting options, including floor placement and dual M20 threaded pole mounts, accommodating various stage and sound reinforcement configurations.
Videos
Sweetwater
QSC KS112 Powered 12" Subwoofer Review
Reviews
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about QSC KS112 2000W 12 inch Powered Subwoofer.
Features and functionality
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The KS212C includes front ports that double as handles, aiding in easier lifting and transport.
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The KS112's input options are solid and allow running multiple speakers on one circuit without issues.
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The QSC KS112 is lightweight and portable, making it easy to transport and set up for events.
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User experience
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The KS212C's cardioid mode provides a 30 dB drop behind the sub, reducing bass exposure for DJs.
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Users note the KS212C redlines at around 12 o'clock on the gain knob during heavy bass tracks like RnB.
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Owners note the QSC K12.2 sounds clearer when the DSP is well-tuned, significantly enhancing performance.
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Use cases and applications
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KS112 can effectively handle weddings of up to 100 people at half power, making it suitable for smaller venues.
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The KS112 is more effective for rounding out low frequencies rather than producing strong, felt bass for dance music.
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QSC KS112 pairs well with the K12.2 speakers, providing the needed low-end punch for events without breaking the bank.
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QSC KW181 is highly praised for its bass output when paired with the K12.2, even at high volume levels.
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Comparisons
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Compared to the KS118, the KS212C is slightly lighter and offers comparable power output, making it a more portable option.
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The KW181 is noted for superior bass depth compared to dual Ksubs, suggesting better performance for bass-heavy applications.
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QSC tops are often preferred over ELX tops, though some users opt for EV subs like the EKX18SP for sound quality and cost benefits.
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The ELX200-18SP subwoofer is smaller and lighter than the KW181, though it lacks wheels and may have less headroom.
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QSC K12.2 lacks bass response compared to Mackie SRM 450, which some users feel is more robust without a sub.
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QSC K12.2 is perceived as a step down from JBL SRX series, with the latter offering better sound signature and build quality.
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