QSC KLA181BK 18-Inch 1000-Watt Powered Subwoofer
Features
KLA181
- 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 receptacle for free-standing applications (black models only)
- Suspension made possible via M10 fittings or KLA12AF Array Frame (Not Included)
- Integrated threaded pole mount supports up to two KLA12 enclosures (black models only)
| SPECIFICATIONS |
KLA12 |
KLA181 |
| Configuration |
Multipurpose 2-way |
18" subwoofer |
Transducers
High Frequency
Low Frequency |
1.75” diaphragm compression driver
12” cone transducer |
18" cone transducer |
| Frequency Response (-6 dB) |
49 Hz to 18 kHz |
38 Hz |
| Frequency Range (-10 dB) |
44 Hz to 20 kHz |
33 Hz |
| Nominal Coverage |
90° H x 18° V |
- |
| Maximum SPL (1 meter) |
131 dB peak |
135 dB peak |
Amplifiers |
| Power Output |
HF: 500 W Class D continuous
LF: 500 W Class D continuous |
1000 W Class D continuous |
| Input Impedance |
XLR: 40 kΩ balanced / 20 kΩ unbalanced |
XLR: 40 kΩ balanced / 20 kΩ unbalanced |
| Controls |
Power, Attenuation, LF Setting (External Sub/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 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 |
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" × 23.4" × 16.6"
(382 mm × 594 mm × 422 mm) |
21.6" × 23.1" × 25.7"
(547 mm × 586 mm × 633 mm) |
| Weight (Net) |
55 lb (25 kg) |
100 lb (45.3 kg) |
| Available Accessories |
KLA12 tote, K Series M10 Kit, KLA AF12 Array Frame |
KW181 pole |
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 WARNING: This product contains chemicals including Styrene which is known to the state of California to cause cancer, and Bisphenol A (BPA), which is known to the state of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
In certain instances promotional prices will be offered listed above as a “Price with Rebate”, and are typically dated. In these cases Instant Rebate (IR) pricing is good sometimes only for the day only or only for the week. In order to be eligible for IR pricing – the order must be paid for AND picked up/shipped out. If you are placing an online order outside of business hours within your respective time zone, please add a note to your order for the team to confirm the pricing, or contact the branch the following business day to ensure that the item pricing carries over into the subsequent period. If an alternate branch location is still open in another time zone, please reach out to that group.
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