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Klipsch® White Single 15" Subwoofer
Klipsch® White Single 15" Subwoofer 0
Klipsch® White Single 15" Subwoofer 1
Klipsch® White Single 15" Subwoofer 2
Klipsch® White Single 15" Subwoofer 3

Klipsch® White Single 15" Subwoofer

Model #: KI-115-SMA-II-White
At a Glance
Designed for high output, long-term reliability, the Klipsch KI-115-SMA-II low frequency enclosure utilizes a single K-48-ST cast frame 15” woofer. This 104-ounce magnet, 3” voice coil powerhouse delivers high sensitivity with superior power handling. Klipsch’s specially designed speaker motor assembly ensures that high transient cone excursions won’t damage the voice coil former under extreme output applications.
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Get to know this product.

Perfect for music reinforcement and reproduction, the KI-115 finds ready application in clubs, theaters, auditoriums, churches and performance environments. The rugged, tuned port, 3/4” furniture grade plywood enclosure utilizes CNC fabrication techniques for uniform tolerances, contributing to advanced reliability and ruggedness. Dado “locktab” and rabbet joint construction contribute to freedom from resonance and cabinet-induced coloration.

The KI-115-SMA-II utilizes four 3/8"-16 suspension points, located on the rear of the enclosure, to support suspended applications in a "face-down" orientation.


  • High power 15” low frequency speaker system
  • Compatible with Klipsch KI-102-SMA-II, KI-172-SMA-II, KI-262-SMA-II, and KI-272-SMA-II speaker models
  • Specially designed motor assembly assure high transient cone excursions do not harm the voice coil under extreme out application
  • Four suspension points on the back of cabinet (face down orientation only)
  • 124 dB SPL maxmium output
  • Available in Black, White or Raw Birch finish


Frequency Response49 Hz - 200 kHz (-10 dB @ 35 Hz)
Power Handling400 watts (44.7V); 1600 watts peak
Maximum SPL124 dB Continuous; 130 dB Peak
Sensitivity101 dB
Nominal Impedance8 ohms, minimum 5 ohms @ 39 Hz
ComponentsOne K-48-ST 15” woofers
Input ConnectionTwo point barrier strip
Mounting OptionsFour 3/8”-16 flypoints
Enclosure Material3/4" 7-ply birch plywood cabinet
Height18.5” (46.99cm)
Width24.6” (62.48cm)
Depth19.2” (48.77cm)
Weight62 lbs. (28.18kg)
FinishesBlack, White and Raw Birch

Misc. Specs

Product Weight (lbs.)62
Depth (in.)19.2
Width (in.)24.6
Height (in.)18.5
Speaker TypePowered Subwoofers
Color Finish NameWhite
RMS Power Handling (Watts)1600
Subwoofer Size15
WarningProposition 65 Warning for California Residents