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Deal.ai › Klipsch
Klipsch
Klipsch R-115SW Subwoofer

Klipsch R-115SW Subwoofer

Best price now

$63.00at FairstoreChecked 6 h ago

Compared across 4 stores. Prices are checked against each store and labelled with when.

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Price facts

  • Lowest price today: $63.00 at Fairstore (checked Nov 10, 2026).
  • Checked at 4 stores.

Our take on the Klipsch R-115SW Subwoofer

The Klipsch R-115SW is a large ported home theater subwoofer built around a 15-inch spun-copper Cerametallic woofer. Klipsch rates it at 800 watts of dynamic power, 18Hz to 125Hz response and up to 122dB output, so it is aimed at people who want deep, loud bass for movies and music. Its front slot port lets it sit closer to a wall than rear-ported rivals, and the rear panel has volume, crossover and phase controls plus L/R line-level and LFE inputs. It is big and heavy at about 75 lbs, and it competes with sealed and ported 15-inch subs on output per size rather than on small-room subtlety.

Best forDedicated home theater roomsAction movies and pipe-organ or bass-heavy musicOwners of large tower speakers who want matching outputBuyers who want front-ported placement flexibility
Pros
  • 15-inch Cerametallic woofer with high output
  • Front slot port allows flexible placement near walls
  • LFE and line-level RCA inputs fit most receivers
  • Rear volume, crossover and phase controls for blending
  • Optional WA-2 wireless kit removes cable runs
Cons
  • Very large and heavy at about 75 lbs
  • Needs room and careful placement to sound its best
  • No balanced or speaker-level inputs
  • Wireless operation requires a separate kit
  • Deep bass can overwhelm small rooms

Klipsch R-115SW Subwoofer prices at every store

  • FairstoreNew

    In stockReturn policy

    $63.00Checked 6 h ago
    Visit Fairstore
  • elevatehomeentertainment.squarespace.comNew

    In stock

    $719.99Checked 6 h ago
    Visit elevatehomeentertainment.squarespace.com
  • AdoramaNew

    Out of stock

    $899.00Free shippingChecked 6 h ago
    Visit Adorama
  • Lux AudioNew

    Out of stock

    $1,149.00+ $500.00 shippingChecked 6 h ago
    Visit Lux Audio

Klipsch R-115SW Subwoofer price history

Lowest price we've seen: $719.99 on Nov 10 at elevatehomeentertainment.squarespace.com. Tracked across 3 stores since Nov 10.

What reviewers say

Owners of the R-115SW generally describe it as a high-output subwoofer that delivers deep, room-shaking bass for movies and music. Many praise its value against larger premium subs, while some note its size and weight and say it needs careful setup to avoid boom.

What people mention
  • Bass outputPraisedOwners say it produces deep, forceful bass that adds impact to movie soundtracks.
  • Size and weightCriticisedMany note the cabinet is very large and heavy, which makes placement and moving difficult.
  • PlacementPraisedThe front slot port lets owners place it closer to walls with less boom than rear-ported designs.
  • SetupMixedReviewers say the rear controls help blending, but tuning it well takes time and effort.
  • ValuePraisedOwners often compare it favorably with more expensive subwoofers on output.

From Fairstore

  • High-output 400-watt amplifier
  • 15" woofer made of strong-yet-lightweight ceramic-coated aluminum
  • Quick, precise movement with minimal distortion and deep bass even at concert-hall volume levels
  • Front slot port minimizes turbulence for cleaner sound and avoids wall/floor boominess
  • Line-level and LFE inputs for easy connection to almost any home theater or stereo receiver
  • Back-panel volume, crossover, and phase controls to fine-tune and blend the bass
Materials
Ceramic-coated aluminum woofer; MDF cabinet with brushed black polymer veneer

About the Klipsch R-115SW Subwoofer

Whether it's an explosion or earthquake on a Hollywood soundtrack, crisply plucked notes from a bass guitar, or the subterranean tones of a large cathedral pipe organ, the Klipsch R-115SW lets you hear and feel those extremely low frequencies that add realism and energy to your movies and music. This subwoofer's high-output 400-watt amplifier pushes a 15" woofer made of a strong-yet-lightweight ceramic-coated aluminum for quick, precise movement, minimal distortion, and deep, bone-crushing bass even at concert-hall volume levels. The front slot port helps minimize turbulence for cleaner sound. And since the port is in the front, you won't hear unwanted "boominess" from sound reverberating off your walls and floor. Line-level and LFE (Low-Frequency Effects) inputs let you easily connect the R-115SW to almost any home theater or stereo receiver. Its back-panel volume, crossover, and phase controls help you fine-tune the bass to your liking, and blend its sound into your system. The sub comes housed in a durable MDF cabinet and finished with a brushed black polymer veneer. A front-mounted LED power indicator makes it easy to tell when the sub's powered up and ready to rock.

Specifications

Woofer size
15" spun-copper Cerametallic wooferSource
Amplifier power
800 watts of dynamic powerSource
Dimensions
21.5" H x 19.5" W x 22.3" DSource
Inputs
L/R line-level/LFE RCA inputsSource
Wireless option

Questions and answers

Is the Klipsch R-115SW good for movies or music?
It suits both, but its high output and deep extension make it especially strong for movie soundtracks. Music listeners with large rooms also benefit from its low-end reach.
How big is the room it suits?
It is built for medium to large rooms and dedicated theaters. In small rooms its output can overwhelm the space unless you turn it down and tune placement.
Does it need a separate amplifier?
No. It has a built-in amplifier and connects to a receiver through LFE or line-level RCA inputs.
Can I make it wireless?
Yes, with the optional Klipsch WA-2 Wireless Subwoofer Kit. The subwoofer itself has no wireless receiver built in.
What is in the box?
The subwoofer and its power cord, plus basic documentation. A subwoofer cable and the wireless kit are not included.
How does it compare with the R-112SW?
The R-115SW uses a larger 15-inch woofer and moves more air, so it plays louder and deeper. The smaller R-112SW takes up less space and suits smaller rooms.
Where is the Klipsch R-115SW Subwoofer cheapest?
At Fairstore, for $63.00, as of our latest check.
Where can I buy the Klipsch R-115SW Subwoofer?
4 stores we checked sell it, including Fairstore, elevatehomeentertainment.squarespace.com, Adorama, Lux Audio.

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Stores we've priced the Klipsch R-115SW Subwoofer at

  • Adorama deals and prices

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optional Klipsch WA-2 Wireless Subwoofer Kit
Source
Frequency response
18Hz - 125HzSource
Maximum acoustic output
122dBSource
Enclosure material
MDFSource
Enclosure type
Bass ReflexSource
Weight
75.4 lbs / 34.2 kgSource
Finish
Brushed Black Polymer VeneerSource