SVS
PC13-Ultra Subwoofer
Best space-saving subwoofer for high-impact home theater and music enthusiasts.
Experience the iconic SVS PC13-Ultra subwoofer, a marvel of audio engineering that delivers immense power without demanding excessive space. Its distinctive cylindrical design houses a powerful 13.5-inch driver and a 1,000-watt RMS Sledge amplifier, producing deep, distortion-free bass for both music and home theater. Fine-tune your audio with variable port tuning, allowing you to customize output and extension for a truly personalized listening experience. This subwoofer offers superior low-frequency extension and output, outperforming traditional designs and seamlessly integrating into your sound system.
$1699.99
Owner Satisfaction
4.8
/ 5
Category Rank
151
/ 6571
#151 in Speakers
Price vs Category Average
+16%
Above average
Driver
13.5
/ SVS ” extreme performance underhung Ultra driver
Who it's for
- Home theater enthusiasts needing room-filling, cinematic bass performance
- Apartment dwellers or homeowners with limited floor space
- Audiophiles who want to switch between movies and music
Who should skip it
- Interior design lovers who prefer discreet, low-profile audio equipment
- Solo users who struggle with heavy, cumbersome lifting
- Tech-focused buyers wanting modern app-based DSP control
Performance breakdown
Low-Frequency Extension
Reaches subterranean depths that bring cinematic scale to any room.
Output Authority
The Sledge amplifier delivers massive, distortion-free power at any volume.
Footprint Efficiency
Cylindrical design maximizes internal volume while saving precious floor space.
Tuning Versatility
Variable port modes allow precise tailoring to your specific acoustic environment.
Driver Precision
The 13.5-inch underhung driver maintains tight control during complex musical passages.
System Integration
Balanced XLR and RCA inputs ensure seamless connectivity with high-end gear.
Key Specs
Driver
SVS 13.5” extreme performance underhung Ultra driver
Amplifier
STA-1000D Sledge with 1000 watts RMS continuous power (3600 watts peak dynamic power)
Frequency Response
15-200 Hz ± 3 dB
Cabinet Dimensions
46" (H), 16.6" (OD)
Weight
90 pounds
Connectivity
Stereo line-level RCA and balanced (XLR) input/output connections
Tuning Modes
Variable 20 Hz, 16 Hz and Sealed tuning modes
Included Accessories
Dense foam port blockers (3)
Features
- Space-saving cylindrical cabinet design
- Powerful 13.5-inch driver for deep bass
- High-performance Sledge amplifier
- Variable port tuning for customized sound
- Exceptional output and low-frequency extension
- Effortless power for music and movies
- Distortion-free performance at high volumes
- Seamlessly blends with any speaker system
What customers say
Customers overwhelmingly praise the SVS PC13-Ultra for its exceptional performance and value in high-end audio. The core theme is its transformative deep bass extension, effortlessly reaching below 20Hz, which creates truly immersive movie experiences. Reviewers highlight its immense headroom and output, noting it maintains control and musical accuracy unlike lesser units. The unique Piston Cylinder design is appreciated for maximizing output while keeping the floor footprint relatively small. Despite the significant initial cost, the consensus is that this subwoofer competes with much more expensive models. Users view it as a durable, high-quality component that dramatically elevates their entire home entertainment system.
Know before you buy
The cylindrical shape provides a smaller footprint compared to traditional box subwoofers, allowing you to place a high-performance 13.5-inch driver in corners or tight spaces without sacrificing floor area.
Variable port tuning allows you to adjust the subwoofer's frequency response to match your room and listening preferences. By using the included foam port blockers, you can switch between 20 Hz, 16 Hz, or sealed modes to prioritize either maximum output or tighter, more precise bass.
Yes, the PC13-Ultra features both stereo line-level RCA and balanced XLR inputs and outputs, making it compatible with both standard home theater receivers and professional-grade audio equipment.
It is designed to excel at both. The 1,000-watt Sledge amplifier provides the raw power needed for cinematic explosions, while the high-performance driver ensures the speed and accuracy required for musical bass notes.
The unit stands 46 inches tall with an outer diameter of 16.6 inches. While it is designed to be space-efficient, you should ensure you have adequate vertical clearance and enough room to access the rear connections.
Yes, the PC13-Ultra is engineered to blend seamlessly with a wide variety of speaker systems. Its precise control and deep frequency extension allow it to fill in the low-end gaps of your main speakers without drawing unwanted attention to itself.
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$1700