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Based on price data from 3 merchants for "Yamaha KS-SW100 50-Watt Powered Subwoofer". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Elevate your sound experience with the Yamaha KS-SW100 50-Watt Powered Subwoofer, a dynamic addition to any musician's arsenal. Designed specifically for electronic keyboards with built-in speakers, this subwoofer redefines your low-end output with precision and clarity. The Twisted Flare Port design is a standout feature, smoothing out airflow and minimizing noise, ensuring every note resonates with pristine clarity. Paired with Yamaha's Advanced YST II technology, this subwoofer expertly handles speaker impedance, delivering a stable and accurate low-frequency response that enriches your music with depth and realism.
The KS-SW100 doesn't just sound impressive—it looks the part too. Its sleek, unobtrusive design means it fits seamlessly into any environment, making it a versatile choice for both studio and stage setups. Whether you're looking to add a deeper dimension to your keyboard performances or enhance your live sound setup, the Yamaha KS-SW100 offers the power and clarity you need without overwhelming your space.
Key Features:
- 50W dynamic output power
- Twisted Flare Port design for clear, tight bass
- Advanced YST II technology for precise speaker impedance management
- Frequency range of 28 - 200 Hz
- Magnetically shielded to prevent interference
- Compatible with specific Yamaha keyboard models for optimized EQ settings
- 20 cm bass driver cone for robust sound output
Product specs
| Number of Channels | 1 |
| Output Power | 50W |
| Speaker Size | 1 x 8" cone woofer |
| Inputs | 1 x RCA (1/4" adapter included) |
| Frequency Range | 28Hz-200Hz |
| Height | 11.5" |
| Width | 13.37" |
| Depth | 11.5" |
| Weight | 18.7 lbs. |
FAQs
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What type of connection does the Yamaha KS-SW100 subwoofer use?
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The Yamaha KS-SW100 subwoofer features a single RCA input, and it includes a 1/4" adapter for versatile connectivity with various audio sources.
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Is the Yamaha KS-SW100 subwoofer suitable for enhancing keyboard sound systems?
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Yes, the Yamaha KS-SW100 is designed to complement keyboard sound systems, providing a rich bass extension with its 8" cone woofer and 50W output power.
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What is the frequency range of the Yamaha KS-SW100 subwoofer?
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The Yamaha KS-SW100 subwoofer offers a frequency range of 28Hz to 200Hz, ensuring deep bass response suitable for a variety of musical applications.
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How portable is the Yamaha KS-SW100 subwoofer for live performances?
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Weighing 18.7 lbs and with dimensions of 11.5" x 13.37" x 11.5", the Yamaha KS-SW100 is compact and relatively lightweight, making it convenient for transport to live performance venues.
Reviews
PROS
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Enhances bass dimension, making it feel like a live performance
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Rounds out sound for Yamaha keyboards, improving depth
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Affordable price for noticeable sound quality improvement
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Perfect match with Yamaha PSR-SX models
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Rich tone from low to high, simulates live orchestra feel
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Versatile for multiple purposes and setups
CONS
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Limited feature set for specific use-cases
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Poor sound quality with some instruments, like the Reface CP
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Lacks EQ controls for sound customization
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Input cable design may be inconvenient
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Yamaha KS-SW100 50-Watt Powered Subwoofer.
Comparisons
Features and functionality
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The Yamaha KS-SW100 can be part of a 5.1 home theater setup and is noted for being a reasonable entry-level option for small rooms.
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The Yamaha KS-SW100 lacks speaker level inputs and a crossover dial, offering only a single RCA input, which limits connectivity options.
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It does not include an Auto-On function, requiring manual operation, which may be inconvenient for users intending to pair it with an AVR.
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Some users recommend experimenting with the subwoofer settings on your receiver to optimize performance and reduce boomy bass.
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Value and pricing
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While affordable, users often suggest saving for a higher-end model like the Klipsch R100SW or R110SW, which might offer better performance for a similar price.
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Owners note that despite its limitations, the KS-SW100 is a satisfactory option in regions with fewer subwoofer choices under $200.
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User experience
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Some owners report that the subwoofer sounds loud but can be muddy and inconsistent, best suited for non-critical listening environments.
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Use cases and applications
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The Yamaha KS-SW100 is satisfactory for casual movie watching and background music, but may not impress serious audiophiles seeking precision and clarity.
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It has been suggested that dual KS-SW100 subwoofers combined with a MiniDSP could enhance performance when paired with bookshelf speakers for a balanced sound system.
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