The Yorkville SA315S is a 13000W 3 x 15-inch powered bass reflex subwoofer from the Synergy Array Series, designed to complement the SA153 full-range top and to be used in conjunction with the SA221S powered subwoofer to create a powerful and scalable point-source sound system. Perfect for professional sound reinforcement companies, rental houses, touring bands, festivals, and mobile DJs, the SA315S delivers exceptional bass performance with deep, punchy transients and an enveloping sustained bass tone. Its rugged build and powerful amplification make it a top choice for demanding environments and applications.
At the heart of the SA315S is a high-efficiency Class-D amplifier with 13,000W peak power (6,500W program), driving three 15" LF woofers with 3" voice coils. The subwoofer's frequency response spans 31 Hz to 100 Hz, delivering exceptional low-end extension while maintaining tight control. Integrated DSP ensures optimal performance and protection, with features such as excursion, thermal, and clipping limiters, preventing damage to the driver and voice coil. The system's advanced DSP also includes IIR filters for crossover and equalization, ensuring clean, accurate audio reproduction across the full spectrum of bass frequencies.
The SA315S also features a user-controlled power limiter, which allows for power draw management in mobile and touring applications. The Average Power Limit knob offers settings for 100%, 75%, and 50% power, helping to manage available power when operating in environments with limited resources. The rear panel is equipped with a range of convenient controls, including a Sub Level control for adjusting the subwoofer's output, LED indicators for power, excursion limit, thermal limit, input clip, and activity. A single XLR input and two parallel XLR outputs provide flexibility in connecting additional subwoofers or the SA153 full-range speaker. The subwoofer can be daisy-chained with up to 20 units without signal loss, making it an ideal choice for large setups that require extended bass coverage.
Constructed from durable 15mm birch plywood with a tough speaker paint finish, the SA315S is built to withstand the rigors of live sound applications. The enclosure features interlocking UHMW feet for stability when stacking and a rail and lockbar rigging system for safe and easy flying. Designed with portability in mind, the subwoofer includes six bar handles (three on each side) for convenient transport. Whether you are setting up for a concert, festival, or event, the Yorkville SA315S subwoofer provides the performance, reliability, and flexibility to meet the needs of any professional sound reinforcement application.
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