Alto Professional TS15S Powered Subwoofer

The ideal match for Alto TS series top speakers, this subwoofer supports the low end with 2500 watts peak, powering a 15" driver with a fat 3" voice coil.

The best performances need the best in sound reinforcement at all ends of the sonic spectrum. For tight, punchy low-end look no further than the Alto Professional TS15S powered subwoofer. When added to your full-range speaker setup, the TS15S subwoofer delivers powerful but controlled low-end presence to your PA configuration for a full and complete listening experience for the modern public music space. With a powered subwoofer, any musical performance will take a giant leap into the realm of tonal balance with the perfect blend of hi, mid, and extended low-end frequencies.

The Most Powerful Subwoofer Yet
Sound reinforcement needs can change from night to night but the best in the business count on reliable power at their disposal whenever it's needed. The TS15S is Alto Professional's most powerful subwoofer yet, packing an incredible 2500 watts of power to make concert halls come alive, night clubs punch and pump, houses of worship lift-up instrumental performances, and more. Thanks to its high efficiency class D amplifier, TS15S adds the necessary heft and weight to any public performance for a balanced representation of musical artistry in any environment.

Carefully Built for Quality Performance
A structure is only as good as its foundation and your sound is no different. The TS15S subwoofer is built with reliable durability in mind to be the anchor of your setup and the anchor of your sound. Built with superior materials, the TS15S is engineered with a premium internally read more braced composite cabinet enclosure for tight, controlled sound. Enjoy all the thump and bump without the unnecessary rumbles and rattles. The key to low-end is clear definition for impactful sonic transmission and a carefully crafted enclosure ensures a truly unbiased sound delivery. With a premium 15-inch driver featuring a 3-inch, voice coil transducer, rest assured, the TS15S subwoofer is built to handle the rigors of live performance whether permanently installed or as part of a traveling setup, night after night.

A Subwoofer for Any Setting
What good is a sub if it doesn't play along nicely with the rest of your speaker setup? The TS15S is designed and engineered to fit into any system thanks to the versatile onboard electronics switches. Quickly bounce through the User-selectable EQ tunings to enable, boost, or bypass low end accentuation appropriately as different shows require. Use the intuitive Phase Alignment function as needed to make sure your tops and subs perform well no matter the setting or setup. With dedicated input and output paths, seamlessly connect your companion Alto Professional full-range loudspeakers or any other standard loudspeaker units.


- High-efficiency Class D amplifier
- Transducer: 15-inch driver with 3-inch high-temperature voice coil
- Rugged and durable construction that's Built to Last
- Internally-braced front-ported MDF cabinet with integrated 36mm pole socket
- Mark-resistant splatter-spray finish always looks good, even with heavy use
- Electronic clip, thermal and transducer overdrive protection
- The Perfect Match for Your Live Sound Setup
- Two XLR & 1/4-inch combo inputs and two balanced XLR line outputs
- Two XLR thru outputs for linking
- User-selectable EQ tunings (Off, Live, DJ)
- Phase Alignment selector switch (0*/90*/180*/270*)
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-Output Power: 2500W peak@ 4 ohms
-Transducer: Low 15" (381 mm) woofer; 3" (76.2 mm) high-temperature voice coil
-Frequency Response: 36 Hz - 110 Hz (- 3 dB)
-Frequency Range: 36Hz-110Hz(-10dB)
-Maximum SPL: 132dB(@1m)
-Connections: Two XLR & 1/4" (6.35 mm) inputs; Two XLR outputs; One IEC power cable input
-External Controls: Volume control, signal/clip limiter with LED, speaker use button, proximity button, power switch with LED
-Electronic Protections: Electronic clip, thermal and transducer overdrive protection
-Enclosure: Internally braced MDF cabinet; 36 mm mounting pole socket on top panel
-Caster Insert Thread Gauge: M6 x 1.00 mm
-Connection: Standard IEC cable
-Input Voltage: 100-120, 50/60 Hz; 220-240 VAC 50/60 Hz
-Consumption: 1600W
-Fuse: 100-120V, T15AL AC250V; 220-240V, T8AL AC250V
-Dimensions: (height x width x depth) 21.3" x 20.6" x 24.7" / 541 x 523 x 627 mm
-Weight: 87.1 lbs. / 39.51 kg
Dimensions and Weight in Packaging
Base Item
Shipping Weight: 89.9 lbs
Shipping Dimensions: 29 x 25 x 24 in
Manufacturer Part Number (MPN): TS15SXUS

For support or warranty questions, please contact the manufacturer:
Phone: 401-659-8135


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