Alto Professional TS18S 18" Powered Subwoofer 2500 Watts
Alto's TS18 SX Powered Subwoofer features 2,500W of power, a 18-inch driver with 3" high-temperature voice coil, selectable EQ, and a rugged & durable construction.
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Don’t sell your soul to a creditor to get the gear you need. At AMS, we want to lower the barriers to create. That’s why we offer in-house 0% financing, and you don’t even have to open a new line of credit! Spread out payments on your credit card to simplify financing and avoid hefty late fees or service charges. Cost shouldn’t interfere with your creativity.
Alto Professional TS18S 18" 2500 Watt Powered Subwoofer
For bass that doesn’t just fill the room but dominates it, the Alto Professional TS18S is your ultimate choice. This 18-inch subwoofer unleashes 2,500 watts of thunderous low-end power, turning any space into a vibrant sonic experience. Every kick drum resonates like rolling thunder, and every bass line cuts through with precision, delivering sound you can feel to your very core.
What Makes the TS18S the Perfect Choice for Your Setup?
The TS18S is the cornerstone of your sound, transforming it from simple background music into an unforgettable experience that resonates long after the last note. It’s not just sound — it’s impact you can feel.
2,500 Watts of Ground-Shaking Power: Experience unmatched, controlled sound that energizes nightclubs, fills concert halls, and elevates worship services effortlessly. The high-efficiency Class D amplifier delivers maximum impact with minimal energy use.
Premium 18-Inch Driver with 3-Inch Voice Coil: Built to endure, this powerful transducer delivers tight, punchy bass that remains crisp even at peak performance. Every note hits with intensity, guaranteed to move the crowd.
Internally-Braced Composite Cabinet: Enjoy pure, distortion-free sound. The precision-engineered cabinet eliminates unwanted vibrations, ensuring a focused, powerful performance — pure thump, no rattle.
Built for the Road and Built to Last
Live sound is unforgiving, and the TS18S is engineered to handle whatever you throw at it. From intimate venues to massive outdoor stages, this subwoofer adapts to your needs while maintaining the rock-solid reliability that keeps your shows running smoothly.
Durable Splatter-Spray Finish: Touring can be rough on gear, but this resilient finish ensures your subwoofer stays sleek and professional, even after countless setups and breakdowns. Built to endure, it looks great and performs even better, night after night.
Advanced Protection Systems: With electronic clip protection, thermal safeguards, and transducer overdrive prevention, your investment is always secure. Push the TS18S to its limits — it’s designed to handle the pressure while delivering flawless sound every time.
Integrated 36mm Pole Socket: Easily mount your full-range speakers for a stable, space-saving setup. Enjoy a clean, organized design that reduces cable clutter and maximizes efficiency.
Seamless System Integration
The best subwoofer in the world is worthless if it doesn't play nice with your existing setup. The TS18S connects effortlessly to any system, giving you the flexibility to adapt to different venues and performance requirements with professional-grade connectivity.
Dual XLR & 1/4-Inch Combo Inputs: Connect from mixers, amplifiers, or other audio sources with standard professional connections. Two balanced XLR line outputs and XLR thru outputs make linking multiple units simple and reliable.
User-Selectable EQ Tunings: Choose between Off, Live, and DJ settings to optimize your sound for the specific demands of each performance. Switch modes on the fly to match your venue's acoustics perfectly.
Phase Alignment Selector: Fine-tune the interaction between your tops and subs with 0°, 90°, 180°, and 270° phase options. Get your entire system working together for maximum impact and clarity.
The Foundation Your Sound Deserves
The Alto Professional TS18S isn't just another piece of gear — it's the cornerstone that elevates your entire audio system from good to unforgettable. You'll come to know you've made the right choice.
Alto Professional TS18S Features:
High-efficiency Class D amplifier delivering 2,500 watts of power
18-inch driver with 3-inch high-temperature voice coil for maximum impact
Internally-braced front-ported MDF cabinet with integrated 36mm pole socket
Electronic clip, thermal and transducer overdrive protection
Two XLR & 1/4-inch combo inputs and two balanced XLR line outputs
Dimensions (H x W x D): 26.7” x 20.9” x 24.7” / 678.2 x 530.9 x 627.4 mm
Weight: 93.0 lbs / 42.2 kg
Frequently Asked Questions
The Alto TS18S is an 18‑inch powered subwoofer designed to deliver deep, punchy low‑end for live sound, DJs, and portable PA setups. It pairs seamlessly with Alto’s TS‑Series speakers to create a full, high‑output sound system.
The TS18S delivers 2,500 watts of peak power and produces up to 131 dB SPL, giving it enough output for medium to large venues. Its high‑efficiency Class‑D amplifier ensures strong, reliable bass performance.
The TS18S uses a custom‑engineered 18‑inch driver and DSP‑controlled performance modes that optimize bass response for different environments. It also includes a rugged, road‑ready cabinet designed for professional use.
The subwoofer includes two XLR/TRS combo inputs and two XLR outputs for linking to full‑range speakers. It also features selectable crossover settings and polarity control for easy system integration.
Yes, the TS18S is built for professional performance, offering strong low‑frequency extension and high SPL output. Its durable construction and flexible DSP presets make it ideal for DJs, bands, and mobile sound reinforcement.
