The Alto Professional TS18S is an 18-inch powered subwoofer designed to add deep, controlled bass to full-range PA systems. With 2500W peak output and efficient Class-D amplification, it provides low-frequency reinforcement for DJ sets, live music, clubs and event venues.
Select Live or DJ EQ tuning to suit your programme, then use the four-position phase alignment control to improve integration with your main speakers. Two combo inputs and two XLR thru outputs simplify connection, while the internally braced, front-ported MDF cabinet supports defined bass reproduction.
Explore the Alto Professional TS18S powered subwoofer at TOFTrading in Egypt to extend your sound system’s low-frequency performance.
Features:
- 2500W peak output with high-efficiency Class-D amplification.
- 18-inch woofer with a 3-inch high-temperature voice coil.
- Maximum SPL: 137 dB at 1 metre.
- Frequency response: 35 Hz–100 Hz (-3 dB).
- Extended frequency range: 27 Hz–111 Hz (-10 dB).
- Selectable EQ settings: Off, Live and DJ.
- Four-position phase alignment: 0°, 90°, 180° and 270°.
- Two XLR/6.35 mm combo inputs.
- Two XLR thru outputs for linking to additional audio equipment.
- Output level control and signal/limiter indication.
- Internally braced, front-ported MDF enclosure with mark-resistant finish.
- Integrated 36 mm speaker-pole socket.
- Electronic clipping, thermal and transducer overdrive protection.




























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