Alto Professional - TSSUB18 18" 2500W Active Subwoofer

Sale price$1,199.00
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The Alto Professional TS18S active subwoofer delivers tight, punchy low-end presences for balanced listening experiences. Featuring a 2500W Class D amplifier, this sub packs the necessary heft and weight to any performance for a full and complete sonic representation. Constructed with a premium internally braced composite cabinet enclosure, this sub eliminates unnecessary rumbles and rattles. An onboard EQ and Phase Alignment let it integrate into any system. Dedicated inputs can easily link to Alto Professional full-range loudspeakers or other standard loudspeakers.

  • 2500W of Thunderous Bass
  • High-efficiency Class D amplifier
  • Transducer: 18-inch driver with 3-inch high-temperature voice coil A Subwoofer That’s Built to Last
  • Rugged, 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
  • Rock-Solid Sound from the Bottom, Up
  • The Perfect Match for Your Live Sound Setup
  • (2) XLR+1/4-inch combo inputs
  • (2) XLR thru outputs for linking
  • User-selectable EQ tunings (Off, Live, DJ)
  • • Phase Alignment selector switch (0°/90°/180°/270°)


    Output Power

    2500Wpeak@4 Ω

    Transducer Low

    18” (457 mm) woofer; 3” (76.2 mm) high-temperature voice coil

    Frequency Response

    29 Hz – 100 Hz (- 3 dB)

    Frequency Range

    27 Hz – 111 Hz (-10 dB)

    Maximum SPL

    137 dB (@ 1 m)


    (2) XLR+1/4” (6.35 mm) inputs; (2) XLR outputs; (1) 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


    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)

    26.7” x 20.9” x 24.7” / 678.2 x 530.9 x 627.4 mm


    93.0 lbs. / 42.2 kg

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