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18" Active PA Subwoofer

  • Alto Truesonic TS218S Front
  • Alto Truesonic TS218S Back
£499.00 Inc VAT
Save: £0.99 | RRP £499.99
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Quick Overview

Alto Truesonic TS218S is an 18" Active PA Subwoofer that features Custom engineered high-efficiency Class D amplifiers with passive cooling design

  • Description
  • Additional Information

Alto Truesonic TS218S Product Description

For those performance situations where additional low-frequency output and punch are required; even beyond the already-impressive bass capability of the TS2 full-range speakers; the new TS2 powered subwoofers are the perfect solution

Pair TS218S with any full-range speaker system to extend the bass response and dramatically enhance the overall impact of the music being played.


  • 1250 watts of peak power output
  • Custom engineered high-efficiency Class D amplifiers with passive cooling design – no fan means the speaker runs cleaner, quieter and has greater long-term reliability
  • 18-inch high-excursion woofer
  • (2) XLR+1/4-inch combo inputs + (2) balanced XLR line outputs
  • Polarity Reverse, Full-Range Output and Extended LF controls
  • Electronic clip, thermal and transducer overdrive protection
  • Rugged, internally-braced front-ported plywood cabinet
  • Integrated 35mm speaker pole socket and M10 rigging points

Technical Specifications

  • Output Power: 1250 W peak, 625 W continuous
  • Transducer Low: 18” (457 mm) woofer, 3” (76 mm) voice coil
  • Frequency Response: 35–95 Hz (-10 dB)
  • Maximum SPL: 131 dB (@ 1 m)
  • Connections: (2) XLR+1/4” (6.35 mm) inputs; (2) XLR outputs; (1) IEC power cable input
  • Input Level: Line +4 dBu (nominal)
  • External Controls: Volume control, signal/clip limiter with LED, polarity-reverse switch, high-pass filter bypass switch with LED, extended low-frequency switch with LED, power switch with LED
  • Electronic Protections: Electronic clip, thermal and transducer overdrive protection
  • Enclosure: Internally braced plywood cabinet; 35 mm mounting pole socket ontop panel
  • Power Connection: Standard IEC cable
  • Input Voltage: 110–120, 220–240 V AC; 50/60 Hz
  • Consumption: 450W
  • Fuse: T6.3AL AC250V (110–120 V) or T3.15AL AC250V (220–240 V)
  • Dimensions (W x D x H): 26.8” x 20.7” x 24.8” / 680 x 525 x 630 mm
  • Weight: 70 lbs. / 32 kg

Alto Truesonic TS218S Additional Information

Brand Alto Professional
Condition New
EAN 0816311011488