Updated 15 May 2026
| Brand | Alto Professional |
| Category | Musical Instruments |
| Available at | 1 UK stores |
| 90-day avg | £499.00 |
Alto Professional
Alto Professional TS15S 15" Active PA Subwoofer
£499.00Fair Price
Cheapest at Gear4music · 1 store
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PRICE HISTORY
Current
£469
Change
+0.5%
Avg
£481
Low
£461
High
£508
Volatility
2.3%
PRODUCT DESCRIPTION
- 2500W of Thunderous Bass Experience the power of 2500W of thunderous bass with the Alto Professional TS12S Active Subwoofer. This subwoofer is designed to deliver tight punchy low-end frequencies adding depth and impact to your live sound setup. Whether youre performing in a concert hall a night club or a house of worship the TS12S will elevate your music to new heights. High-Efficiency Class D Amplifier The TS12S is equipped with a high-efficiency Class D amplifier ensuring reliable and consistent power delivery. With 2500 watts at your disposal you can be confident that your subwoofer will perform at its best even in challenging environments. Whether you need to pump up the volume or create a balanced representation of musical artistry the TS12S is up to the task. Rugged and Durable Construction Built to withstand the demands of live performances the TS12S features a rugged internally-braced front-ported MDF cabinet. This cabinet is not only sturdy but it also has an integrated 36mm pole socket allowing for easy mounting. The mark-resistant splatter-spray finish ensures that your subwoofer always looks good even with heavy use. Plus with electronic clip thermal and transducer overdrive protection your TS12S is protected against any potential damage. Versatile Connectivity Options The TS12S offers a range of connectivity options to fit into any live sound system. With (2) XLR+1/4-inch combo inputs you can easily connect your instruments or microphones. The (2) balanced XLR line outputs allow you to connect external speakers or additional subwoofers. Additionally the (2) XLR thru outputs make linking multiple subwoofers a breeze. The TS12S also comes with user-selectable EQ tunings (Off Live DJ) and a Phase Alignment selector switch (0°
- /90°
- /180°
- /270°
- ) for optimal sound customization. Exceptional Sound Quality and Definition The TS12S is designed with exceptional sound quality in mind. The premium 12-inch driver features a 3-inch high-temperature voice coil transducer ensuring clear and impactful sonic transmission. The carefully crafted enclosure eliminates unnecessary rumbles and rattles delivering a truly unbiased sound. Whether you install the TS12S permanently or use it as part of a traveling setup you can trust that it will handle the rigors of live performances night after night. Features Powerful active subwoofer with up to 2500 W of output power Class D amplifier provides efficient power 15-inch driver produces powerful bass Unique high-temperature design 3-inch voice coil prevents overheating MDF cabinet for reliability and durability 36mm pole socket allows for easy mounting Splatter-spray finish resists marks stays good-looking Overload protection prevents electronic clip and thermal damage Two combo inputs accommodates XLR and 1/4-inch plugs Two line outputs provide balanced XLR connections Two thru outputs enable easy speaker linking Selectable EQ tunings tailors sound (Off Live DJ) Phase Alignment switch adjusts phase between 0°
- /90°
- /180°
- /270°
- for controlled outputSpecifications Output Power: 2500 W peak &commat
- 4&ohm
- Transducer: 15" (381 mm) woofer
- 3" (76.2 mm) high-temperature voice coil Frequency Response: 36 Hz - 110 Hz (-3 dB) Frequency Range: 31 Hz - 123 Hz (-10 dB) Maximum SPL: 132 dB (&commat
- 1 m) Connections:(2) XLR&plus
- 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 Enclosure: Internally braced MDF cabinet
- 36 mm mounting pole socket on top panel caster insert thread gauge M6 x 1.0 mm Power: Connection: Standard IEC Cable Input Voltage: 100 - 120 V AC 50/60 Hz
- 220 - 240 V AC 50/60 Hz Consumption: 1600 W Fuse: 100-120 V T15AL AC 250 V
- 220-240 V T8AL AC 250 V 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