ALTO TS12S

The Alto Professional TS12S Subwoofer Speaker

The Alto Professional TS12S is a high-powered active subwoofer designed to deliver tight, punchy, and controlled low-frequency reinforcement across the full sonic spectrum. When added to a full-range speaker system, it provides deep, balanced bass for a complete and immersive listening experience in modern music venues.

A powered subwoofer ensures proper tonal balance, delivering the perfect blend of highs, mids, and extended low-end frequencies for any live performance.

The Most Powerful Subwoofer Yet

The TS12S delivers an impressive 2500 watts of peak power, making it the most powerful subwoofer in the Alto Professional lineup. It brings concert halls to life, energizes nightclubs, enhances houses of worship, and supports demanding live sound environments.

Its high-efficiency Class D amplifier ensures reliable, impactful low-frequency performance with clarity and authority.

Built for Reliable Performance

Constructed with a premium internally braced MDF cabinet, the TS12S minimizes unwanted resonance and vibration for tight, defined bass response.

It features a high-quality 12-inch woofer with a 3-inch high-temperature voice coil, built to withstand the demands of touring and permanent installations alike.

Flexible System Integration

The TS12S is designed for seamless integration into any PA system:

• User-selectable EQ modes
• Phase alignment control
• Dedicated XLR input and output paths
• Compatible with Alto Professional full-range speakers and other standard loudspeakers

TECHNICAL INFORMATION

Output Power:

2500W peak @ 4Ω

Low-Frequency Driver:

12” (305 mm) woofer

3” (76.2 mm) high-temperature voice coil

Frequency Response (-3 dB):

44 Hz – 95 Hz

Frequency Range (-10 dB):

38 Hz – 110 Hz

Maximum SPL:

130 dB (@1m)

Connections:

(2) XLR + 1/4” inputs

(2) XLR outputs

(1) IEC power input

Controls:

Volume control

Signal/Clip LED indicator

Speaker Use button

Proximity button

Power switch with LED

Protections:

Electronic clip protection

Thermal protection

Transducer overdrive protection

Enclosure:

Internally braced MDF cabinet

36 mm pole mount socket

Power Requirements:

100–120V / 50–60 Hz

220–240V / 50–60 Hz

Power Consumption:

1600W

Dimensions:

17.9” x 18.1” x 19.9”

454.7 x 459.7 x 505.5 mm

Weight:

57.1 lbs / 25.9 kg