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Sk12 Passive Subwoofer

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The SK 12 is a 450 W (RMS) long course 12 inch sub-woofer that provides a powerful sound in the low frequency range (30-100Hz). It uses a class D IcePower switching amplifier by Bang & Olufsen ICE POWER and boasts a sophisticated protection system that minimizes the risk of power shortage while maintaining normal functioning even if the electricity supply is uneven.
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KETRON Professional P.A. System is the result of extensive research & development utilizing Ketron’s experience and expertise in the design of electronic musical instruments. In keeping with Ketron’s commitment to producing products with unsurpassed quality, reliability, and leading edge technology, the Ketron P.A System are constructed using the highest quality materials and components available.

Specifically designed for live environments, they deliver exceptional sound quality and power to meet the highest expectations of professional performers.

The KETRON P.A.’s light weight, small dimension, bi-amplification speaker system design makes it easy to set up, extremely portable, and flexible. This makes the Ketron P.A System suitable for numerous applications, such as:

- Musical performances
- D.J. setup
- Conference, congress, and lecture hall use
- General purpose speaker system

The KETRON Speakers are designed to deliver excellent powerful sound quality in any environment.

By adding one or more self-powered subwoofer’s from the SK series you can reinforce the lower frequency range to maintain a high level of acoustic pressure across the entire spectrum, thus making the KETRON P.A. a superb choice for use in large open spaces or outdoor performances.

The SK 12A can be used in both an enclosed indoor environment and an open outdoor environment.

To enhance the impact of the low frequencies, an auxiliary output has been provided to connect it to an external passive subwoofer SK 12.

Ketron SK12 Speaker Specs
Bass reflex, Passive

Frequency Range
30 Hz – 100 kHz

98 db

SPL max
124 db


Nominal Power

Input Connections
Speakon 8 ohm

18mm Plywood

34.2 lbs / 15.5 kg

H x W x D 14.8” x 24.4” x 14.8”
376mm x 620mm x 376mm

Product Details

Product Details

Platform Hybrid (Mac and PC)
Manufacturer KETRON


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