Krix Seismix 3 MK8 Subwoofer

Bring low frequency effects to life with this tight yet powerful subwoofer. Experience movies as the director intended.


Sale price$1,445.00
Color: Black Woodgrain

Key features

Made in Australia

Frequency 22Hz-200Hz in room response

Inputs Stereo line RCA & Wireless audio receiver

Amplifier 350 Watts RMS, 700 Watts maximum

Weight 18kg each

Krix Seismix 3 MK7 Subwoofer

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Krix Seismix 3 MK8 Subwoofer

If you’re serious about elevating your home audio experience, the SEISMIX 3 MK8 subwoofer is designed to deliver bass that you don’t just hear—you feel. Built for both immersive home theatre and high-performance music systems, this subwoofer transforms ordinary sound into a cinematic, room-filling experience.

From subtle low-frequency details in music to the explosive impact of movie soundtracks, it brings a new level of realism and depth. With a powerful amplifier, precision-engineered driver, and intelligent design, the SEISMIX 3 MK8 ensures every beat, rumble, and effect is reproduced with authority and control. Whether you're watching blockbuster films or enjoying your favorite tracks, this subwoofer enhances every moment with rich, deep bass that stays tight and accurate. It’s not just about louder bass—it’s about better bass that completes your entire audio system.

Krix Seismix 3 MK7 Subwoofer

Deep, Powerful Bass Performance

The SEISMIX 3 MK8 delivers a 22Hz–200Hz in-room response, adding depth and realism to movie soundtracks and music with tight, controlled low-frequency performance.

Krix Seismix 3 MK7 Subwoofer

High-Efficiency Amplifier Power

Powered by a 350W RMS amplifier with 700W maximum instantaneous power, the SEISMIX 3 MK8 provides effortless bass output while maintaining clarity and control.

Krix Seismix 3 MK7 Subwoofer

Precision-Engineered 11” Driver

Featuring a 275mm (11”) doped paper cone driver with a 50mm voice coil and vented magnet assembly, the SEISMIX 3 MK8 delivers powerful, accurate bass reproduction.

Krix Seismix 3 MK7 Subwoofer

Room-Filling Output with Clarity

With a maximum output of 122dB SPL, this subwoofer can easily fill medium to large rooms with powerful bass. It ensures that every corner of your space experiences consistent low-frequency performance without drop-offs.

Despite its high output capability, it maintains clarity and control, avoiding the boomy or over-powering bass that often comes with high-volume subwoofers.

Krix Seismix 3 MK7 Subwoofer

Flexible Integration & Easy Setup

The SEISMIX 3 MK8 offers versatile connectivity options, including stereo RCA inputs and support for a wireless receiver via USB-C power. This makes it easy to integrate into both modern and traditional audio systems.

With adjustable phase control (0º–180º) and a customizable low-pass filter (50Hz–200Hz), you can fine-tune the subwoofer to perfectly match your speakers and room acoustics.

Krix Seismix 3 MK7 Subwoofer

Smart Design & Premium Build Quality

Its front-vented bass reflex enclosure is engineered for optimal airflow and precise bass delivery, ensuring consistent performance without unwanted noise or distortion. The design also allows for flexible placement in your room.

Available in premium finishes, including timber veneer and black woodgrain, it blends seamlessly with your home décor while maintaining a professional, high-end appearance.

Krix Seismix 3 MK7 Subwoofer

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