MainShock-12 - Powered 12" 2-Way Loudspeaker - PA DJ Molded Loudspeaker

Best Selling Active 12 Inch DJ Loudspeaker Model Number: MainShock-12 (12" Powered Loudspeaker) 500 Watts RMS - 8 Ohms Built in High Efficient Amplifier Master Volume / 2 Band EQ
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MainShock-12 - Powered 12" 2-Way Loudspeaker - PA DJ Molded Loudspeaker


Power! Unlimited Power! The Seismic Audio line of Powered Speakers has grown in popularity month by month. Power, versatility, and ease of use have become mandatory in the world of Pro Audio. We have taken the best of the PWS Series of Powered Speakers, improved the specifications and features to produce our new line of Active Loudspeakers, the MainShock! The MainShock line of Premium Active Loudspeakers accommodates the needs of any Pro Audio application! Still lightweight and versatile, the MainShock Series is perfect for virtually any situation where sound reinforcement is needed. The MainShock Series powered loudspeakers can be configured in a number of ways, fitting the needs for everyone from MC's, DJ's, to bands. The MainShock series offers incredible performance with affordable price tag. Whether your PA application is public address, live sound, karaoke or club sound, the MainShock Series answers the call with the convenience of a powered loudspeaker system.


The Active Speaker or Powered Speaker has become essential for DJ's, musicians, and Pro Audio professionals. This powered 12" speaker cabinet is equipped with 12 Inch loudspeakers that operate at 500 Watts RMS, and have a 75 ounce magnet with a 3" voice coil. It has a titanium compression driver with a wide dispersion horn for optimal coverage! Durability will never be questioned with the MainShock Series. Its Molded enclosure is durable enough to handle road travel and its powder coated metal grill with acoustical backing help protect against moisture in an outdoor setting! The MainShock-12 Active Loudspeaker also has a pole mount, making it the perfect match for any Seismic Audio subwoofer or it will fit any existing PA system you have! The MainShock also features an angled design that allows you to switch it from main to monitor use! While some Pro Audio purists will try and convince you that active or powered speakers are no match for stand alone amplifier quality, these Powered 12 Inch PA Speakers are out to prove them wrong!

The Seismic Audio Experience

The Seismic Audio brand was designed with the notion that every musician should have access to high quality Pro Audio gear at an affordable price! With your purchase, you will receive one 12 Inch Powered 2-Way PA Speaker pictured and described above. You will also receive top notch customer service, plus all the technical expertise you will ever need is just a phone call or email away! Join the Seismic Audio revolution and see what tens of thousands already know. Whether it is for the garage band, live sound, stage, or studio...Seismic Audio is bang for the buck, the best Pro Audio gear for all PA applications! Need a Pair of these Active 12" PA Speakers? Buy them here!


12" Premium PA/DJ 2-Way Active Loudspeaker
Main | PA Loudspeaker | Monitor
Active / Passive
Active (Powered)
Power Rating
500 Watts RMS
Volume Controls
Master Volume Control
Nominal Impedance
8 Ohms
Magnet Size
75 oz
Voice Coil
3" Voice Coil
Tweeter / Horn
Titanium Compression Driver with Wide Dispersion Horn
Frequency Range
42 Hz - 22 kHz
Frequency Response
48 Hz - 20 kHz
Crossover Frequency
2.5 kHz
98 dB
Maximum SPL
128 dB
Coverage Pattern
90º x 45º
Input - XLR / 1/4 Inch Combo Jack and RCA Output - XLR Male Output
Full Metal Grill with Acoustical Foam Backing
Yes, Side Handle
Lightweight ABS Plastic Cabinet with Feet
Pole Mount
Amplifier Type
Class AB Amplifier with Cooling Fan
Power Switch
Mic / Line Switch Boost / Flat / Cut Switch
40.8 lbs per Cabinet
One Year Warranty
Can be Daisy Chained Angled Side for Monitor Use Fuse Protection 2 Band Equalizer -Bass -Treble
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When will I get my order?

We realize that you want your Pro Audio Equipment yesterday. Here at Seismic Audio Speakers, we aim to ship items out immediately. If you place your order before 2:30 Central time, we will ship your pro audio equipment on the very same business day.
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  • 1 Year Warranty
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