Search Icon Menu Icon

TOA Electronics 8-Channel Mixer Power Amplifier, 30W

TOA Electronics 8-Channel Mixer Power Amplifier, 30W


$ 399.99

Free Shipping!


In Stock

Brand New


The TOA Electronics A-903MK2 30W 8-Channel Modular Mixer/Amplifier is widely recognized as the industry standard in installed sound system amplification. High Performance Engineered for high performance with wide frequency response, very low noise and distortion and excellent output regulation. Modular Design Eight module slots allow you to easily configure custom configurations choosing from over fifty TOA plug-in modules with an extensive array of features and connector types. You can increase the input capacity by connecting a second mixer or mixer/amplifier to the rear-panel Bridge In/Out jack. Versatile Outputs include transformer isolated 25 V, 70 V and 4 ohm plus a direct low-impedance mode if non-transformer operation is required. Multiple paging priorities are easily configured using optional mute-type modules activated by external switch-closure or mute-send modules. Pre-Out/Power-In jacks allow connection of external signal processing between the mixer and amplifier sections. Other features include protection circuitry, auxiliary output, bass/treble controls and remote master volume terminals.


From the TOA 900 series of mixer/amplifiers, the A-903MK2 is a customizable unit ideal for background music, paging, on-hold messages, and other applications in hospitals, airports, schools and other similar venues. The A-903MK2 is designed for high performance with a low self-noise, a wide frequency response, and excellent output regulation. This 30W unit features 8 input channels that accept any combination of TOA's plug-in modules for ultimate customizability. The front panel features a master volume control and individual channel volume controls, as well as bass and treble controls. Input capacity may be increased by connecting another mixer or mixer/amplifier to the bridge in/out jack. The unit features transformer-isolated outputs, and a direct output mode if non-transformer operation is desired."

What's In The Box

Toa Electronics A-903MK2 30W 8-Channel Modular Mixer/Amplifier
4 Volume Control Security Knobs
5-Year Warranty

Frequently Asked Questions

Why should I buy from
With a selection of the most popular drones and cameras on the market at the very best prices, is committed to you the customer.

What is's Shipping Policy?
At, almost all of our cameras, drones and accessories ship free. If you want, for a little extra any item can be expedited so you can start using it right away. Not in United States? Not a problem, we can also ship to you!

Is your site secure?
Yes! We use the latest SSL technology to encode names, passwords, credit card numbers, and all other customer information, making it practically impossible for anyone to ever see your information.