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InterM DPA-430H


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Product Overview

1RU Digital Power Amplifier

DPA-430H is a quad channel 300W amplifier 70/100v capable of delivering a total 1200 watts of Power respectively housed in 1 RU  compact chassis. 

These Class D amplifiers offer High power in reduced size and weight. The combination Class D type amplification circuitry combined with SMPS (Switch mode Power Supplies) creates a high efficiency amplifier offering reduced power consumption and low heat dissipation. 

The DPA-430H offers 4 channels of High impedance Ideal for applications where high power and large quantity of long-line speaker installation is required such as Airports Arena, shopping malls, transportation stadiums or any large scale facilities.



  • 1U Rack Size
  • Multi channel power amplifier, 300W x 4 channel (100V/33.3Ω  or 70V/16.3Ω )
  • Independent SMPS power supply for each channel
  • Low power consumption, low heat dissipation and light weight
  • High pass filter switch (–3dB at 65Hz/400Hz)
  • Protection circuitry (over heat, over current, speaker short, DC output)
  • Balanced input


Product Downloads

  • DPA-430H DWG DWG 0.2 MB
  • DPA-430H ED DWG DWG 0.1 MB
  • DPA-430H User Manual PDF 1.3 MB


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*Prices are in AUD, include GST and are subject to change. Please call National Audio for pricing and availability on the DPA-430H.