Behringer Ultra-DI DI400P 1-Channel Passive DI Box


91 out of 100. Incorporating 1400+ ratings and reviews.

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Behringer Ultra-DI DI400P Passive DI Box

Meta Analysis Overview

Our rating of 91/100 is based on analysis of 1400+ sources comprised of online reviews and discussions. Under the Pros and Cons headings below you'll find a condensed analysis of what those owners and users have been saying. Feel free to ask questions or add your thoughts in the comments section.

The Behringer Ultra-DI's sleek compact enclosure houses a flat frequency response DI circuit, gold plated XLR outputs, and Ground lift for pristine sound.


  • Gold-plated XLR output
  • Flat frequency output
  • Ground Lift
  • Input 1 x 1/4" , 1 x XLR, 1 x 1/4"
  • Weight: 0.44 lbs.


Many users that bought the DI400P because of the price were pleasantly surprised at the unit's build quality and neutral sound. The rugged enclosure takes away from the fact that this is a budget DI box.


Lacks a gain control. Some users experienced some quality control issues with the internal circuitry.


If you're looking for a basic DI Box that won't break the bank, the Behringer Ultra DI DI400P is a great pick for tight budgets or for those that want to buy several at a time.

Although this was previously on our recommended list, there are now more highly rated options available which you can see in our guide to The Best DI Boxes & Reamp Boxes.

About the Author

Raphael PulgarRaphael Pulgar

An audio engineer of 20 years who specializes in rock and metal recordings, he also plays guitar and produces original music for his band and other content creators.