Hypex UcD400 Stereo Amplifier


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Hypex UcD400 DIY Stereo Amplifier

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U.S. Domestic Orders Ship FedEx*

The Hypex UcD400 stereo kit provides an ultra high-end amplifier for a fraction of the price of comparable units. The amplifier is available as a DIY kit, or Deer Creek Audio can assemble and test the unit for you.



  • UcD400HG with HxR amplifier module

  • Ultra flat frequency response independent of load

  • Low output impedance

  • Ultra low, frequency-independent THD

  • Ultra low noise

  • Differential audio inputs

  • Audiophile grade components


Output power

  • 200W @ 8Ω < 1% THD+N

  • 200W @ 4Ω < 1% THD+N

  • Both channels driven


  • 0.01% @ 20Hz - 20kHz up to 100W

Power Bandwidth

  • 20 - 35kHz

Voltage Gain

  • 25.5 - 26.5dB

Frequency Response

  • 10Hz - 50kHz

Minimum Load Impedance

  • min 1Ω

Maximum Source Impedance

  • max 7kΩ

Output Impedance

  • 20mΩ f < 1kHz

  • 150mΩ f < 20kHz

Input Sensitivity

  • 200W 4Ω @ 1.41V

Input Power

  • Depending on load, 470W max

Input Connector

  • Stereo XLR

Output Connector

  • 3-way binding post

Line input power

  • Low Line input voltage: 100 - 120Vac ±10%

  • High Line input voltage: 200 - 240Vac ±10%

  • Line input frequency:  47 - 63Hz

  • Connector:  3-pin IEC 250Vac, 10A male

What’s Included

  • Hypex DIY case

  • 2 pcs UcD400 with HxR

  • SMPS400A400

  • Chassis

  • Cables

  • Connectors


  • 200mm (W)

  • 79mm (H)

  • 280mm (D)

Recommended Accessories

  • Male RCA to male XLR cables


  • U.S. technical support through Deer Creek Audio

  • Installation guide and phone support

  • Deer Creek Audio is an authorized Hypex dealer

Warranty Terms

This product is warranted to be free from defects in materials and workmanship for a period of one year from invoice. Warranty does not cover failure of the product due to incorrect connection or installation, improper or undocumented use, unauthorized servicing, modification or alteration of the unit in any way, or any usage outside of that recommended in the product manual. The customer provides return shipping to Deer Creek Audio. Deer Creek Audio is an authorized Hypex dealer.


Orders received by 2 PM MT are shipped the same business day. U.S. mainland orders ship FedEx for $29.95.

Hypex UcD400 Stereo Kit Assembly Manual
Hypex UcD400HG Amplifier Module Datasheet