Hypex NC400 DIY Mono Block Amplifer


Hypex NC400 DIY Mono Block Amplifier

In Stock

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U.S. Domestic Orders Ship FedEx*

The Hypex NC400 Mono Block 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.


  • NC400 amplifier module

  • Transparent, fully discrete input circuitry

  • HxR style regulators on board

  • Differential inputs with high common-mode impedance

  • Overcurrent protection

  • Supply overvoltage/undervoltage protection on all rails


Output power

  • 200W @ 8Ω < 1% THD+N

  • 400W @ 4Ω < 1% THD+N

  • 580W @ 2Ω < 1% THD+N


  • 0.01% @ 20Hz - 20kHz up to 225W

Signal to Noise Ratio

  • 120db @ 22.5kHz BW

Power Bandwidth

  • min 35kHz

Voltage Gain

  • 25.3 - 26.3dB

Frequency Response

  • 0 - 50kHz

Minimum Load Impedance

  • min 2Ω

Output Impedance

  • 2.5mΩ f < 16kHz max

  • 35mΩ f < 20kHz min

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 mono case

  • NC400

  • SMPS600

  • Chassis

  • Cables


  • 200 mm (width)

  • 79 mm (height)

  • 280 mm (depth)

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 $24.95.

Hypex NC400 Mono Kit
Hypex NC400 Top View
Hypex NC400 Amplifier Module Datasheet
Audio Science Review of Hypex NC400