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Violectric Niimbus US 5 Pro Headphone Amplifier - Sophisticated Sound
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violectric niimbus us 5 pro headphone amplifier front facing view

Violectric Niimbus US 5 Pro Headphone Amplifier

by Violectric
$6,599.99
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Violectric Niimbus US 5 Pro Headphone Amplifier - Zero-Compromise Audiophile Experience

The Violectric Niimbus US 5 Pro has everything you could ever want from a headphone amplifier. With 7000mW of power output, motorized volume and balance controls, and support for a wide array of inputs and outputs, the Niimbus US 5 Pro will power any headphone without breaking a sweat, so you can enjoy a pure sound experience like no other. 

 violectric niimbus us 5 pro headphone amplifier front panel

What's In The Box?

  • Violectric Niimbus US 5 Pro Headphone Amplifier
  • Remote Control
  • Limited 5-Year Manufacturer Warranty

Headphone Amplifier and Pre-Amp support so you can enjoy headphones and speakers on one device

The Niimbus US 5 Pro is an amplifier and pre-amplifier in one, so you can enjoy your headphones or active speakers on a single device.

Featuring a 2-channel analog design, the Niimbus US 5 Pro will power your favorite headphones with ease and bring out the best from your gear.

Switch between your preferred outputs through the push buttons in the front of the Niimbus US 5 Pro and enjoy a clean and crisp sound no matter the output device.

 violectric niimbus us 5 pro headphone amplifier front view

The Niimbus US 5 Pro is Incredibly Powerful, so you can get the best out any audio gear

The Niimbus US 5 Pro packs a serious punch under the hood. Four powerful amplifiers combine to deliver a jaw-dropping 7000mW @ 50 Ohms or 32V RMS @ 600 Ohms, so you can enjoy a zero-compromise sound on any headphone.

The best part? The Niimbus US 5 Pro produces high-quality sound with minimal noise output, thanks to 2 toroidal transformers which combine for up to > 50,000 uF filter capacity. This results in a low noise performance, so you can hear more details with exceptional clarity. 

Complete Input/Output Suite so you can plug in any headphone conveniently

The Niimbus US 5 Pro headphone amplifier packs an incredible selection of inputs/outputs, so you can plug in any device without extra adapters or cables.

Connect your favorite headphones or active speakers directly to the Niimbus US 5 Pro and experience clean and powerful audiophile-grade sound at home or in the studio.

  • 2x Balanced XLR 3-pin Input (L/R)
  • 4x Unbalanced RCA Input (L/R)
  • 2x Balanced XLR 3-pin Line Out (L/R)
  • 2x Unbalanced RCA Output (L/R)
  • 1x Balanced XLR 4-pin Headphone Out
  • 2x Unbalaned 1/4" Headphone Out
  • 1x Balanced 4.4mm Headphone Out
 violectric niimbus us 5 pro headphone amplifier back view

Cutting-Edge Feature Set so you can enjoy music without interruptions

The Violectric Niimbus US 5 Pro features a host of high-tech features, so you spend less time setting up and more time listening to music.

  • Remote Control for Input, Output, Volume, and Mute.
  • Motorized Volume Knob
  • Balance Control
  • Input/Output Selection Button
  • Headphone Output Monitoring
  • Pre-amp and Output Amp Gain switch

Hand-Built Using Premium Components, for unbeatable sound for years to come

Violectric pulled no punches in the creation of the Niimbus US 5 Pro. This headphone amplifier is hand-built in Germany using only the finest components available.

The Niimbus US 5 Pro features a fully-analog signal path for a natural and life-like sound, black anodized aluminum front and rear panels for an elegant and durable feel, and motorized volume and balance control knobs, so you can enjoy music with style and precision

*The Pro version features a 256-step reed relay volume control, which allows for more precise volume adjustment than the standard Niimbus US 5. 

 violectric niimbus us 5 pro headphone amplifier on a wood table

Violectric Niimbus US 5 Pro Specs

Number of Headphone Channels

2-Channel

Recommended Headphone Impedance

4 to 600 Ohms

Headphone Output Power

7000 mW into 50 Ohms (0.01% THD, 1 kHz)

Power Requirements

AC Input

Number of Headphone Channels

2-Channel

Recommended Headphone Impedance

4 to 600 Ohms

Headphone Output Power

7000 mW into 50 Ohms (0.01% THD, 1 kHz)

Analog Audio I/O

4x RCA Coaxial Unbalanced Line Input (2 Stereo Pair, Rear Panel)

2x XLR 3-Pin Balanced Line Input (1 Stereo Pair, Rear Panel)

2x RCA Coaxial Unbalanced Line Output (1 Stereo Pair, Rear Panel)

1x 4.4 mm TRS Balanced Stereo Headphone Output (Front Panel)

2x 1/4" TRS Unbalanced Stereo Headphone Output (Front Panel)

2x XLR 3-Pin Balanced Line Output (1 Stereo Pair, Rear Panel)

1x XLR 4-Pin Balanced Stereo Headphone Output (Front Panel)

Frequency Response

5 Hz to 250 kHz ±0.5 dB

Maximum Input Level

Line: +21 dBu (10 Kilohm Input Impedance)

Maximum Output Level

+21 dBu (1 Ohm Input Impedance)

Dynamic Range

> 135 dB (A-Weighted)

Impedance

Outputs:

0.1 Ohm (Unbalanced)

0.2 Ohm (Balanced)

THD+N

< -104 dB / < 0.00063% (At 1 kHz/2 x 10V/100R = 1W)

< -103 dB / < 0.00071% (At 1 kHz/2 x 4V/32R = 0.5W)

SNR

> 129 dB (A-Weighted)

Noise

< -104 dBu (A-Weighted)

Crosstalk

-105 dB (1 kHz)

-103 dB (15 kHz)

Damping Factor

500 at 50 Ohms (Unbalanced)

250 at 50 Ohms (Balanced)

Power Requirements

AC Input

AC Input Power

115 to 230 VAC, 50 / 60 Hz (T 1 A)

Power Consumption

50 VA (Maximum)

Dimensions

13.8 x 9.8 x 2.3" / 35.1 x 24.8 x 5.9 cm (Chassis Only)



Shipping is FREE on all orders to customers within the USA.

We don't want to mess around with fine print and extra charges. We like things to be simple and easy. 

Here's how shipping works around here:

  1. Place your order
  2. You'll receive a confirmation e-mail. This means we've received your order and have pre-authorized your payment method.
  3. We check the stock levels on your product.
    • If it's available, we'll get it shipped within 3 business days.
    • If it's not available, we'll reach out by email and make alternate arrangements.
    • If you placed a pre-order, we'll keep you updated by email on the status of your order.
  4. You'll receive another email with shipping/tracking information.

Learn More

We get it. Audio gear can be subjective. That's why we offer our industry-leading 365 day return policy. Here's a quick rundown;

  • 365 Day Returns, for ANY reason.
  • ZERO Return Shipping Cost
  • You will receive your hard-earned money back in your pocket, NOT store credit.

Learn More

We get it. You've got a lot of choice when it comes to online retailers. Here's why we think you should shop with us at HiFiSoundGear.

  • 365 Day Returns. Not happy with your product? We'll buy it back.
  • Free Shipping in the USA. No extra charges. Ever.
  • Price Match Guarantee. We'll beat another authorized dealer by 5% for the best prices online, guaranteed.
  • Zero Shenanigans. If we can't help you, we won't pretend like we can.
  • Old-School Service. We pride ourselves on the best service, anywhere.
  • Your Satisfaction Guaranteed. We handpick our products for quality, and we know you'll love them. But if there is ever something wrong, we'll fix it.
  • No Taxes (Except in CO) We're small enough that we don't need to charge taxes on your orders in any state but Colorado.

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