Sigma 2200i

Sigma 2200i


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Experience the pinnacle of audio performance with the Classe Sigma 2200i Integrated Amplifier, now available in good secondhand condition. This exceptional amplifier combines cutting-edge technology with powerful features to enhance your hi-fi system and deliver an audiophile-grade experience.

Pricing available on application which will includes installation and shipping costs to your nominated location

Key Features:

  • Powerful stereo integrated amplifier with advanced features
  • USB and Network streaming capabilities for seamless connectivity
  • HDMI 2.0 switching for versatile audio and video integration
  • Precision bass management for enhanced low-frequency performance
  • Direct digital connection for pristine signal purity


Audio Playback:

  • USB Audio: Up to 24-bit/192 kHz
  • USB (Host) Charging Capability: 2.0 Amps
  • AirPlay Supported Formats: AAC, Protected AAC, HE-AAC, MP3, MP3 VBR, Audible, Apple Lossless, AIFF, WAV
  • DLNA Supported Formats: Apple lossless (ALAC), mp3, flac, wav, Ogg Vorbis, WMA, AAC

Audio Performance:

  • Frequency Response: 10Hz – 20kHz, -1dB into 4Ω
  • Output Power: 2 x 200W rms into 8Ω, 2 x 400W rms into 4Ω
  • Harmonic Distortion (THD+Noise): 0.018% @ 1kHz (Both channels driven to 1/8th power into 4Ω)
  • Maximum Input Level (Single-Ended): 2 Vrms
  • Maximum Input Level (Balanced): 4 Vrms
  • Maximum Output Level: 113V peak to peak, 40Vrms
  • Gain Range: -93 dB to +14 dB
  • Input Impedance (Single-Ended): 50 kΩ
  • Input Impedance (Balanced): 100 kΩ
  • Signal-to-Noise Ratio: 97 dB (re. full-scale input, unweighted)

Power and Connectivity:

  • Standby Power Consumption (Wake-on-Network Enabled): < 3 W
  • Standby Power Consumption (Wake-on-Network Disabled): < 0.5 W
  • Rated Power Consumption: 185W
  • Mains Voltage: 90-264 V, 50/60 Hz

Dimensions and Weight:

  • Overall Dimensions: Width: 17.00″ (432mm), Depth (excluding connectors): 14.57″ (370mm), Height: 5.50″ (140mm)
  • Net Weight: 26.7 lb (12.11 kg)
  • Shipping Weight: 34.3 lbs (15.57 kg)

Condition: This Classe Sigma 2200i Integrated Amplifier is iin good secondhand condition.  It has undergone comprehensive inspection and testing to ensure it meets our high standards for sound quality and reliability.

Why Choose the Classe Sigma 2200i Integrated Amplifier: The Classe Sigma series is renowned for its technical excellence and superior sound quality. The 2200i Integrated Amplifier continues this tradition, offering a feature-rich, high-performance solution for audiophiles and music enthusiasts.

Enhance Your Hi-Fi System: Take your audio system to the next level with the Classe Sigma 2200i Integrated Amplifier. Limited availability makes this a unique opportunity to own a top-tier amplifier.

What’s Included:

  • Classe Sigma 2200i Integrated Amplifier
  • Power cord
  • User manual (if available)

If you’re ready to elevate your audio experience to audiophile levels, don’t hesitate to place your order today. For any inquiries or assistance, please feel free to contact us.

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At Len Wallis Audio, whether you’re purchasing in store, over the phone or online through our ecommerce store, we want you to be completely satisfied with your purchase.

Our Refund, Return and Repairs Policy is here to clarify any concerns or questions you might have prior to you making a purchase from us. This way you can be sure of our policy on refunds, returns and repairs and your rights under the Australian Consumer Law.

We also recommend you immediately inspect any goods that you receive from us to ensure you are completely satisfied with the goods, including that the goods are of acceptable quality, and match the description we have provided to you.

If you have any questions about this policy, please contact us at or 02 9427 6755

We require a receipt or proof of purchase.

  • Please do not send your purchase back to the original manufacturer.
  • There are certain situations where only partial refunds are granted (if applicable). For example:
    • Any item not in its original condition, is damaged or missing parts for reasons not due to our error
    • Any item that is returned for reason of change of mind more than 14 days after delivery or purchase from the store.

Consumer Guarantees and Your Rights under the Australian Consumer Law

Refer to our page for more information.

Goods Damaged in Transit.

If any goods arrive damaged, please contact us as soon as possible. Len Wallis Audio will arrange to have the damaged goods returned and either arrange for a replacement of the goods or refund the price to you. Damaged goods must be returned in the condition received by you with all original packaging, accessories and/or manuals.


Refunds will be normally be processed within five (5) days.

Delivery Charges

Where Len Wallis Audio considers the goods to have breached a consumer guarantee, any shipping costs to return the goods to Len Wallis Audio will be at our cost.

Returns and Repairs.

You may visit Len Wallis Audio and a staff member will assist you with any return or repair. This may include inspecting the goods, arranging for the goods to be repaired, or providing you with a replacement.

Goods must be returned within a reasonable time. 

If any goods cannot be easily returned to us due to their size, the fault or because they have been affixed or installed in your premises, please contact us and we will arrange an inspection to assess the goods.

Goods returned for repair will be assessed and/or repaired within a reasonable time. You may be provided with an indicative repair time, which time may vary due to reasons beyond ours or the repairer’s reasonable control, such as part availability and incorrect fault description.

You may be required to pay labour, assessment and/or freight fees, such as where goods are assessed to have been damaged by misuse or accident, or where your rights under the Australian Consumer Law or any manufacturer’s warranty do not apply. We may provide you with an indicative fee, which may vary due to reasons beyond our control.

If any goods that you return are capable of retaining user generated data such as files stored on a hard drive, and songs stored on a portable media player, the replacement or repair of the goods may result in loss of the data. In these circumstances, we recommend you back up data to prevent data loss, and remove sensitive or confidential data, as a party assessing and/or repairing your goods may be required to view data in the course of carrying out the assessment. We will not be responsible for any data loss.

In some circumstances, goods presented for repair may be replaced by refurbished goods of the same type rather than being repaired. Refurbished parts may be used to repair the goods.

Contact Us

Where you have any questions or concerns relating to your Order, please immediately contact us

We understand that sometimes you may simply change your mind about a purchase or have made a wrong selection. In these situations, you have 14 days in which to return your item for a refund, exchange or store credit. If more than 14 days has passed since your purchase we can’t offer you a refund, exchange or store credit.

To be eligible for a return, refund or store credit your item must be in the same condition that you received it. Which is to say, it must be in the original unopened packaging, and in ‘brand new’ saleable condition.

Please note that current Australian Consumer Law does not require us to offer a ‘Change of Mind’ refund. Rather Len Wallis Audio offers 14 day ‘Change of Mind Policy’ in good faith. For more information on consumer rights and guarantees, please visit the Australian Competition and Consumer Commission web site.