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Integrated amplifiers — Electrocompaniet ECI 6 MKII

Description, images, technical data and specifications

Electrocompaniet ECI 6 MKII
Image source — © Electrocompaniet

The ECI 6 MKII is an integrated amplifier with a built-in DAC and streamer from Electrocompaniet, built with an exceptionally low output impedance. Electrocompaniet is a Norwegian manufacturer with a long history in amplification, generally favouring a smooth, refined solid-state character rather than an aggressively clinical measurement-led design brief.

Position in line

It sits alongside the ECI 6 DX MKII and ECI 80D in Electrocompaniet's integrated amplifier range. Electrocompaniet thus offers a closely related family of streaming-capable integrated amplifiers, likely differentiated by specific DAC implementation and connectivity.

Key specs that matter

One balanced input is provided. Output impedance is an extremely low 0.004 ohms. Rated output is 2 x 125 W into 8 ohms, doubling to 2 x 200 W into 4 ohms. Rated bandwidth is 1 Hz to 150 kHz. Distortion is under 0.02%. At 470 x 430 x 128 mm and 20.5 kg it is a substantial chassis.

Sound and use context

Expect a highly controlled presentation with the extremely low output impedance pointing to firm grip on loudspeaker cone motion - a capable performer reflecting Electrocompaniet's characteristic smooth, refined house sound applied to a modern streaming-integrated format.

Pairing

The clean doubling into 4 ohms suits demanding or low-sensitivity loudspeakers without derating concerns, broadening the range of speakers this amplifier can comfortably serve.

Alternatives

Electrocompaniet extensive Norwegian and broader European dealer network makes arranging a direct comparison against both siblings practical, helping clarify which specific streaming and DAC implementation best suits a particular system. Given the considerable 20.5 kg weight, a solid, well-supported equipment shelf is worth confirming before installation. Overall this remains a capable choice reflecting Electrocompaniet characteristic smooth, refined engineering. A dealer visit remains the simplest way to compare current pricing across the ECI range. Cable and stand choices matter far less at this price point than the source pairing already covered above.

Specifications

  • Model name

    ECI 6 MKII

  • Type

    Intregrated Amplifier with DAC and Streames

  • Analog inputs (balanced)

    1

  • Analog inputs (single-ended)

    N/A

  • Input sensitivity (mV)

    N/A

  • Input impedance (balanced) (Ω)

    47 000

  • Input impedance (single-ended) (Ω)

    N/A

  • Output impedance (balanced) (Ω)

    N/A

  • Output impedance (single-ended) (Ω)

    <0.004

  • D/A conversion

    Yes

  • Phono MM/MC current-sensing input impedance (Ω)

    N/A

  • Output power (8Ω) (W)

    2 x 125

  • Output power (4Ω) (W)

    2 x 200

  • Gain (dBu)

    N/A

  • Frequency response low +/- 3dB (Hz)

    1

  • Frequency response high +/- 3dB (Hz)

    150 000

  • Signal to Noise Ratio (dB)

    N/A

  • Total Harmonic Distortion + Noise (%)

    < 0,02

  • Damping factor

    N/A

  • Dimensions (mm)

    470 × 430 × 128

  • Weight (kg)

    20.5

  • Official link