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KRELL K-300i Integrated Amplifier in Black with Digital Krell K-300i Listed On 24.06.2019
Last Update On 24.06.2019
Description Original Description is in English, other language texts are translations and can contain errors. EnglishDeutschTurkish

slightly used about 4 months old in Mint condition. Comes with all accessories and packaging

The K-300i incorporates a newly developed amplifier circuit design with Krell iBias™ technology that delivers 150 Watts/Channel into 8Ω and 300 Watts/Channel into 4Ω. iBias provides the sonic benefits of Class A operation without the excessive heat and power consumption of traditional Class A designs.

K-300i Specifications

Analog Inputs 

2 pr. balanced via XLR connectors

3 pr. single-ended via RCA connectors

Digital Inputs 

1 EIAJ Toslink Optical

1 S/PDIF Coax

2 HDMI (HDMI 2.0a, HDCP 2.2) + 1 HDMI Output

1 USB-A (USB 2.0 host)

1 USB-B (USB 2.0 audio device)

1 Bluetooth with aptX


1 pr. preamp outputs via RCA connectors

1 pr. speaker outputs via gold-plated binding posts

Control inputs 

1 RS-232 input via 9-pin D-subminiature connector

1 remote IR detector input via 3-conductor 3.5 mm connector

1 12 VDC trigger input via 2-conductor 3.5 mm connector

Control output 

1 12 VDC trigger output (60 mA maximum current) via 2-conductor 3.5 mm connector

Input impedance 

Balanced: 16 kΩ

Single-ended: 8 kΩ

Frequency response 

20 Hz to 20 kHz +0, -0.22 dB

<10Hz to 100kHz +0, -0.57 dB

Signal-to-noise ratio 

>104 dB, wideband, unweighted, at 2V RMS in balanced, referred to full power output

>117 dB, “A”-weighted


25 dB, referenced to 2V RMS in balanced and full power output

Input Overload

10.4 V RMS Balanced

6.8 V RMS Single-ended

Total harmonic distortion 

<0.015%, 1 kHz, 150 W, 8 Ω load

<0.08%, 20 kHz, 150 W, 8 Ω load

Output power 

150 W RMS per channel at 8 Ω

300 W RMS per channel at 4 Ω

Output voltage

98 V peak to peak

34.6 V RMS

Slew rate 

46 V/µs

Output impedance 

<0.023 Ω, 20 Hz

<0.035 Ω, 20 Hz to 20 kHz

Damping factor 

>347, 20 Hz, referred to 8 Ω

>228, 20 Hz to 20 kHz, referred to 8 Ω

Power consumption

Standby: 11 W

Idle: 46 W

Maximum: 900 W

Heat output 

Standby: 37 BTU/hr

Idle: 156 BTU/hr

Maximum: 3060 BTU/hr


17.25 in W x 4.12 in H x 18.00 in D

438 mm W x 105 mm H x 457 mm D


Unit only: 52 lb [23.6 kg]

As shipped: 60 lb [27.3 kg]

Digital Module Specs 

Coaxial and HDMI inputs support PCM up to 24-bit/192kHz. Optical input up to 24-bit/96kHz

HDMI inputs support DSD and 4K video content. HDMI output supports Audio Return Channel (ARC)

USB and Network streaming support MP3, AAC, WMA, WAV(PCM), FLAC, ALAC up to 192kHz

Bluetooth streaming supports A2DP, AVRCP, HFP, HSP

Ships from Cyprus worldwide via DHL

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