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Pass Labs Xs 300 – a True Flagship

23.09.2025 06:40 | ~1 minute read

Pass Labs Xs 300 is the ultimate monophonic power amplifier. Each monoblock is designed as a two-body configuration – one of the modules is an amplifier, the second is a power supply.

 

Pass Labs Xs 300
Pass Labs Xs 300. Image source - (c) Pass Labs

The weight of each Pass Labs Xs 300 is 61.1 and 78.43 kg, and the best partner for the devices will be the proprietary preamplifier Xs Pre 2, which consists of three separate modules.

 

Pass Labs Xs 300
Pass Labs Xs 300. Image source - (c) Pass Labs

The Xs 300 operates in pure class A and produces 300 W of power at a load of 8 ohms. The gain is 26 dB, balanced XLR and unbalanced RCA inputs are available for connection. In functional mode, the amp consumes 900 W.

Pass Labs Xs 300
Pass Labs Xs 300. Image source - (c) Pass Labs

Specifications

This product is in the Hi-Fi and High End Electronics and Acoustics database

Power amplifiers mono — Pass Labs Xs 300

  • Model name

    Xs 300

  • Input sensitivity (mV)

    N/A

  • Input impedance (balanced) (Ω)

    N/A

  • Input impedance (single-ended) (Ω)

    N/A

  • Output impedance (balanced) (Ω)

    N/A

  • Output impedance (single-ended) (Ω)

    N/A

  • Max current (A)

    N/A

  • Output power (8Ω) (W)

    300

  • Output power (4Ω) (W)

    N/A

  • Gain (dBu)

    26

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

    N/A

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

    N/A

  • Signal to Noise Ratio (dB)

    N/A

  • Total Harmonic Distortion + Noise (0% global feedback) (%)

    N/A

  • Total Harmonic Distortion + Noise (100% global feedback) (%)

    N/A

  • Max power consumption (W)

    N/A

  • Damping factor

    N/A

  • Dimensions (mm)

    482 x 698.5 x 279.4 + 482 x 698.5 x 279.4

  • Weight (kg)

    61,1 + 78.43

  • Official link

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