Esoteric S-03 Stereo Power Amplifier


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Concealing the overwhelming potential of Esoteric's premier Monoblock M1, and Stereo S1 and S-02 amplifiers, the S-03 inherits all the knowledge and technology embodied in the core principles of Esoteric power amplifier development, and expands the scope of Grandioso lineage into new realms of listening enjoyment. Offering a range of power and dynamism comparable to the finest high-end components, the S-03 imbues music with ever more vivid sensations of being truly live.

  • Rated power output     145W + 145W (8Ω), 290W + 290W (4Ω)
  • Maximum power output     580W + 580W (2Ω)
  • Frequency response     5Hz - 100kHz (+0dB, -3dB, 8Ω)
  • Signal-to-noise ratio (S/N)     115dB (IHF-A)
  • Total harmonic distortion     0.003% (1kHz, 8Ω, 145W)
  • Gain     29dB
  • Damping factor     1000
  • Analog audio input jacks     RCA x 1 pair
  • XLR x 1 pair
  • Input impedance     22kΩ (RCA)
  • 44kΩ (XLR)
  • Power supply     230V AC, 50Hz / 120V AC, 60Hz / 220V AC, 60Hz
  • Power consumption     440W (no signal: 160W)
  • External dimensions(W x H x D)     445 x 221.5 x 476mm (17 5/8 x 8 3/4 x 18 3/8″)(including protrusions)
  • Weight     48kg (105 7/8 lb)
  • Included accessories     Power cord x 1 / Felt pads x 4 / Power cord support bracket x 1 / Power cord support bracket screw x 2 /Owner's manual x 1 / Warranty card x 1

Due to the bespoke nature of our high-end music systems this product is not available to be purchased online. Please contact us for personalized service from one of our team of experts.