Sansui AU-555A Solid State Stereo Control Amplifier

Why Buy New is pleased to offer for sale, this brilliant Sansui AU-555A Solid State Stereo Control Amplifier.

It has been professionally repackaged to ensure safe delivery.

This has been tested and is in full working order. It is sold with a 3 month warranty.

The cosmetic condition is good. There are a few minor marks. Please see the condition in the images.

FREE national courier delivery.

Why Buy... from us?
Because all of our items go through a full inspection, get serviced (if required), PAT tested for electrical safety, deep cleaned and all come with a warranty. We are 100% committed to customer care and are always on hand pre or post-delivery for technical help and advice.

Sansui AU-555A Integrated Stereo Amplifier

Classic Performance, Refined Design

The Sansui AU-555A is a thoughtfully upgraded version of the acclaimed AU-555, built with the same meticulous engineering that defines Sansui’s high-end amplifier lineup. With its sleek matte black front panel and exclusive triple tone control system, the AU-555A delivers refined sonic performance in a compact, vintage chassis.

Designed for audio enthusiasts seeking warm, musical sound with robust build quality, this solid-state amplifier brings Sansui's signature character to any stereo setup.

Key Features

• Classic Sansui Sound: Warm, detailed, and musical with low distortion.
  
• Triple Tone Controls: Independent bass, midrange, and treble adjustments for precision tonal shaping.
  
• Refined Aesthetics: Elegant matte black finish with understated control layout.
  
  

Technical Specifications

• Power Output: 25 watts per channel into 8Ω (stereo)
  
• Frequency Response: 20Hz – 30kHz
  
• Total Harmonic Distortion (THD): 0.5%
  
• Damping Factor: 50
  
• Input Sensitivity:
  – MM Phono: 2mV
  – DIN: 180mV
  – Line: 180mV
  
• Signal-to-Noise Ratio:
  – MM Phono: 70dB
  – Line: 80dB
  
• Channel Separation:
  – MM Phono: 45dB
  – Line: 50dB
  
• Output Level:
  – Line: 180mV
  – DIN: 30mV
  
• Speaker Load Impedance: 4Ω – 16Ω
  
• Semiconductors: 23 transistors, 2 diodes
  
• Dimensions (W × H × D): 395 × 127 × 278mm
  
• Weight: 8kg