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ALPINE S2-S50 – 130mm, 55W RMS Coaxial speakers

Product code: S2S50 Product category: , ,

170 W MAX, 55 W RMS

Original price was: 90,00 €.Current price is: 86,00 €.

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Alpine S2-S50C offers excellent sound quality in your vehicle. These 13 cm (5-inch) coaxial speakers are Hi-Res Audio certified, ensuring up to 40 kHz frequency response, highlighting clear and natural sounds. They are made from polypropylene, glass fiber, and mica materials for lightweight and low-distortion sound. Installation is made easy with various adapters and distance bushings suitable for most vehicles.

Key features include:

  • Power: 170 W peak, 55 W RMS
  • Frequency range: 65 Hz – 40 kHz
  • Size: 13 cm (5 inches)
  • Impedance: 4 ohms
  • Sensitivity: 87 dB/W

For more information, visit the Alpine Electronics website.


  • Speaker size: 13 cm (5 inches), providing a compact design and excellent sound quality.
  • Integrated 2 cm (¾ inch) high-frequency amplifiers (coaxial), offering clear and balanced sound.
  • Hi-Res Audio certified (up to 40 kHz) ensuring supreme sound quality.
  • Cone material: polypropylene, glass fiber, and mica, ensuring high-quality sound reproduction.
  • Lightweight design that delivers great output and low distortion.
  • High-amplitude multi-roll (HAMR) surround for precise and clean bass.
  • Compatible with KTE-S50G speaker grilles (sold separately).


  • Power handling:
    • Peak power: 170 watts
    • RMS power: 55 watts
  • Speaker dimensions:
    • Cutout diameter: 113.4 mm
    • Mounting depth: 49.9 mm
    • Mounting height: 15.9 mm
    • Magnet: 80.0 mm
  • General:
    • Frequency range: 65 Hz – 40 kHz (Hi-Res Audio certified)
    • Impedance: 4 ohms
    • Sensitivity: 87 dB


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