Power Pack

Out of stock


The Alpine KTP-445A Head Unit Power Pack is an easy-to-install power upgrade amplifier that allows you to add higher output and more dynamic response to your Alpine head unit. The KTP-445A amplifies your Alpine head unit’s power output, resulting in a 150% power increase over the original power from the head unit’s built-in amplifier.


  • Plug-and-play compact Class D amplifier for Alpine in-dash receivers
  • 4-channel amplifier
  • 45 watts RMS x 4 at 4 ohms (CEA-2006 compliant)
  • Fuse: 15A



  • RMS Power Output (Watts x Channels): 45 x 4
  • Peak Power Output (Watts x Channels): 90 x 4
  • Best Frequency Response: 20-20k Hz
  • THD at Rated RMS Power: 1%
  • Signal to Noise Ratio: 84 dB
  • Input Voltage: 14.4v


  • Width: 19cm
  • Height: 3.5cm
  • Depth: 7cm


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