Alpine KTP-190U, Power Pack Compact Mono Subwoofer Amplifier - 60 Watts

Model: AL-KTP-190U
UPC: 793276210081

Alpine KTP-190U, Power Pack Compact Mono Subwoofer Amplifier - 60 Watts

Alpine KTP-190U, Power Pack Compact Mono Subwoofer Amplifier - 60 Watts
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WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to


The compact size lets the KTP-190U fit where most amplifiers cant. The KTP-190U comes equipped with Auto-Sensing-Speaker level connectors and fits behind the head unit in the dash of most vehicles. It's small and compact at only 5-3/8 x 4-3/8 x 1-1/2. The size and flexible wires make the Power Pack an easy choice for boosting power while saving space.

Ideal For a Factory Amplifier Replacement

The KTP-190U is a perfect replacement for a factory amplified subwoofer. Enjoy increased bass performance out of your factory subwoofer with this easy add-on.

Selectable Low Pass filter

The KTP-190U has the connector for the RUX-KNOB Remote Bass Controller Knob which can be mounted anywhere in the vehicle for easy adjustment of your subwoofer.

General Features:

  • Alpine KTP Series Monoblock Class D Car Amplifier
  • Great for replacing factory amplifiers
  • Compact size makes it easy to tuck away
  • RMS Power Rating @4 ohms: 30 watts x 1 channel
  • RMS Power Rating @ 2 ohms: 60 watts x 1 channel
  • RMS Power Rating @ 1 ohm: 90 watts x 1 channel
  • Max power output: 190 watts
  • CEA-2006 compliant amplifier
  • Mono channel operation
  • Selectable low-pass filter (80, 100 and 120 Hz, 12 dB/octave)
  • Frequency Response: 10-120 Hz
  • Total Harmonic Distortion: <0.6%
  • Signal-to-noise ratio: > 98 dB
  • Dimensions: 5-3/8"Wx 2-5/8"Dx 1-9/16"H
  • 1 Year Manufacture's Warranty

Number of Channels




Peak Power Rating (Watts)


RMS Power Rating (Watts x Channels) - 4 Ohms

30 x 1

RMS Power Rating (Watts x Channels) - 2 Ohms

60 x 1
RMS Power Rating (Watts x Channels) - 1 Ohm 90 x 1
RMS Power Rating - Bridged N/A
Minimum Impedance Unbridged (Ohms)


Minimum Impedance Bridged (Ohms)


THD at Rated RMS Power


Bulit-in Crossover - Low Pass


Built-in Crossover - High Pass


High Pass Crossover Frequency (Hz)


Low Pass Crossover Frequency (Hz)
80, 100, 120hz
Signal-to-Noise Ratio


Bass Boost
Bass Remote Included


Fuse Rating 10A
CEA-2006 Compliant Yes
Maximum Power Wire Gauge Size 12 Gauge
Warranty 1 Year
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