Kicker 11PXI50.2 vs Alpine KTP-445A Power Pack

 
Kicker 11PXI50.2
In Stock 
$199.99
  • works in any vehicle with a 12-volt charging system
  • back-lit blue LED wired remote with large rubber buttons
  • weather-resistant
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Alpine KTP-445A Power Pack
In Stock 
$129.99
  • dimensions: 7-7/8"W x 1-1/2"H x 2-9/16"D
  • compact plug-and-play amplifier for Alpine in-dash receivers
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Product Features

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Condition New StockNew Stock
Performance Kicker 11PXI50.2Alpine KTP-445A Power Pack
RMS Power Output (Wt x Channels)
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15 x 2
45 x 4
Peak Power Output (Wt x Channels)
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---90 x 4
Power at 2 Ohms (Wt x Channels)
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25 x 2N/A
Bridged Power (Wt x Channels)
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---N/A
Minimum Impedance Bridged
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---N/A
Minimum Impedance Unbridged
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22
Best Frequency Response
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20-20k Hz20-20k Hz
THD at Rated RMS Power
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---1%
Signal to Noise Ratio
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90 dB84 dB
Input Voltage
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---14.4v
Features Kicker 11PXI50.2Alpine KTP-445A Power Pack
Amplifier Class
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Not GivenD
Low-Pass Crossover Frequency
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N/AN/A
Low-Pass Slope (dB/octave)
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N/AN/A
High-Pass Crossover Frequency
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N/AN/A
High-Pass Slope (dB/octave)
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N/AN/A
Bass Boost
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NoNo
Bass Boost Frequency
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N/AN/A
Fan Cooled
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NoNo
Fuse Rating
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10A15
Speaker Level Inputs
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NoHarness
Preamp Outputs
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1 pairNo
Width (inches)
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5-11/167-7/8
Height (inches)
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2-1/81-1/2
Depth (inches)
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3-5/82-9/16
Parts Warranty
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2 Years1 Year
Labor Warranty
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2 Years1 Year
  Owner's ManualOwner's Manual
 Hands-on ResearchHands-on Research
 
Kicker 11PXI50.2
In Stock 
$199.99
Add to Cart
Alpine KTP-445A Power Pack
In Stock 
$129.99
Add to Cart

Video: Car Amplifier PowerWe describe the basics of deciding how much power an amplifier should have when you're trying to match it to your speakers or subwoofers.

Video: Car Amplifier ChannelsOne of the first steps in choosing an amplifier for your car audio system is to decide how you intend to use the amplifier, and thus how many channels it should have. This short video gives you a quick overview to help answer that question.