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Alpine KTP-445A Power Pack vs Rockford Punch P300X2

 
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
Add to Cart
Rockford Punch P300X2
In Stock 
$249.99
  • 300 watts RMS x 1 at 4 ohms
  • C.L.E.A.N. gain system includes setup CD and clip lights
  • variable PEQ2 bass/treble boost
Add to Cart

Product Features

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Condition New StockNew Stock
Performance Alpine KTP-445A Power PackRockford Punch P300X2
RMS Power Output (Wt x Channels)
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45 x 4
100 x 2
Peak Power Output (Wt x Channels)
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90 x 4N/A
Power at 2 Ohms (Wt x Channels)
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N/A150 x 2
Bridged Power (Wt x Channels)
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N/A300 x 1
Minimum Impedance Bridged
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N/A4
Minimum Impedance Unbridged
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42
Best Frequency Response
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20-20k Hz20-20k Hz
THD at Rated RMS Power
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1%1%
Signal to Noise Ratio
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84 dB85 dB
Input Voltage
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14.4v14.4v
Features Alpine KTP-445A Power PackRockford Punch P300X2
Amplifier Class
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DAB
Low-Pass Crossover Frequency
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N/A50-250 Hz
Low-Pass Slope (dB/octave)
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N/A12 dB/octave
High-Pass Crossover Frequency
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N/A50-250 Hz
High-Pass Slope (dB/octave)
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N/A12 dB/octave
Bass Boost
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No0-18 dB
Bass Boost Frequency
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N/A45 Hz
Fan Cooled
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NoNo
Fuse Rating
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1550
Speaker Level Inputs
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HarnessRCA
Preamp Outputs
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No1 pair
Width (inches)
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7-7/89-15/16
Height (inches)
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1-1/22-7/16
Depth (inches)
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2-9/168-13/16
Parts Warranty
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1 Year1 Year
Labor Warranty
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1 Year1 Year
  Owner's ManualOwner's Manual
 Hands-on ResearchHands-on Research
 
Alpine KTP-445A Power Pack
In Stock 
$129.99
Add to Cart
Rockford Punch P300X2
In Stock 
$249.99
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.