Contact us
Close contact box

Compare Alpine KTP-445A Power Pack vs Rockford Fosgate R2-500X4

Remove

Adding...
Top Seller
Alpine KTP-445A Power Pack
Compact upgrade amplifier for your Alpine receiver — 45 watts RMS x 4
  • dimensions: 7-7/8"W x 1-1/2"H x 2-9/16"D
  • compact amplifier for Alpine in-dash receivers
Remove

Adding...
New
Rockford Fosgate R2-500X4
Prime Series 4-channel car amplifier — 75 watts RMS x 4
$249.99
  • 250 watts RMS x 2 bridged
  • variable high- and low-pass filters
  • preamp and speaker-level inputs
   
Condition New Stock New Stock
Performance Alpine KTP-445A Power Pack Rockford Fosgate R2-500X4
RMS Power Output (Wt x Channels) 45 x 4
75 x 4
Peak Power Output (Wt x Channels) 90 x 4 ---
Power at 2 Ohms (Wt x Channels) N/A 125 x 4
Bridged Power (Wt x Channels) N/A 250 x 2
Minimum Impedance Bridged N/A 4
Minimum Impedance Unbridged 2 2
Best Frequency Response 20-20k Hz ---
THD at Rated RMS Power 1% ---
Signal to Noise Ratio 84 dB ---
Input Voltage 14.4v ---
Features Alpine KTP-445A Power Pack Rockford Fosgate R2-500X4
Amplifier Class D D
Low-Pass Crossover Frequency N/A 50-250 Hz
Low-Pass Slope (dB/octave) N/A 12 dB/octave
High-Pass Crossover Frequency N/A 50-250 Hz
High-Pass Slope (dB/octave) N/A 12 dB/octave
Bass Boost No 0-18 dB
Bass Boost Frequency N/A 45 Hz
Fan Cooled No ---
Fuse Rating 15 50
Speaker Level Inputs Harness Harness
Preamp Outputs No 1 pair
Width (inches) 7-7/8 9-1/8
Height (inches) 1-1/2 2
Depth (inches) 2-9/16 7-3/8
Parts Warranty 1 Year 1 Year
Labor Warranty 1 Year 1 Year
  Owner's Manual Owner's Manual
Hands-on Research Hands-on Research
Remove

Adding...
Top Seller
Alpine KTP-445A Power Pack
Compact upgrade amplifier for your Alpine receiver — 45 watts RMS x 4
Remove

Adding...
New
Rockford Fosgate R2-500X4
Prime Series 4-channel car amplifier — 75 watts RMS x 4
$249.99
TOP