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Product comparison
Alpine KTA-450 Power Pack vs Rockford Fosgate Prime R250X1

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Adding...
Alpine KTA-450 Power Pack
Compact 4-channel car amplifier — 50 watts RMS x 4
  • 100 watts RMS x 2 bridged at 4 ohms
  • Dynamic Peak Power (DPP) technology adds a burst of power when needed
  • PowerStack bracket included for mounting amp behind Alpine iLX-W650 digital multimedia receiver (#500ILXW650)
Discontinued item

Adding...
Rockford Fosgate Prime R250X1
Mono subwoofer amplifier — 250 watts RMS x 1 at 2 ohms

This item is no longer available

32 reviews
  • 150 watts RMS x 1 at 4 ohms
  • variable low-pass filter and bass boost
  • preamp and speaker-level inputs
   
Condition New Stock New Stock
Performance Alpine KTA-450 Power Pack Rockford Fosgate Prime R250X1
RMS Power Output (Wt x Channels) 50 x 4
150 x 1
Peak Power Output (Wt x Channels) 100 x 4 N/A
Power at 2 Ohms (Wt x Channels) 45 x 4 250 x 1
Bridged Power (Wt x Channels) 100 x 2 N/A
4 N/A
2 2
15-50k Hz 20-250 Hz
1% 1%
82 dB 80 dB
14.4v 14.4v
Features Alpine KTA-450 Power Pack Rockford Fosgate Prime R250X1
D AB
No 50-250 Hz
N/A 12 dB/octave
Off, 60, 80, 120Hz N/A
12 dB/octave N/A
No 0-12 dB
N/A 45 Hz
No No
20 30
RCA Harness
No 1 pair
7 11-1/4
1-3/8 2
3-9/16 7-3/8
1 Year 1 Year
1 Year 1 Year
  Owner's Manual Owner's Manual
Photos Alpine KTA-450 Power Pack Rockford Fosgate Prime R250X1
Photo: Front
Hands-on Research Hands-on Research
Remove

Adding...
Alpine KTA-450 Power Pack
Compact 4-channel car amplifier — 50 watts RMS x 4
Remove

Adding...
Rockford Fosgate Prime R250X1
Mono subwoofer amplifier — 250 watts RMS x 1 at 2 ohms

This item is no longer available

32 reviews
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