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Rockford Fosgate R500X1D
Prime Series mono subwoofer amplifier — 500 watts RMS x 1 at 2 ohms
  • 300 watts RMS x 1 at 4 ohms
  • variable low-pass filter and bass boost
  • speaker-level inputs and preamp outputs
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MTX THUNDER500.1
Mono subwoofer amplifier — 500 watts RMS x 1 at 2 ohms
  • 300 watts RMS x 1 at 4 ohms
  • Class-D design
  • preamp inputs
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JL Audio JX500/1D
Mono subwoofer amplifier — 500 watts RMS x 1 at 2 ohms
  • 300 watts RMS x 1 at 4 ohms
  • variable low-pass filter (50-200 Hz, 12 dB/octave)
  • preamp and speaker-level inputs
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Rockford Fosgate Prime R750-1D
Mono subwoofer amplifier — 750 watts RMS x 1 at 1 ohm
  • 250 watts RMS x 1 at 4 ohms
  • (500 watts RMS x 1 at 2 ohms
  • preamp inputs and outputs
       
Condition New Stock New Stock New Stock New Stock
Performance Rockford Fosgate R500X1D MTX THUNDER500.1 JL Audio JX500/1D Rockford Fosgate Prime R750-1D
RMS Power Output (Wt x Channels) 300 x 1
300 x 1
300 x 1
250 x 1
Peak Power Output (Wt x Channels) N/A 1000 x 1 --- N/A
Power at 2 Ohms (Wt x Channels) 500 x 1 500 x 1 500 x 1 500 x 1
Bridged Power (Wt x Channels) N/A N/A --- N/A
Minimum Impedance Bridged N/A N/A N/A N/A
Minimum Impedance Unbridged 2 2 2 1
Best Frequency Response 20-250 Hz 20-220 Hz 10-150 Hz 20-250 Hz
THD at Rated RMS Power 1% 0.3% 1% 1%
Signal to Noise Ratio 80 dB 75 dB 62 dB 75 dB
Input Voltage 14.4v 14.4v 14.4v 14.4v
Features Rockford Fosgate R500X1D MTX THUNDER500.1 JL Audio JX500/1D Rockford Fosgate Prime R750-1D
Amplifier Class D D D D
Low-Pass Crossover Frequency 50-250 Hz 40-220 Hz 50-200 Hz 50-250 Hz
Low-Pass Slope (dB/octave) 12 dB/octave 12 dB/octave 12 dB/oct 12 dB/oct
High-Pass Crossover Frequency N/A N/A N/A N/A
High-Pass Slope (dB/octave) N/A N/A N/A N/A
Bass Boost 0-12 dB 0, 6, 12 dB 0-12 dB 0-18 dB
Bass Boost Frequency 45 Hz 50 Hz 45 Hz 45 Hz
Fan Cooled No No No No
Fuse Rating 50 60 50 60
Speaker Level Inputs Harness No Harness No
Preamp Outputs 1 pair No 1 pair 1 pair
Width (inches) 8-1/2 9-1/2 7-7/8 9-3/16
Height (inches) 2 2-1/4 2-1/8 2
Depth (inches) 7-3/8 6-5/16 7-11/16 7-3/8
Parts Warranty 1 Year 2 Years 2 Years 1 Year
Labor Warranty 1 Year 2 Years 2 Years 1 Year
  Owner's Manual Owner's Manual Owner's Manual Owner's Manual
Hands-on Research Hands-on Research Hands-on Research Hands-on Research
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Top Seller
Rockford Fosgate R500X1D
Prime Series mono subwoofer amplifier — 500 watts RMS x 1 at 2 ohms
Remove

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MTX THUNDER500.1
Mono subwoofer amplifier — 500 watts RMS x 1 at 2 ohms
Remove

Adding...
Top Seller
JL Audio JX500/1D
Mono subwoofer amplifier — 500 watts RMS x 1 at 2 ohms
Remove

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Rockford Fosgate Prime R750-1D
Mono subwoofer amplifier — 750 watts RMS x 1 at 1 ohm
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