Rockford Fosgate R500X1D 500 Watt Class-D Mono Amplifier

SKU Rockford Fosgate R500X1D

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Rockford Fosgate R500X1D 500 Watt Class-D Mono Amplifier


$325.00 $379.00

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R500X1D 500 Watt Class-D Mono Amplifier

The Prime R500X1D is a 500 watt mono amplifier using efficient Class-D circuit topology. This amplifier is capable of running a 2-Ohm load and includes on-board Punch Bass and remote Punch Level Control.

  • 12dB/octave Butterworth crossover
  • RCA pass-thru outputs
  • On-board Punch EQ with +18dB boost @ 45Hz.
  • High level inputs
  • Remote PLC (Punch Level Control)
  • 0°/180° Phase Switch
  • Real time output and power supply thermal sensing
  • Cast aluminum heatsink
  • 4 Gauge power/ground connectors
  • MOSFET power supply
  • Over current protection
  • Short circuit protection
  • Muted turn on
  • 1 Year Standard Warranty


Are you ready for a dedicated subwoofer amplifier? The Prime R500X1D is the perfect companion for any Car Audio Fanatic getting into mobile audio who wants a two-amplifier system: one amp running mids/highs and the second running subwoofers. This amplifier features variable Punch Bass, variable crossovers, Pass-Thru jacks to daisy chain another amplifier, and a remote Punch Level Control for mounting under the dash or the center console.  

CEA-2006 Compliant:
Number of Channels: 1
Rated Power (RMS Continuous Power): 300 Watts x 1 @ 4-Ohms 500 Watts x 1 @ 2-Ohms
Total Power (Sum of Rated Power): 500 Watts RMS
Dynamic Power (PVC/PowerCube®): 333 Watts x 1 @ 4-Ohms 0° Res 647 Watts x 1 @ 2-Ohms 0° Res
Bridgeable: No
Frequency Response: 20Hz to 250Hz +/-1dB
Efficiency (average): 89% @ 4-Ohm
Total Harmonic Distortion(THD+Noise): 4-Ohm: <1.0% 2-Ohm: <1.0%
Crossover Controls: Low-Pass (LP): 50Hz to 250Hz @ 12dB/octave Butterworth
Tone Controls: Punch Bass: 0dB to +12dB @ 45Hz Phase Control: Variable 0° to 180°
Input Sensitivity: 150 mV to 4 V
Signal Input: Low Level: 1 RCA Pair
Signal Output: Low Level: 1 RCA Pair
Power Input Connector: Screw Terminal
Power Wire Gauge: 4 AWG
Speaker Output Connector: Screw Terminal
Speaker Wire Gauge: 8 AWG
Heat Sink Type: Extruded Aluminum
Cooling: Convection
Remote Controls: Punch Level Control: When connected is linked to “gain control” to provide remote output level
Visual Indicators: Power Protect
Circuit Topology Class: Class-D
Operating Voltage: 9 – 16 VDC
Recommended Fuse (not included): 50 A
Max. Current Draw (13.8V Sinewave): 50 A
Average Current Draw (13.8V Music): 25 A
Suggested Alternator: 75 A
Shipping Weight: 5.1 Lbs. (2.31 Kg.)
Dimensions (HxWxL): 1.98 x 6.77 x 8.5 (in) 5.02 x 17.19 x 21.59 (cm)
Dimensional Diagram:
0.0000 kg

Rockford Fosgate R500X1D


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For over 40 years Rockford Fosgate has produced audio products for cars, boats and recreational vehicles.

Rockford Fosgate