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Rockford Fosgate  R2-500X1 On Sale

Prime Series 500W RMS x 1 at 2 Ohms, Class-D Mono Subwoofer Car Amplifier with Remote Level Control Included

Item #56358

Condition:   Brand New

Product Highlights

  • Prime Series
  • 500W RMS x 1 at 2 Ohms
  • Class-D Mono Subwoofer Car Amplifier
  • Remote Level Control Included

  Free 2-Years Warranty Included!
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$263.49

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Rockford Fosgate R2-500X1 Prime Series 500W RMS x 1 at 2 Ohms, Class-D Mono Subwoofer Car Amplifier with Remote Level Control Included


We are a Rockford Fosgate authorized dealer so you get up-to-date, fully warrantied products. Shipping is free to the lower 48 states on everything you order!

What's Inside?
  • • Class-D Mono Subwoofer Car Amplifier
  • • Wired Remote Level Control module
  • • 16' Remote cable (RJ-25 connector on both ends)
  • • (1) 7" Speaker input harnesses
  • • 3mm Allen Hex key
  • • (4) 3/4" Screws
  • • (2) 1/2" Screws
  • • (5) Flat washers
  • • Nut
  • • Certificate of Performance
  • • Rockford Fosgate contact information
  • Owner's Manual

 


Why Choose Rockford Fosgate R2-500X1 Mono Subwoofer Amplifier?


 

 

Rockford Fosgate R2-500X1 Mono Subwoofer Amplifier Inclusions
Compact Beast with Serious Bass Power

If you’re chasing tight, hard-hitting bass without overcomplicating your setup, the R2-500X1 mono subwoofer amplifier is exactly what you need. Built with efficient Class-D topology, it delivers clean, reliable power to your sub while keeping heat and strain low. Add in its cast aluminum heat sink, and you’ve got an amp that stays cool even when the bass is anything but. Certified CEA-2006 and CE compliant, this thing doesn’t just sound good—it’s built to perform with real, verified power you can trust.

Smart Tuning and Easy Integration

This amp makes integration into almost any system super easy. With high-level input capability and balanced differential inputs, you get clean signal flow no matter your setup. Got a newer vehicle with RAP (Retained Accessory Power)? No problem—the auto-sense bypass switch has you covered. Tuning is just as smooth, thanks to the top-mounted control panel and C.L.E.A.N. setup feature, making installation and dialing in your system way less of a headache and way more plug-and-play friendly.

Rockford Fosgate R2-500X1 Mono Subwoofer Amplifier Top View
Rockford Fosgate R2-500X1 Mono Subwoofer Amplifier Wired Remote
Full Control, Deep Bass, and Total Protection

When it comes to sound shaping, the R2-500X1 gives you full command. Fine-tune your bass with continuously variable Punch EQ, adjust crossover points with fully adjustable 12 dB/octave high and low pass Butterworth filters, and protect your lows with a variable infrasonic filter. Want more control on the fly? The included RLC remote level control puts bass adjustment right at your fingertips. And with built-in safeguards like short circuit protection, overcurrent protection, and rollback protection, you can push your system hard with confidence knowing it’s protected every step of the way.

 


Frequently Asked Questions (FAQ)


  • • Why does the amp go into protection mode?
    Protection can be caused by overheating, a low speaker load, shorted wiring, or poor power and ground connections. Check impedance, terminals, ventilation, and wiring before operating the system again.
  • • Why does it shut off when I turn up volume?
    A shutdown at higher volume may indicate insufficient current, overheating, or an unsuitable subwoofer load. Check the battery, charging system, power wiring, ventilation, and final speaker impedance before raising output.
  • • Why is there no bass when the amp turns on?
    Check the RCA connections, gain, low-pass filter, remote turn-on, and subwoofer wiring. Confirm the head unit is sending a signal and make sure the speaker terminals are secure with correct polarity.
  • • Why does the amp get too hot?
    Some heat is normal, but excessive temperature can indicate poor airflow, a low impedance load, or prolonged high output. Improve ventilation and verify the connected subwoofer meets the recommended impedance.
  • • Why does the subwoofer sound distorted?
    Distortion can result from excessive gain, bass boost, or clipping from the source. Lower the gain and EQ settings, then confirm the amplifier receives a clean signal and the subwoofer is properly matched.
  • • Why do I hear engine noise from the sub?
    Engine-speed-related whining is often linked to grounding or signal interference. Check the amplifier ground and RCA connections, and route signal cables away from power wiring to reduce unwanted electrical noise.
  • • Can I use a dual voice coil subwoofer?
    Yes, as long as the voice coils are wired to create a final impedance supported by the amplifier. Calculate the resulting load before connecting, since too-low impedance can trigger protection or excessive heat.
  • • Why is the subwoofer output weaker than expected?
    Check the gain, input signal, speaker wiring, enclosure, and final impedance. Also verify the power and ground cables are properly sized and secure, since inadequate electrical supply can limit output.
  • • Why does the bass change after adjusting the crossover?
    The low-pass filter controls which frequencies reach the subwoofer. If set too high or low, bass may sound muddy or weak. Adjust it gradually until the sub blends smoothly with the main speakers.
  • • What should I check if the amp suddenly stops?
    Check the main fuse, power and ground connections, remote turn-on wire, and speaker wiring. If those are secure, inspect for overheating or protection activation before reconnecting and testing the system.

SPECIFICATIONS


  • Number of Channels : 1
  • Frequency Response : 20-250 Hz
  • Built In Crossovers : Yes
  • RMS Power Output : 500 Watts
  • Amplifier Class : D
  • Fuse Rating : 80 A

FEATURES


Features:

  • Custom Gain Control: Variable Input Gain adjustment level
  • Smart Vehicle Integration: Auto-Sense bypass switch for vehicles with RAP (Retained Accessory Power)
  • Flexible Connectivity: High Level Input Capable
  • Remote Convenience: Includes RLC Remote Level Control
  • Deep Bass Protection: Variable Infrasonic Filter
  • Clean Signal Flow: Balanced Differential Inputs with RCA Pass Through Outputs
  • Efficient Power: Class-D Topology
  • Certified Quality: CEA-2006 Compliant & CE Compliant
  • Bass Boost Precision: Continuously Variable On Board Punch EQ
  • Built to Last: Cast aluminum heat sink
  • System Safety: Short Circuit & Over Current Protection
  • Automatic Safeguard: Rollback Protection
  • Total Tuning Control: Fully Adjustable 12 dB/octave High and Low pass Butterworth Crossovers
  • Simplified Setup: Features C.L.E.A.N. Set-up
  • Easy Access Tuning: Top Mounted Control Panel

 

Specifications:

  • CEA-2006 Compliant: CEA-2006 Guidelines CEA-2006 
  • Power Rating: 320W x 1 @ 4 ohms ≤1.0% THD+N
  • Number of Channels: 1
  • Total Power (Sum of Rated Power): 500 Watts
  • Rated Power (RMS Continuous Power):
    • 300 Watts x 1 @ 4 ohms
    • 500 Watts x 1 @ 2 ohms
  • Dynamic Power (PVC/PowerCube®):
    • 350 Watts x 1 @ 4 ohms
    • 590 Watts x 1 @ 2 ohms
  • Bridgeable: No
  • Frequency Response: 20 Hz - 250 Hz
  • Input Sensitivity:
    • Low-Level: 150 mV - 4 V
    • High-Level: 450 mV - 12 V
  • Circuit Topology Class: Class D
  • Total Harmonic Distortion (THD+Noise)
    • 4Ω: <1.0%
    • 2Ω: <1.0%
  • Signal Input:
    • Low-Level: 2 RCA
    • High-Level: 4-Pin Molex
  • Signal Output: Low-Level: 2 RCA
  • Tone Controls: 0 to +18 dB @ 45 Hz
  • Crossover Controls:
    • Low-Pass: 50 Hz - 250 Hz @ 12dB/Octave Butterworth
    • Sub Infrasonic: 15 Hz - 40 Hz @ 12dB/Octave Butterworth
  • Remote Controls: Yes
  • Visual Indicators:
    • Power/Protect
    • C.L.E.A.N. In
    • C.L.E.A.N. Out
  • Power Wire Gauge: 4 AWG
  • Power Input Connector: Compression Terminal Block
  • Speaker Wire Gauge: 8 AWG
  • Speaker Output Connector: Compression Terminal Block
  • Cooling: Convection
  • Operating Voltage: 9 - 16 VDC
  • Recommended Fuse (not included): 80 A
  • Max. Current Draw (13.8V Sinewave): 52 A
  • Dimensions (H x W x D)
    • 1.9" x 6.8" x 8.5" (4.9 cm x 17.3 cm x 21.5 cm)
  • UPC: 780687355869
  • Weight: 8
  • Authorized Internet Dealer
Warranty: 2 Year(s) Warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to OnlineCarstereo.com for replacement within 2 Year(s) from the original date of purchase with proper return authorization.

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  • Got this amp in without a sweat ! Easy to set up, and I love how I could tweak them gains without stressing it. Highly recommend this little beast. It's got enough power to make my F-150 shake.This amp's a real punch-packer for its size! Paired it with a passive 10-inch sub, and it sounds awesome. Runs cool but packs a punch.

    Ernest
    1/2/2024
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