facebook no script image
OnlineCarStereo.com is currently under maintenance. Please call 310-526-8635 if youre having problems placing your order.
⚡ CYBER WEEK DEALS CONTINUE — Up to 50% OFF + Up to $500 DISCOUNTS! SHOP NOW

Rockford Fosgate  M2-300X4

M2 Series 4-Channel 300W Max Power, Class-D Marine Amplifier

Item #90980

Condition:   Brand New

Product Highlights

  • M2 Series
  • 4-Channel
  • 300W Max Power
  • Class-D
  • Marine Amplifier

  Free 2-Years Warranty Included!
60 DAYS Returns Accepted.
FREE Lifetime Tech Support.
FREE Shipping (No Minimum).
60 DAYS Price change protection.
CYBER WEEK DEALS!
Save 5% on Marine Amplifiers!

Use Code: CYBW5

Ends in:

$349.99

Reg. Price $449.99  Save $100.00
Add Extended Warranty
  Free 2-Years Warranty Included!

No Credit needed for acima logoLearn More

Rockford Fosgate Authorized Dealer

Huge Saving on Other items:


Huge Saving on Other items:


Rockford Fosgate Banner

Rockford Fosgate M2-300X4 M2 Series 4-Channel 300W Max Power, Class-D Marine Amplifier


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?
  • • 5-Channel Class-D Marine Amplifier
  • • Remote Punch Level Control module
  • • 16.5' Remote Punch Level Control cable (RJ-25 connector on both ends)
  • • Three 7" Speaker input harnesses
  • • 3mm Hex key
  • • (4) 3/4" Screws
  • • (2) 1/2" Screws
  • • (5) Flat washers
  • • Nut
  • • Certificate of Performance Verification
  • • Rockford Fosgate contact information
  • Owner's Manual

 

 

Unstoppable Power and Built for the Open Water

Engineered for extreme marine conditions, the M2-300X4 delivers corrosion-proof durability, UV-resistant strength, and precision performance with smart C.L.E.A.N.™ clip detection and AudioGraph PowerCube tuning—giving you unstoppable, crystal-clear sound every time you ride.

Compact Power and Built for the Elements

The M2-300X4 delivers rock-solid marine-grade performance with weather-resistant circuitry, seamless OEM or aftermarket compatibility, RATS-tested reliability, smart Auto-Sense technology, and convenient top-mounted tuning—perfect for powering your adventures on the water or off-road.

Smart Power and Precision Control

Experience superior sound quality and worry-free performance with fully adjustable 12 dB/octave crossovers, built-in fail-safe protection, and noise-free balanced inputs. Enjoy easy installation with clean wiring, Auto-Sense turn-on, and flexible 2/4 channel inputs—all in a thermally efficient, CEA-certified design that’s ready for system expansion.


SPECIFICATIONS


  • Maximum Power : 300 Watts
  • Low Frequency Response : 50-250 Hz
  • High Frequency Response : 50-250 Hz
  • Number of Channels : 4
  • Frequency Response : 20-20000 Hz
  • Built In Crossovers : Yes
  • RMS Power Output : 4x75 Watts
  • Amplifier Class : D
  • Fuse Rating : 60 A

FEATURES


Features:

  • Built for the Outdoors: Element Ready™ design ensures protection against harsh outdoor conditions
  • Marine-Grade Durability: Zinc Nickel-plated brass terminals resist corrosion in marine environments
  • Smart Clip Detection: C.L.E.A.N. system with LED indicators for precise input/output monitoring
  • UV-Proof Strength: Powder-coated cast aluminum heatsink stands up to sun exposure
  • Power-Optimized Design: Tuned using AudioGraph PowerCube for maximum performance
  • Weather-Resistant Circuitry: Conformal coated board keeps dust and water out
  • Seamless Integration: Compatible with both OEM and aftermarket radios
  • Performance Guaranteed: Tested using Rockford’s proprietary RATS system
  • Stable Power Delivery: Maintains low impedance stability under heavy loads
  • Smart Auto-Sense: Bypass switch supports RAP (Retained Accessory Power)
  • Easy Tuning Access: Top-mounted control panel for convenient adjustments
  • Precision Crossovers: Fully adjustable 12 dB/octave Butterworth filters for highs and lows
  • Fail-Safe Protection: Short circuit and over-current safeguards built-in
  • Noise-Free Audio: Balanced differential inputs reduce interference from cables
  • Thermal Efficiency: Focused-mass heatsink directs cooling where it matters most
  • Auto Turn-On: "Auto-Sense" feature with remote out for high-level inputs
  • Clean Wiring: Integrated power and speaker terminals for a neat setup
  • Certified Performance: Meets CEA-2006 and CE compliance standards
  • Flexible Input Options: Switchable 2/4 channel input for system versatility
  • Expand with Ease: RCA pass-thru outputs for additional amp connections

 

Specifications:

  • RMS Power Output (Watts x Channels): 50 x 4
  • Power at 2 Ohms (Watts x Channels): 75 x 4
  • Bridged Power (Watts x Channels): 150 x 2
  • Frequency Response at Rated RMS Power: 20 Hz – 20 kHz
  • THD at Rated RMS Power: 1%
  • Signal to Noise Ratio: 70 dB
  • Input Voltage: 14.4V
  • Peak Power Output (Watts x Channels): N/A
  • Minimum Impedance Bridged: 4 Ohms
  • Minimum Impedance Unbridged: 2 Ohms
  • Amplifier Class: D
  • Low-Pass Crossover Frequency: 50 – 250 Hz
  • Low-Pass Slope (dB/octave): 12 dB/octave
  • High-Pass Crossover Frequency: 50 – 250 Hz
  • High-Pass Slope (dB/octave): 12 dB/octave
  • Bass Boost: No
  • Bass Boost Frequency: N/A
  • Fan Cooled: No
  • Fuse Rating: 60A
  • Speaker Level Inputs: Yes
  • Preamp Outputs: 2
  • Height (inches): 2
  • Width (inches): 10-1/16
  • Depth (inches): 7-3/4
  • UPC: 780687358303
  • Weight: 5
  • 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.

Do you own this product?

Write a review!

Must haves for Rockford Fosgate M2-300X4:

Other items that might interest you:

Other customers also shopped for: