Rockford Fosgate Punch Single 12" 300 Watt Amplified Subwoofer P300-12

  • $389.99

Rockford Fosgate P300-12 Punch 12″ 300 W Powered Subwoofer Enclosure

Product Overview

The Rockford Fosgate P300-12 is a powerful and compact all-in-one powered subwoofer designed to bring deep, impactful bass to your vehicle’s audio system without the need for a separate amplifier or loose subwoofer and enclosure setup. With a built-in 300 W RMS Class-D amplifier and high-output 12″ subwoofer in a sealed enclosure, this system is ready to install and play.

Key Features

  • 12″ High-Output Subwoofer in a sealed enclosure — strong low-frequency performance.

  • Built-In 300 W RMS Amplifier — eliminates the need for separate amplification.

  • Variable Low-Pass Crossover (adjustable 12 dB/octave) for precise tuning with your system.

  • Adjustable Bass Boost EQ for added low-end punch.

  • Selectable Phase Switch (0° / 180°) to optimize alignment with your speakers.

  • Remote Bass Level Control Included for quick adjustment from the driver’s seat.

  • Separate Low-Level and Speaker-Level Inputs — works with factory or aftermarket radios.

  • Intelligent Auto Turn-On/Off — simplifies installation.

  • Thermal & Over/Under-Voltage Protection for reliability.

  • Durable Construction with industrial-grade enclosure material.

  • Detachable Power/Ground Connector for easier install or removal.

Specifications

  • Model: P300-12

  • Subwoofer Size: 12″

  • Amplifier Power: 300 W RMS Class-D

  • Peak Power Handling: ~600 W

  • Enclosure Type: Sealed, wedge-style

  • Frequency Response: Approx. 35 Hz – 150 Hz

  • Crossover: Variable low-pass (50 Hz – 200 Hz) 12 dB/octave

  • Phase Control: 0° / 180°

  • Inputs: Low-level (RCA) & high-level (speaker)

  • Included Accessories: Remote bass level knob, power/ground connectors

  • Construction: 5/8″ MDF with durable exterior finish

  • Warranty: 1-year manufacturer coverage
    (Specifications based on industry reviews and product data.)

Why It’s Great

The P300-12 is a simple and effective solution for adding authentic bass to your vehicle without the hassle of separate amplifiers and sub boxes. Its sealed enclosure delivers tight, precise low frequencies, making it ideal for music lovers who want fuller sound with minimal install complexity.

Ideal For

  • Quick bass upgrades to stock audio systems

  • Vehicles with limited space

  • Drivers who want a plug-and-play bass solution

  • Cars, trucks, and SUVs where under-seat or rear placement is preferred

Pro Tips

  • Fit First: Measure your space before installing — this subwoofer is compact but needs clearance for angled placement.

  • Crossover Setup: Start with the low-pass crossover set in the mid-range and adjust by ear to blend with your speakers.

  • Remote Bass Knob Placement: Put the remote control where you can easily reach it — great for on-the-fly tuning between music styles.

  • Phase Switch Check: If bass feels weak from your listening spot, try flipping the phase switch — it can improve sound cohesion.

  • Quality Wiring: Using a proper gauge power/ground cable ensures stable performance and clean power delivery.

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