Punch 300 Watt BRT Full-Range 4-Channel Amplifier PBR300X4

Amplifier Front View
Amplifier Three Quarter Beauty Shot
Amplifier Bottom View
Amplifier Speaker Output Side View
Amplifier Top View
Amplifier Output Side View
Amplifier Signal Input Side View
Amplifier Front View
Amplifier Three Quarter Beauty Shot
Amplifier Bottom View
Amplifier Speaker Output Side View
Amplifier Top View
Amplifier Output Side View
Amplifier Signal Input Side View
Amplifier Front View
Amplifier Three Quarter Beauty Shot
Amplifier Bottom View
Amplifier Speaker Output Side View
Amplifier Top View
Amplifier Output Side View
Amplifier Signal Input Side View

Punch 300 Watt BRT Full-Range 4-Channel Amplifier PBR300X4

The Punch PBR300X4 is a 300 Watt full-range 4-channel car audio amplifier designed for compact systems. This efficient amp packs a Punch in truck, sub-compact, electric, and hybrid vehicles without sucking a lot of juice from your electrical system.

See our Element Ready™ amplifiers designed specifically for Motorsports and Motorcycle applications.

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1 Review
Discontinued
Overview Technologies Specifications Support Accessories Wiring Wizard
Overview

The Rockford PBR300X4 is a full-range 4-channel car audio amplifier designed for stereo front/rear systems that requires little space. The BRT (Boosted Rail Technology) is an ultra efficient design that generates 300 Watts of power! The BRT also has a variable hi-level DC offset turn-on circuit for easy installation into any OEM system. 

See our Element Ready™ amplifiers designed specifically for Motorsports and Motorcycle applications.

FEATURES AT A GLANCE

  • MOSFET output stage
  • High level inputs
  • Ultra compact chassis
  • 2/4 channel input switch
  • 12dB/octave Butterworth crossover
  • 1 Year Warranty
  • Variable 4-6 volt hi level DC offset voltage input turn-on control
Technologies
MEHSA3

MEHSA3 reduces MOSFET temperatures, lowers distortion, increases durability and prolongs the output device life span.

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CTA-2006 Compliant

Power ratings on Rockford Fosgate amplifiers conform to CTA-2006 industry standards. These guidelines mean your amplifier's ...

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Class-BR

Stores energy and dynamically boosts rail voltage to create power on demand.

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Engineered In The USA

These Avatars are a personal signature from the Rockford Fosgate team member(s) who designed and engineered ...

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DSM

DSM utilize 1% tight-tolerances improving efficiency of the circuit, decreases cross-talk from other discrete components and ...

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Specifications
Cta-2006 Compliant
Number of Channels
4
Total Power
(Sum of Rated Power)
300 Watts
Rated Power
(RMS Continuous Power)
75 Watts x 4 @ 4-Ohm
This amplifier is only capable of operation at 4-Ohm
Dynamic Power
(PVC/PowerCube®)
84 Watts x 4 @ 4-Ohm
This amplifier is only capable of operation at 4-Ohm
Bridgeable
No
Frequency Response
20Hz - 20kHz +/-1dB
Input Sensitivity
150 mV - 11 V
Circuit Topology Class
Class BR
Efficiency (average)
55% @ 4-Ohm
Total Harmonic Distortion (THD+Noise)
4-Ohm: <1.0%
Signal Input
Input Switch: 2ch/4ch input switch
Hi-Level: Variable DC offset sensitivity
High-Level: harness
Low-Level: 2 Pair RCA
Signal Output
-
Tone Controls
-
Crossover Controls
High-Pass: Selectable 80Hz
Low-Pass: Selectable 80Hz
All-Pass: No
Remote Controls
-
Visual Indicators
Power, Protect, Boost
Power Wire Gauge
10 AWG
Power Input Connector
Detachable Compression Terminal
Speaker Wire Gauge
16 AWG
Speaker Output Connector
Front Channels: 4-Pin Harness
Rear Channels: 4-Pin Harness
Cooling
Convection
Heatsink
Operating Voltage
9 - 16 VDC
Recommended Fuse
(not included)
50 A
Average Current Draw (13.8V Music)
20 A
Max. Current Draw (13.8V Sinewave)
40 A
Suggested Alternator
75 A
Included In The Box
Dimensions (H x W x D)
1.53 x 4.25 x 6.75 (in.)
3.88 x 10.79 x 17.14 (cm)
Shipping Weight
3.038 Lbs. (1.37 Kg.)
Compatibility
Support

Knowledge Base Articles


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Ask Our Experts

Return Authorization

Contact the Authorized Rockford Fosgate Dealer you purchased this product from. If you need further assistance, call 1-800-669-9899 for Rockford Customer Service. You must obtain an RA# (Return Authorization number) to return any product to Rockford Fosgate. You are responsible for shipment of product to Rockford.


Return Authorization Process



Diagnose First

Prior to requesting an RA, try to diagnose the failure. Many products we receive are sent back with No Trouble Found, usually due to incorrect installation. Use our RFTECH:Knowledge Base for troubleshooting assistance.



Contact Customer Support

Please call us during normal business hours at 1-800-669-9899 (option #1) and be prepared with the following information:

  • First and Last Name with complete Shipping Address
  • Product Name (T0D415)
  • Serial Number (12 or 13 digit number)
  • Failure Diagnosis (no output, no power LED, etc.)
  • Scanned copy of Original Receipt emailed to [email protected] (dealer name, purchase date, and item purchased must be legible)
  • Credit/Debit Card (if paying for out-of-warranty claims)
  • No money orders or checks.


Shipping Instructions

When shipping your product, your package MUST have the following information:

  • RA# Printed Outside of Box (as large as possible)
  • Copy of Original Receipt


Shipping Address

Ship your product (UPS or FedEx preferred) to the following:


Rockford/ AJR International
300 Regency DR
Glendale Heights, IL 60139
RA#:_______________________
Accessories
Front View of Power and Signal Installation Kit

10 AWG Power & Signal Installation Kit

RFK10I
read more...
Front View of Power Installation Kit

10 AWG Power Installation Kit

RFK10
read more...
Front View of Knob with Flush Panel Mount

Universal Punch Level Control

PLC-U
read more...
Wiring Wizard

Available Wiring Diagrams

Please consult your amplifier owner's manual for lowest recommended impedance.

This amplifier CANNOT be run in Bridged Mode or Stereo/Bridged Mode.



Wiring Diagram #1



Wiring Diagram #2



Wiring Diagram #3



Wiring Diagram #4



Wiring Diagram #5



Wiring Diagram #6



Wiring Diagram #7



Wiring Diagram #8



Wiring Diagram #9



Wiring Diagram #10

Speaker Polarity

Your woofer may use one of the following to identify (+/-) terminals.

Positive +

Red Post

Purple (4Ω)

Red (8Ω)

Negative -

Black Post

No Dot

No Dot

FAQ

Determining power needed for speakers

Prevent blowing your subwoofers

Temperature differences between subwoofer voice coil types

Differences between SVC and DVC subwoofers

Speaker Polarity

Your woofer may use one of the following to identify (+/-) terminals.

Positive +

Red Post

Purple (4Ω)

Red (8Ω)

Negative -

Black Post

No Dot

No Dot

FAQ

Determining power needed for speakers

Prevent blowing your subwoofers

Temperature differences between subwoofer voice coil types

Differences between SVC and DVC subwoofers

Reviews

Total Package!

Highly recommended, very compact, hits hard.. performs great! Delivers exactly wat it says

5.0

1 Review
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Complete Your System

Rockford Fosgate products are built to work together seamlessly for the ultimate experience.

Punch 300 Watt BRT Full-Range 4-Channel Amplifier +

Punch 6"x9" 2-Way Full Range Speaker (pr)

P1692

The P1692 is a 6”x9” 2-way full-range speaker rated at 65 watts RMS designed for fanatics needing a quality factory replacement driver. Includes two speakers with grilles, integrated high-pass crossovers and mounting hardware. Sold in pairs (2 each).

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  • P1692

Punch 6"x9" 2-Way Full Range Speaker (pr)

The P1692 is a 6”x9” 2-way full-range speaker rated at 65 watts RMS designed for fanatics needing a quality factory replacement driver. Includes two speakers with grilles, integrated high-pass crossovers and mounting hardware. Sold in pairs (2 each).

View Product

Click to explore some of the products that work best.

P1692

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