PBR300X4 300 Watt BRT Full-Range 4-Channel Amplifier

The Punch PBR300X4 is a 300 Watt full-range amp designed for compact systems. This efficient amp packs a Punch in motorcycles, ATVs and hybrid-electric vehicles without sucking a lot of juice from your electrical system.

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

Find Dealer USD 249.99

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PBR300X4

The PBR300X4 is a full-range 4-channel 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. Great for motorcycles and recreational vehicles.

Product/Service Advisory

Class-BR amplifier grounding - installation advisory

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CEA-2006 Compliant

Power ratings on Rockford Fosgate amplifiers conform to CEA-2006 industry standards. These...

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Rockford Fosgate Avatar

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

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DSM

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

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Class-BR

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

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MEHSA³

MEHSA³ reduces MOSFET temperatures, lowers distortion, increases durability and prolongs...

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NOMAD

NOMAD is a "real time" analog computer that protects your amplifier from shorting speaker wires and...

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DTM

Dynamic Thermal Management evenly distributes excess heat across entire amplifier heatsink.

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CEA-2006 Compliant:

Number of Channels:

Rated Power
(RMS Continuous Power):

75 Watts x 4 @ 4-Ohm
This amplifier is only capable of operation at 4-Ohm

Total Power
(Sum of Rated Power):

300 Watts RMS

Dynamic Power
(PVC/PowerCube® Measurement):

300 Watts x 4 @ 4-Ohms

Bridgeable:

Efficiency (average):

55% @ 4-Ohm

Crossover Controls:

Selectable 80Hz LP/AP/80Hz HP @ 12dB/Octave

Tone Controls:

n/a

Signal Input:

Hi-Level: Variable DC offset sensitivity
High-Level: harness
Low-Level: 2 Pair RCA

Signal Output:

n/a

Power Input Connector:

Block harness

Power Wire Gauge:

10 AWG

Speaker Output Connector:

Harness

Speaker Wire Gauge:

Harness 16 AWG

Heat Sink Type:

Extruded aluminum

Cooling:

Convection

Remote Controls:

Visual Indicators:

Power, Protect, Boost

Circuit Topology Class:

Class-BR

Frequency Response:

20Hz - 20kHz +/-1dB

Shipping Weight:

Dimensions (HxWxL):

1.53" x 4.25" x 6.75"
3.88cm x 10.79cm x 17.14cm

Dimensional Diagram:

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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.

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Woofer WiringWizard

The below woofer wiring diagrams are compatible with this amplifier and are designed to optimize power output. The diagrams were selected simply by choosing woofer configurations that match the amplifier's recommended speaker load. Care should be taken to select woofers with a total power rating that can safely handle the amplifier's RMS power output.

The below diagrams optimize this amp for STEREO mode ONLY.