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Rockford > 
Item#: 9SIA49X1C69453

Rockford Fosgate P300-1 300W Mono Amplifier

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Learn more about the Rockford P300-1


Rockford Fosgate
Amplifier Class
Class AB
Amplifier Channels


Max Power
RMS Power
150 W x 1 @ 4-Ohms

300 W x 1 @ 2-Ohms


Frequency Response
20Hz - 20KHz
< 0.1%
Input Voltage
150mV - 4V
Built-in Crossover
Crossover Frequency Range
High-Pass (HP): 50Hz-500Hz 12dB/octave Butterworth

Low-Pass (LP): 50-500Hz 12dB/octave Butterworth
Bass Boost Control
Punch EQ2 Bass: 0dB to +18dB @ 45Hz and/or

Punch EQ2 Treble: 0dB to +12dB @ 12kHz

Function depends upon LP/AP/HP switch position
CEA-2006 Compliant
I/O Ports
Signal Input Low level: 1 RCA pair

Power Input Connector: 4 AWG Block

Speaker Output Connector: 8 AWG to 18 AWG Screw terminal barrier strip
2.25" x 7.63" x 9"


12dB/octave crossover

4 Gauge power/ground terminals

Audiophile grade speaker connections

MOSFET output stage

MOSFET power supply

Top Mounted LED Indicators

Efficiency (average): 69% @ 4-Ohm; 65% @ 2-Ohm

Heat Sink Type: Cast aluminum

Cooling: Convection

Visual Indicators: Power, Thermal, Protect

Manufacturer Warranty

1 year limited
1 year limited

Quick Info


  • Limited Warranty period (parts): 1 year
  • Limited Warranty period (labor): 1 year

Customer Reviews of the Rockford P300-1

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  • anthony b.
  • 2/5/2012 10:46:37 AM
  • Tech Level: High
  • Ownership: 1 month to 1 year
  • Verified Owner

5 out of 5 eggs

Pros: great power, great sound, i have it pushing 2 12 inch kickers and it literally rattles everything at 3/4 power and tickles the ear drums.

Cons: n/a

Did you find this review helpful? Yes No

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Home > 
Electronics > 
Car Electronics > 
Car Amplifiers > 
Rockford > 
Item#: 9SIA49X1C69453
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