Skip Navigation

Product Comparison
Infinity Reference 475a vs Rockford Fosgate Punch PBR300X2

Infinity Reference 475a

Shop all All Car Amplifiers

Rockford Fosgate Punch PBR300X2

(6)

Shop all All Car Amplifiers
Hide similar features
Condition New StockNew Stock
Performance Infinity Reference 475aRockford Fosgate Punch PBR300X2
RMS Power Output (Wt x Channels) 75 x 4
100 x 2
Peak Power Output (Wt x Channels) 117 x 4---
Power at 2 Ohms (Wt x Channels) 90 x 4150 x 2
Bridged Power (Wt x Channels) 180 x 2300 x 1
Minimum Impedance Bridged
Loading...
44
Minimum Impedance Unbridged
Loading...
22
Best Frequency Response
Loading...
10-100k Hz20-20k Hz
THD at Rated RMS Power
Loading...
1%1%
Signal to Noise Ratio
Loading...
85 dB80 dB
Input Voltage
Loading...
14.4v14.4v
Features Infinity Reference 475aRockford Fosgate Punch PBR300X2
Amplifier Class
Loading...
ABBR
Low-Pass Crossover Frequency
Loading...
32-320 Hz50-500 Hz
Low-Pass Slope (dB/octave)
Loading...
12 dB12 dB/oct
High-Pass Crossover Frequency
Loading...
32-320 Hz50-500 Hz
High-Pass Slope (dB/octave)
Loading...
12 dB12 dB/oct
Bass Boost
Loading...
0-6 dBOptional (0-18 dB)
Bass Boost Frequency
Loading...
50 Hz45 Hz
Fan Cooled
Loading...
NoNo
Fuse Rating
Loading...
7030
Speaker Level Inputs
Loading...
NoRCA
Preamp Outputs
Loading...
1 pairNo
Width (inches)
Loading...
96-3/4
Height (inches)
Loading...
2-11/161-9/16
Depth (inches)
Loading...
14-3/44-1/4
Parts Warranty
Loading...
1 Year1 Year
Labor Warranty
Loading...
1 Year1 Year
  Owner's ManualOwner's Manual
 Hands-on ResearchHands-on Research