P400X2

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Punch 400 Watt 2-Channel Amplifier P400X2

The Punch P400X2 is a 2-channel stereo amplifier capable of producing 200 Watts into each channel at 2-Ohms. The P400X2 amplifier is great with full-range or component systems or can be bridged for use with 2 or more subwoofers.

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Discontinued
Overview

Whether you're looking to drive high frequency component speakers or low frequency subwoofers, the P400X2 has the power and flexibility you need to put some serious PUNCH in your vehicle. The power available from such a small amp means it's a great match for a 2-ohm DVC subwoofer or pair of 8-ohm SVC subwoofers.

  • High level input capable with Auto Turn-On circuit
  • RCA pass-thru outputs
  • Features C.L.E.A.N. Set-up
  • Optional remote Punch Level Control (PLC2) ready (w/ input clip indicator)
  • 12dB/octave Butterworth crossover
  • On-board Punch EQ with +18dB boost @ 45Hz
  • Muted turn on
  • Stealth top mounted control panel
  • Cast aluminum heatsink
  • Short circuit protection
  • Over current protection
  • 1 Year Warranty
Technologies
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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CE Compliant

This product fulfills all essential safety and environmental requirements as defined in the European Directives (768/2008 ...

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TRANS•ana

Trans•ana is a Class A/B topology that simplifies the signal path of the amplifier allowing the ...

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Balanced Differential Inputs

Differential inputs eliminate noise picked up by signal cables.

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DTM

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

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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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MEHSA3

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

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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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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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C.L.E.A.N. Set-Up

C.L.E.A.N. (Calibrated Level Eliminates Audible Noise) is a patented circuit with in/out clip LEDs to help ...

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Specifications
CEA-2006 Compliant
CEA-2006 Guidelines CEA-2006 Power Rating
125W x 2 @ 4Ω
≤1.0% THD+N
Cta-2006 Compliant
Number of Channels
2
Total Power
(Sum of Rated Power)
400 Watts
Rated Power
(RMS Continuous Power)
125 Watts x 2 @ 4-Ohm
200 Watts x 2 @ 2-Ohm
400 Watts x 1 @ 4-Ohm Bridged
Dynamic Power
(PVC/PowerCube®)
149 Watts x 2 @ 4-Ohms 0° Res
256 Watts x 2 @ 2-Ohms 0° Res
Bridgeable
Yes
Frequency Response
20Hz to 20kHz +/- 1.0dB
Input Sensitivity
150 mV - 12 V
Circuit Topology Class
Class A/B
Efficiency (average)
72% @ 4-Ohm
Total Harmonic Distortion (THD+Noise)
4-Ohm: <1.0%
2-Ohm: <1.0%
Signal Input
Hi/Low level: 1 RCA pair
Signal Output
Low level: 1 RCA pair
Tone Controls
Punch EQ2 Bass: 0dB to +18dB @ 45Hz and/or
Punch EQ2 Treble: 0dB to +12dB @ 12.5kHz
Function depends upon LP/AP/HP switch position
Crossover Controls
High-Pass: 50Hz-250Hz @ 12dB/octave Butterworth
Low-Pass: 50Hz-250Hz @ 12dB/octave Butterworth
All-Pass: Yes
Remote Controls
Optional Punch Level Control (PLC2) Ready
Visual Indicators
Power/Protect/Thermal LED
Input Clip LED3
Output Clip LED1,2,3

LED Color Legend:
1BLUE: <0.5% THD
2VIOLET: 1% THD
3RED: 10%+ THD
Power Wire Gauge
8 AWG to 4 AWG
Power Input Connector
Captive C-Clamp
Speaker Wire Gauge
8 AWG to 18 AWG
Speaker Output Connector
Captive C-Clamp
Cooling
Convection
Heatsink
Operating Voltage
9 - 16 VDC
Recommended Fuse
(not included)
60 A
Average Current Draw (13.8V Music)
28 A
Max. Current Draw (13.8V Sinewave)
55 A
Suggested Alternator
75 A
Dimensional Diagram
Dimensions (H x W x D)
2.38 x 7.76 x 11.03 (in)
6.05 x 19.71 x 28.02 (cm)
Shipping Weight
10.5 Lbs. (4.76 Kg.)
Compatibility
Support

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.


Accessories Wiring Wizard

Available Wiring Diagrams

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

The below diagrams optimize this amp for its lowest recommended BRIDGED/MONO load.



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

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

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