Rockford Fosgate Punch P400X1

400W RMS Punch Series Monoblock Class AB Car Power Amplifier

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• RMS: 250W x 1 @ 4 ohms, 400W x 1 @ 2 ohms
• Total RMS Power: 400W
• CEA-2006 Compliant
• Tuned Bass EQ: 0 to +18 dB
• Cast Aluminum Heatsink with Dynamic Thermal Management
• Dimensions: 9-7/8"L x 7-3/4"W x 2-3/8"H

Learn more about the p400x1

We apologize

This item has been discontinued

Product Highlights


• RMS: 250W x 1 @ 4 ohms, 400W x 1 @ 2 ohms
• Total RMS Power: 400W
• CEA-2006 Compliant
• Tuned Bass EQ: 0 to +18 dB
• Cast Aluminum Heatsink with Dynamic Thermal Management
• Dimensions: 9-7/8"L x 7-3/4"W x 2-3/8"H

Description


Rockford Fosgate

Authorized dealer

General Features


 

 

 

 
  • Punch Series Monoblock Class AB Car Amplifier
  • RMS Power Rating:
    • 4 ohms: 250 watts x 1 chan.
    • 2 ohms: 400 watts x 1 chan.
    • 1 ohms: ----------N/A-----------
  • CEA-2006 compliant amplifier
  • Features C.L.E.A.N. Set-up with 10-step set-up procedure
    w/ input/output clip detection and indicator LEDs
  • MOSFET power supply
  • Muted turn on
  • Cast aluminum heatsink
  • 12dB/octave Butterworth crossover
  • Stealth top mounted control panel
  • LED power, thermal, and protect indicators
  • Nickel-plated captive C-clamp terminals
  • Ultra efficient Class BD circuitry to maximize amplifier power efficiency
  • On-board differential inputs eliminates noise picked up by the signal cable
  • Optional remote Punch Level Control (PLC2) ready (w/ input clip indicator)
  • High level input capable with Auto Turn-On circuit (RFIF2SW required, sold separately)
  • MESHA3 reduces MOSFET temperatures, lowers distortion, increases durability, and prolongs the output device life span
  • Built in NOMAD is a "real time" analog computer that protects your amplifier from shorting speaker wires and dangerously low speaker impedances
  • Cast aluminum convection heatsink with DTM (Dynamic Thermal Management) evenly distributes excess heat across entire amplifier heatsink to efficiently keep the amplifier temperatures low
  • DSM (Discrete Surface Mounted Components) utilize 1% tight-tolerances improving efficiency of the circuit and lowers operating temperature and potential for noise - similar to circuit boards designed by aerospace manufacturers
  • Input sensitivity: 150mV - 12V
  • On-board Punch EQ
    • Bass: 0dB to +18dB boost @ 45Hz.
    • Treble: 0dB to +12dB boost @ 12.5kHz .
    • Function depends upon LP/AP/HP switch position
  • Selectable crossover modes: LP / AP / HP
  • Variable crossover filter: 50-250Hz
  • Frequency response: 20 - 20,000Hz
  • Total Harmonic Distortion: <1.0%
  • Dimensions: 9-7/8"L x 7-3/4"W x 2-3/8"H
  • 8 AWG to 18 AWG speaker wire output terminals
  • 4 - 8 gauge power and ground wiring is recommended for installation. Contact us for information regarding a discount on select amplifier kits from our website when purchased together with this amplifier. Click Here for our contact information.
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Product history:

Rockford Fosgate P400X1 thumbnail
(newest, current model)
Rockford Fosgate P400-1 thumbnail
(previous model, replaced by Rockford Fosgate Punch P400X1)

Specifications & Details


Power Specifications - Subwoofer Channel
RMS Power @ 4 ohms
250 watts x 1 channel
RMS Power @ 2 ohms
400 watts x 1 channel
RMS Power @ .5 ohm
Power Specifications - Subwoofer Channel
Peak Power @ .5 ohm
Amplifier Specifications
Series
Punch Series
Marine Certified
Amplifier Class
A/B
Number of Channels
1 - Mono
Total RMS Power Output
400 watts
Maximum Input Gauge Size
4 AWG
Minimum Impedance Unbridged
2 ohms
Minimum Impedance Bridged
Not Bridgeable
Frequency Response
THD at Rated RMS Power
<1.00%
Speaker Level Inputs
Optional (Requires Accessory Adapter)
Preamp Outputs
1 pair
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
Full (AP)
High-Pass Crossover Frequency
50 - 250 Hz
Low-Pass Crossover Frequency
50 - 250 Hz
Signal-to-Noise Ratio
105 dB
Bass Boost
0 - 18 dB
Remote bass/level controller
Optional (Accessory required and sold separately)
Fan Cooled
No
Fuse Rating
60A Fuse Recommended, Not Included
Total Fuse Rating
Strappable
No
CEA-2031 Compliant
Yes
Low-Level Input Sensitivity
High-Level Input Sensitivity
What is in the box?
Paperwork
WITB: Amplifiers
Other Accessory #1
Other Accessory #2
Other Accessory #3
Other Accessory #4
Other Accessory #5
Other Accessory #6
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

P400X1

Weight:

8.50lbs

Internal SKU:

p400x1

Internal Product ID:

67772

Product and How-to Videos


  • 3Sixty3 Aftermarket Setup Wizard Tutorial
  • Rockford Fosgate Punch Car Amps | Powerful & Reliable Amplifiers
  • How To Install an Amplifier: Car Amplifier Basics Part 2

Customer Ratings & Reviews



5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
5
Value
4.5
Features
5
Design
5
Usability
5
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Great buy packs a punch!

I have this running at 2 ohms pushing a p2 12. It hits hard, very easy to adjust.

By Maurice on February 26, 2014

24

found this helpful.

Great Product

Does everything I expected, just had installed in my car it really rocks.

By Ronald on December 11, 2014

21

found this helpful.

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