Features:

• Rockford Fosgate Punch Series P400X4
• Class-AB FullRange 2-Ohm Stable 4-Channel Amplifier
• RMS Power Rating:
• 4 ohms: 50 watts x 4 chan.
• 2 ohms: 100 watts x 4 chan.
• Bridged, 4 ohms: 200 watts x 2 chan.
• CEA-2006 Compliant Amplifier
• Pulse Width Modulated MOSFET power supply
• LED power (blue) and protect (red) indicators
• Stealth top mounted control panel
• Soft start turn-on
• 4, 3 or 2 channel operation
• Nickel-plated RCA level inputs
• Nickel-plated captive C-clamp terminals
• 3-way protection circuitry (thermal, overload, and speaker short protection)
• On-board differential inputs eliminates noise picked up by the signal cable
• Integrated Trans•ana technology simplifies the signal path of the amplifier allowing the signal to travel through the amplifier at a lower voltage. The result is greater reliability and exceptional sound quality
• MESHA3 reduces MOSFET temperatures, lowers distortion, increases durability, and prolongs the output device life span
• 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
• 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
• Input sensitivity: 150mV - 12V
• Frequency Response: 20 - 20,000 Hz
• Total Harmonic Distortion (THD): <1.0%
• Signal to Noise Ration: 105dB
• Selectable crossover modes: LP / AP / HP
• Variable crossover filter: 50 - 250 Hz, 12 dB/octave
• Variable Bass Boost, Punch EQ: 0 to +14 dB bass boost at 12.5kHz
• Variable Bass Boost, Punch EQ: 0 to +18 dB bass boost at 45Hz
• Fuse Rating: 60 A x 1 inline fuse recommended, not included
• 8 - 18 gauge speaker wire connections
• Dimensions: 11.03 Inch W x 7.76 Inch L x 2.38 Inch H

Specifications:

Power Specifications - Full Range Channels:

• RMS Power @ 4 ohms: 50 watts x 4 channels
• RMS Power @ 2 ohms: 100 watts x 4 channels
• Bridged RMS Power: 200 watts x 2 channels

Amplifier Specifications:

• Amplifier Series: Punch (Rockford Fosgate)
• Amplifier Class: AB
• Number of Channels: 4
• Total Peak Power Output: 800 watts
• Total RMS Power Output: 400 watts
• Maximum Input Gauge Size: 4 AWG
• Minimum Impedance Unbridged: 2 ohms
• Minimum Impedance Bridged: 4 ohms
• THD at Rated RMS Power: 1.0%
• Speaker Level Inputs: Optional (Requires Accessory Adapter)
• Preamp Outputs: No
• 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
• Bass/Gain Remote: No
• Fan Cooled: No
• Fuse Rating: 60A Fuse Recommended, Not Included
• Strappable: No
• CEA-2006 Compliant: Yes