Refurbished Rockford Fosgate P400X4 Punch 400 Watt 4-Channel Class A/B Amplifier

Refurbished Rockford Fosgate P400X4 Punch 400 Watt 4-Channel Class A/B Amplifier

The Rockford Fosgate Punch P400X4 is a powerful 4-channel amplifier that delivers 100 watts into each channel at 2 ohms, making it an ideal choice for a high-performance car audio system. Designed for versatility, it’s perfect for powering a 4-way full-range setup or a 3-way system that includes a front sound stage and subwoofers on the rear channels. With its compact design and exceptional sound quality, the P400X4 ensures crisp, clear audio and deep bass, enhancing your driving experience with reliable and consistent power.

Product Highlights:

• Condition: Refurbished
• 4 Channels
• 400W Total RMS Power
• 50W x4 @ 4Ω RMS
• 100W x4 @ 2Ω RMS
• 200W x2 @ 4Ω Bridged RMS
• Bridgeable for 2-channel high-power setup
• Dynamic Power: 137W x4 @ 2Ω
• Class A/B amplifier design
• Frequency Response: 20Hz – 20kHz ±1.0dB
• Input Sensitivity: 150mV – 12V
• Efficiency: 67% @ 4Ω
• <1.0% Total Harmonic Distortion
• 2 RCA Pairs for Hi/Low Level Input
• Front & Rear Punch EQ: +18dB Bass, +12dB Treble
• Independent Front/Rear LP/HP crossovers (50–250Hz)
• All-Pass Filter Support
• Convection cooling with heatsink
• LED indicators: Power/Protect/Thermal/Input/Output Clip
• Compatible with 8–4 AWG power & 8–18 AWG speaker wire
• Recommended 60A Fuse & 75A Alternator