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Rockford Fosgate T400-4 Car Full Range Audio Amplifier 2 Ohm 400W 4 Channel

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Regular price $439.99
Product details
  • Vendor Rockford Fosgate
  • SKU Rockford Fosgate T400-4

Rockford Fosgate T400-4 Power Amplifier 4-Channel Class A/B 400W RMS 2-Ohms

The Rockford Fosgate T400-4 is a high-performance 4-channel amplifier engineered for audiophiles and serious car audio enthusiasts. Built on Rockford Fosgate’s renowned Class A/B platform, this amplifier delivers powerful, clean sound with exceptional precision. Designed to operate at 2 or 4 ohms, it provides flexible installation options while maintaining peak performance. Perfect for full-range or component speakers, the T400-4 is a versatile addition to any premium car audio setup.


  • Class A/B Amplification – Ensures low distortion and high-fidelity audio output.
  • 400W RMS Total Power – Delivers robust, consistent power across all four channels.
  • 2/4 Channel Input Switch – Allows signal routing flexibility for system customization.
  • MOSFET Power Supply & Output Stage – Efficient and reliable performance under demanding loads.
  • Impedance Compatibility – Supports 2 to 4 ohms for wide-ranging speaker configurations.
  • Audiophile-Grade Speaker Terminals – Secure, high-conductivity connections for superior sound.
  • 4-Gauge Power Connection – Supports high current flow for stable power delivery.

  • Brand: Rockford Fosgate
  • Model: T400-4
  • MPN: Rockford Fosgate T400-4
  • Color: Black
  • Number of Channels: 4
  • Class Type: Class A/B
  • RMS Power: 400W
  • Impedance: 2-4 Ohms
  • Frequency Response: 20Hz - 20kHz
  • Voltage: 9 - 16 VDC
  • Power Wire Gauge: 8 AWG - 4 AWG
  • Speaker Wire Gauge: 8 AWG - 18 AWG
  • Input Sensitivity: 150 mV to 4 V

Engineered with Rockford Fosgate's legendary build quality and proprietary technology, the T400-4 is the perfect solution for anyone seeking elite-level performance, clean sound, and system flexibility. Its compact form factor and premium-grade components make it a top-tier amplifier for any high-end mobile audio system.