Hifonics COLOSSUS Classic Mono subwoofer audio amplifier delivers 3000 watts with Super D Class™ technology that features Ultra-Fi™ MOSFET outputs that are selected for both balance and output power.

• 750 watts x 1 channel @ 4 ohms
• 1500 watts x 1 channel @ 2 ohms
• 3000 watts x 1 channel @ 1 ohm
• Total RMS Power: 3000 watts
• Class D 1 ohms Stable Monoblock Amplifier


Product Details:

  • COLOSSUS Series Class D 1 ohms Stable Monoblock Amplifier
  • RMS Power Rating:
    • 4 ohms: 750 watts x 1 channel
    • 2 ohms: 1500 watts x 1 channel
    • 1 ohm: 3000 watts x 1 channel
  • Total RMS power output: 3000 watts
  • Designed and engineered in USA
  • LED Power/Protect Light
  • Wired bass level remote control included
  • Ultra-Fi™ MOSFET
  • Heavy-duty aluminum alloy heat sink
  • Dual coil Pulse Width Modulated power supply
  • High temperature impact resistant
  • High-speed microprocessors with proprietary D/A conversion algorithms
  • Mono output of pre-amp outputs
  • Signal sensing remote turn-on
  • Protection circuitry (thermal, overload, and speaker short protection)
  • Maximum low voltage signal
  • Input sensitivity:
    • Low level: 0.2 - 9 volts
  • Frequency Response: 10 - 500 Hz
  • Total Harmonic Distortion (THD): <0.1%
  • Variable low-pass filter: 30 - 250 Hz
  • Subsonic filter: 15 - 35 Hz
  • Variable Bass Boost: 0 - 10 dB
  • Fuse Rating: 250A