MTX AUDIO | JH300 JackHammer Class D Subwoofer 600 Watt Amplifier

Code: 03-16-2024

With a name like JackHammer you have to be able to deliver power. MTX Audio has designed their JackHammer series of amplifiers to not only be able to deliver constant power but also stay cool with their integrated Active Fan Cooling technology. This helps the MTX JH300 Amplifier put out impressive power ratings without getting hot and shutting down. The harder the amp is being driven, the harder the fan will work to make sure each component doesn’t heat too much with it’s active cooling.


In stock

In stock


JackHammer amplifiers are built into a gloss black finish chassis to maintain style along with its unique output. With tuning adjustments to ensure you’ll get only the best frequencies from your sound system, this amplifier will be sure to complement any compatible audio system.


  • MTX JH300 Jack Hammer Class D Subwoofer 600 Watt Amplifier
  • 4 ohms: 200 watts RMS x 1 chan.
  • 2 ohms: 300 watts RMS x 1 chan.
  • Max power output: 600 watts x 1 chan
  • Adaptive class D technology
  • LED power, overheat, and voltage indicators
  • Tuned Bass EQ (0-12 dB bass boost at 40 Hz)
  • Built-in active fan cooling technology adjusts fan speed according to the usage of the amplifier
  • Nickel-plated RCA level inputs
  • Nickel-plated screw terminals
  • Variable low-pass filter (40-5000 Hz, 24 dB/octave)
  • Subsonic filter (20-50 Hz, 12 dB/octave)
  • Frequency response: 20-200 Hz
  • Dimensions: 12-1/8″L x 8″W x 2-3/8″H