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Gallien-Krueger MB Fusion 800 Bass Amplifier Head


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The Gallien-Krueger MB Fusion 800 is the newest and next logical step in the MB series of bass amps - The preamp of the MB Fusion with the power and control of the MB800.

The GK MB Fusion 800 is driven by the all tube preamp of the Fusion series and features 800 massive “GK watts” of power. The MB Fusion 800 can handle even the largest venues without breaking a sweat, and at 5.5 lbs. neither will your roadie. All of the controls of the MB Fusion 800 are lit to indicate the current operating status including; input clip, tuning mute, Gain A, Gain B/Level-B, power amp clipping, limiter enable and EQ/Contour settings.


  • 800 watts @ 4 ohms
  • All tube preamp (Three 12AX7's)
  • Dual input gain and master
  • Four band active EQ
  • Variable contour with mid frequency select
  • Deep and bright switch
  • Effects loop and tuner out with mute
  • XLR out with pre/post EQ and ground lift
  • Two Speakon outputs
  • 5.5 lbs.

Get your Gallien-Krueger MB Fusion 800 Bass Amplifier Head today at the guaranteed lowest price from Sam Ash Direct with our 45-day return and 60-day price protection policy.

Things You Will Get:

    Bass Amplifier Head


by PowerReviews
Series MB
Model MB Fusion 800
Warranty Info:

Two years parts and labor, one year on speakers and cabinets