Description
Don’t let the size fool you — the Gallien-Krueger MB150S-112 punches way above its weight class. This is the amp bassists grab when they need real tone without hauling a full backline: 150 watts pushing a heavy-duty 12″ Paragon Cast Frame driver, all wrapped in a rugged all-metal cabinet that tips the scale at just 24 lbs. It’ll fit in an overhead bin, in your trunk, in a corner of a crowded stage — wherever you need it.
On its own, it’s plenty of amp for rehearsals, small club gigs, or a studio session where you want tight, articulate low end without overwhelming the room. Need more headroom for a bigger stage? Kill the internal speaker, hook up 2 – 8-ohm extension cabs, and you’re running the full 150 watts through a proper rig. It also works great as a personal monitor on a stand, sending signal to the PA or your recording rig via the direct outs.
The 4-band active EQ with parametric mids lets you dial in everything from a growly, aggressive edge to a smooth, rounded thump, and the user-activated limiter keeps things clean when you dig in hard. This is a floor model unit, ready to work.
- 100 watts standalone / 150 watts with extension cabinet
- 1×12″ Paragon Cast Frame Driver
- 4-band Active EQ w/ parametric midrange
- Effects Loop, Line Out, & Headphone Out
- XLR Output (pre EQ) w/ Ground Lift






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