Pricing and availability

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Average Price: $1,849

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$200

$701+

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Price History

Based on price data from 3 merchants for "Gallien-Krueger Fusion 112 800-Watt 1x12" Bass Combo". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Unleash the power of your bass with the Gallien-Krueger Fusion 112 800-Watt 1x12" Bass Combo. This compact dynamo is a perfect fusion of vintage tube warmth and modern punch, delivering a tone that bass aficionados crave. At the heart of this powerhouse is a 400-watt Class D amplifier, which can be cranked up to a thunderous 800 watts with an optional extension cabinet. The Fusion 112 features an all-tube preamp, boasting three 12AX7 tubes, to give you that signature tube grit and dynamic range, from articulate cleans to snarling overdrive.

Precision is at your fingertips with GK's classic 4-band active EQ and push-button voicing filters, including "Bump," "Contour," and "Presence." Each control is illuminated, ensuring you can make quick adjustments even on the darkest stages. Whether you're in a studio or on a massive stage, this combo amp's balanced DI output and effects loop keep your sound consistent and versatile.

Built for the rigors of touring, the Fusion 112 is encased in a rugged cabinet featuring a custom-designed 12-inch neodymium speaker. With an innovative interconnection system that employs gold-plated circuit board connectors, it promises reliability and durability, eliminating the common issues of vibration and temperature extremes. Whether you're jamming locally or heading on a global tour, this amp is your ticket to bass nirvana.

Key Features:

  • 800-watt power with optional extension cabinet
  • 12-inch custom neodymium speaker
  • All-tube preamp with three 12AX7 tubes
  • Class D power amp
  • 4-band active EQ with "Bump," "Contour," and "Presence" filters
  • Illuminated control knobs for easy adjustments
  • Balanced DI output with pre and post EQ
  • Effects loop, aux input, and headphone output
  • Rugged, tour-ready cabinet design
  • Gold-plated circuit board connectors for enhanced reliability

Product specs

Type Hybrid
Number of Channels 2
Output Power 400W @ 8 ohms (internal), 800W @ 4/8 ohms with extension cab
Speakers 1 x 12" Neodymium woofer, 1" Tweeter
EQ 4-band EQ, Tone
Preamp Tubes 3 x 12AX7
Inputs 1 x 1/4" (instrument), 1 x 1/8" (aux)
Outputs 1 x SpeakON (balanced)
Headphones 1 x 1/8"
Effects Loop Yes
Footswitch I/O 1 x 1/4" (overdrive, tone control)
Footswitch Included Yes, Single-button
Cooling System 2 x Internal Fans, Rear Air Vent
Power Source Standard IEC AC cable
Height 18.71"
Width 19.12"
Depth 14.7"
Weight 32 lbs.

FAQs

What type of preamp does the Gallien-Krueger Fusion 112 use?

The Gallien-Krueger Fusion 112 features a hybrid preamp with three 12AX7 tubes, offering a warm and dynamic tube tone combined with solid-state reliability.

How loud is the Gallien-Krueger Fusion 112 for live performances?

The Gallien-Krueger Fusion 112 delivers 400 watts at 8 ohms and up to 800 watts with an extension cab, making it powerful enough for small to medium-sized venues.

Does the Gallien-Krueger Fusion 112 include a footswitch?

Yes, the Gallien-Krueger Fusion 112 comes with a single-button footswitch for controlling overdrive and tone settings during performances.

What are the speaker components in the Gallien-Krueger Fusion 112?

The Gallien-Krueger Fusion 112 is equipped with a 12" Neodymium woofer and a 1" tweeter, providing a full-range sound ideal for bass amplification.

Can the Gallien-Krueger Fusion 112 be used with headphones?

Yes, the Gallien-Krueger Fusion 112 features a 1/8" headphone output, allowing for silent practice sessions.

Is the Gallien-Krueger Fusion 112 suitable for use with effects pedals?

The Gallien-Krueger Fusion 112 includes an effects loop, making it compatible with external effects pedals for enhanced sound versatility.

Obrad Lacarac

Obrad Lacarac

Gallien Krueger Fusion 112 Combo VS Mark Bass Mini CMD 121P

Video thumbnail for Gallien Krueger Fusion 112 Combo VS Mark Bass Mini CMD 121P by Obrad Lacarac

Gallien Krueger Fusion 112 Combo VS Mark Bass Mini CMD 121P

Obrad Lacarac

Obrad Lacarac

Video thumbnail for Gallien-Krueger Fusion 112 Combo Sound Test by Obrad Lacarac

Gallien-Krueger Fusion 112 Combo Sound Test

Obrad Lacarac

Obrad Lacarac

Reviews

PROS

  • Hybrid tube/solid-state design offers versatile sound options

  • Portable yet powerful for most gig settings

  • Excellent build quality ensures durability

  • Capable of producing both modern and classic bass tones

  • High headroom allows for clear sound even at high volumes

  • Perfect for larger venues without losing warmth

  • Easy to achieve signature GK grind sound

  • Pairs well with extension cabinets for increased output

CONS

  • Control scheme can be counter-intuitive initially

  • Manual lacks depth and clarity

  • Knobs feel flimsy and unsatisfying

  • Difficult-to-read control labels and cramped layout

  • Prone to front grill vibration at high volumes

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Gallien-Krueger Fusion 112 800-Watt 1x12" Bass Combo.

Features and functionality

  • The variable load feature in this series offers significant utility, especially when pairing with an extension cab.

    Source
  • The Gallien-Krueger combo's lightweight design is emphasized by users who frequently transport it on foot, highlighting its portability despite high wattage.

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Comparisons

  • The high wattage single 12" rigs can sound compressed and 'boxy,' unlike the broader soundstage of a 210 configuration.

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  • Some users found the Fender Rumble 500 sonically superior when directly compared to the GK combo amp.

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  • Users suggest the Markbass CMD121 as an alternative for those seeking a similar compact and powerful setup, often noted for its surprising volume and easy transport.

    Source

Use cases and applications

  • A 210 speaker setup is suggested for gigs needing more volume, capable of handling 98% of reasonable volume venues.

    Source
  • Owners confirm the GK Fusion 112 performs well in diverse settings, from jazz ensembles to funk rock bands with horns, underscoring its versatility across genres.

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User experience

  • Owners highlight GK's unique and aggressive tone with plenty of volume and headroom without distortion.

    Source
  • Some players prefer the aggressive tone of GK amps for alternative rock over the options like the Orange Terror Bass, citing more bite and clarity.

    Source

Mods and upgrades

  • It's noted that removing or altering the GK logo can improve the amp’s aesthetics for players who dislike the prominent branding.

    Source

Value and pricing

  • While many acknowledge the GK's higher price point, they often justify it with its performance, durability, and ease of transport compared to other high-end options.

    Source

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Artist usage

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See how Travis Dykes uses Gallien-Krueger Fusion 112 800-Watt 1x12" Bass Combo

Travis Dykes

Bassist

...
Verified via YouTube

In the video description of "I Built My DREAM Home Office & Music Studio," Travis Dykes confirms using the Gallien-Krueger Fusion 112 800-Watt 1x12" Bass Combo as part of his studio setup.

Genre Usage

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Used With

Based on how musicians on Equipboard use Gallien-Krueger Fusion 112 800-Watt 1x12" Bass Combo, it is most commonly used with the following gear.

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