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Arturia KeyLab mk3 is Arturia's flagship MIDI controller with 12 pads, 9 touch-sensitive encoders, 9 touch-sensitive 50mm faders, a 3.5-inch color display, a 5-pin MIDI DIN output and 3 assignable pedal jacks (4 on the 88), in 49, 61 and 88-key versions.
It is aimed at producers and performing keyboardists who want a pro keybed and a command surface for DAWs, plugins and hardware in one controller.
At a Glance
| Keybeds | 49 and 61: semi-weighted keys with velocity and channel aftertouch · 88: Fatar TP/110 hammer action |
| Pads | 12 RGB pads, velocity and pressure sensitive |
| Controls | 9 touch-sensitive rotary encoders, 9 touch-sensitive 50mm faders, clickable browse encoder |
| Display | 3.5-inch full-color screen with contextual buttons |
| Integration | MCU/HUI DAW control, dedicated scripts, NKS compatible, 6 user presets |
| Build | High-density chassis with real wood end panels |
I/O and Connectivity
| USB-C | Class-compliant USB MIDI, bus powered |
| MIDI out | 5-pin MIDI DIN output for direct hardware control |
| Pedals | 49/61: 3 assignable jacks (Sustain, Expression, Aux) · 88: 4 assignable jacks (Sustain, Expression, Aux 1, Aux 2) |
| Power | USB-C bus powered |
Key Features
- Touch-sensitive everything: touching any encoder or fader shows its parameter and value on screen
- Pro keybeds: redesigned semi-weighted action on 49/61, Fatar TP/110 hammer action on the 88
- On-hardware setup: build custom MIDI templates from the color display, no computer required
- Creative tools: Chord mode, Scale mode, arpeggiator and Hold
Frequently Asked Questions
How many pedal inputs does it have?
Three assignable jacks on the 49 and 61 (Sustain, Expression, Aux) and four on the 88. All accept switch or continuous pedals.
Does it have MIDI DIN?
Yes, a 5-pin MIDI DIN output for controlling hardware directly.
Does the 88 have hammer action?
Yes. The 88 uses a Fatar TP/110 hammer-action keybed. The 49 and 61 use a semi-weighted keybed with aftertouch.
Does it work with Native Instruments software?
Yes. KeyLab mk3 is NKS compatible in addition to its Arturia and DAW modes.
Need help choosing?
Victory Musical Instruments can help compare models and configurations for your setup.