Store display unit, new and never used.
Listed as Mint Condition due to a few small, almost invisible surface marks (see photos) from in-store handling. These are purely cosmetic and do not affect performance.

Powerful Effects with Legendary Lexicon Sound

The Lexicon MPX550 is part of the award-winning MPX Series, offering the renowned Lexicon Sound and professional-grade performance at an affordable price. This true stereo processor features 24-bit A/D and D/A conversion powered by the proprietary LexiChip engine, delivering the rich, deep reverb and lush effects that made Lexicon famous.

Studio or Stage Ready

With 255 factory presets, including the legendary Lexicon reverbs and versatile dual programs, the MPX550 adapts seamlessly to both studio production and live sound. Tempo can be synced via audio input, footswitch, Tap button, or external MIDI device, giving you precise control in any setup.

Intuitive Control & Versatile Features

The large front-panel display, four dedicated Edit knobs, and balanced analog/digital I/O make operation simple and efficient.
The Learn Mode feature allows real-time control mapping, while the internal power supply ensures reliability for touring or studio use.

Enhanced Dynamics and Live Features

• Compressor & Limiter with adjustable ratios from 1:1 to 10:1
• Dynamics Section with peak expansion, tape saturation, and detailed metering
• Live-FOH Mode optimized for front-of-house engineers, offering Dual Mono operation and fast on-the-fly control

Perfect Companion for DAW Users

Using the MPX550 with your DAW frees up valuable CPU power by handling reverb and effects externally — allowing your computer to focus on track count and plug-ins.
Its S/PDIF digital I/O ensures pristine digital signal flow, while analog I/O (XLR and TRS) adds flexibility for any recording or live configuration.

Key Features

• Legendary Lexicon reverb (LexiChip engine)
• 24-bit internal processing and conversion
• 44.1 / 48 kHz selectable sample rates
• 255 factory + 64 user programs (including Compressor Bank)
• Enhanced metering and dynamics algorithms
• S/PDIF digital I/O (wet or dry selectable)
• Balanced analog I/O (XLR and ¼" TRS)
• Simultaneous analog and digital outputs
• Dual effects routing in four configurations
• Tap Tempo and full MIDI control
• Large graphic display with 4 quick-edit knobs
• Built-in digital compressor with four adjustable parameters

If you have any questions, don’t hesitate to send us a message — we’ll respond quickly!