MERZ Switchgear

MERZ Switchgear now offers a wide range of high-quality products on switching devices. The products have been known for their reliability for decades, even in the most difficult applications and environmental conditions.

News

MERZ MLU1 - Transfer Back Up-/ Mains Changeover Switches

The new MERZ MLU1 - Transfer Back Up-/ Mains Changeover Switches IEC/EN 60947-6-1

 

  • Transfer Changeover Switches in accordance with IEC/EN 60947-6-1
  • Standard versions 3-pole / 4-pole with leading/trailing neutral conductor and neutral position
  • Maintenance-free 35 / 63A transfer Changeover Switch
  • Small and very compact design (Width only 4 modules)
  • Easy to connect, all connections in the cable run
  • Generously designed terminals up to 25 mm² cable cross-section
  • Distribution board installation and housing solutions
  • Project-specific solutions available on request at any time.

MERZ Series MSB DC-Combiner Boxes

The NEW MERZ Series MSB DC-Combiner Boxes

 

  • DC combiner box for photovoltaic applications
  • Standard versions 5 to 24 strings, optionally with monitoring.
  • The maintenance-free 400A DC switch-disconnector
  • Easy to install, all cable entries are aligned
  • Surge protection devices SPD Type 2, or type 1/2
  • UV and weather resistant glass fiber reinforced plastic
  • Stäubli MC4 Evo2 or Phoenix Sunclix PV-connectors available.
  • Project-specific solutions available on request at any time.

MERZ - ONLINE-Product Search

The new MERZ Switchgear -
ONLINE Product Search

 

  • Input of a MZ number (MZxxxx)
  • Product images and 3D model
  • Technical data table
  • Product schematic
  • Downloads of photo/dimension/CAD data/schematic/performance data
  • Download (Zip) all media for the product
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Exhibitions & Events

intersolar Europe
Germany München

07.05.2025 (Wednesday)

München, Germany

intersolar South America
Brazil São Paulo

25.08.2025 (Monday)

São Paulo, Brazil

ExpoSolar
Colombia Medellin

16.10.2025 (Thursday)

Medellin, Colombia

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Philosophy

Who seeks success, needs direction.

MERZ Switchgear found it from the very beginning. Namely, in the direct alignment of every
corporate activity to exceed customer needs.

For many years this fundamental determination has
proven to be the perfect foundation for all pillars that carry the corporate philosophy

  • Every order is claim to individuality Tailored for your project
  • Requirements analysis - Ideas mature, concepts convince
  • Gear selection - Requirement profile, solution proposal scheduling
  • Pilot phase - Sampling, quality assessment
  • Conceptual design - Order placement, order processing - Lead the way to success

Represented worldwide

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