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.


MERZ - String Box

MERZ Stringbox for Photovoltaic Systems


  • 4 incoming / outgoing strings each / 2 MPPT`s
  • Maximum Voltage 1005 Vdc
  • Input/Output: Max Current/String 16A(32A per MPPT)
  • acc. IEC 60947
  • Protection degree and impact resistance IP 65; IK08

MERZ - Your System Supplier

Cable harnesses, Pre-wiring - Plugs and Connectors - Cable glands - Enclosure processing

Your advantages:

  • Productivity increase
  • Single interlocutor
  • Use of the supplier`s know-how
  • Reduction of suppliers
  • Flexible adaption of the products

Logistics - Intra - Airport - Warehouse - External

  • Certifications (IEC - CCC - UL)
  • Worldwide availability
  • Customized solutions on request
  • Ratings 16 to 630A / to 690V
  • Optional Aluminium lock ring for harsh environments
  • Very fast shut off time, Compact Design, Maintenance-free
  • UV and weather-resistant design for outdoor use
  • Complete types - UL50E / NEMA type4X
  • Degree of protection up to IP69K

Exhibitions & Events

China Shanghai

17.06.2021 (Thursday)

Shanghai, China

intersolar South America
Mexico Mexico-City

07.09.2021 (Tuesday)

Mexico-City, Mexico

intersolar Europe
Germany München

06.10.2021 (Wednesday)

München, Germany


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