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Development partner for mobility
Designing technology reliably – Implementing innovation in mass production
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New Mobility

The automotive industry is facing far-reaching changes: Alternative drive concepts, intelligent networking and autonomous driving will shape mobility of the future.
As a preferred development partner of the automotive and commercial vehicle industry, Witzenmann with its expertise is shaping this change and developing solutions for applications in hybrid and electric vehicles.

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The future goes into series production

Witzenmann already supplies first products today for series production: besides gas discharge lines for vehicle batteries, these are hose assemblies for hydrogen applications.
Innovative solutions for battery cases as well as the thermal management of electrical motors and batteries are in the conceptual design and development.

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Battery Thermal Management

  • Functional integration of arrester contacting and cooling
  • Reduced risk of thermal runaway chain reaction
  • Direct cooling with dielectric
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Accumulator

  • Energy storage/recovery
  • Volume compensation
  • Pressure pulsation damping
  • High standard of technical cleanliness
  • Compact design
  • Maintenance-free
  • Product characteristics unvarying throughout the working life
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Battery cooling pipe

  • Fully integrated cooling pipe solutions for battery packs
  • Very compact design with wall thicknesses from 0.5 to 0.2 mm (plastic >1.5 mm)
  • Lightweight construction
  • High temperature resistance
  • Securely fire-resistant up to 900°C
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Applications for Fuel Cells, H2, CO2, Cooling and other Media

  • High degree of safety: designed for pressures of up to 200 bar; burst pressure testing over 500 bar
  • Metallically sealed
  • High geometric adaptability
  • Complete portfolio of hydrogen-resistant stainless steels already available (resistant to hydrogen embrittlement)
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Battery Degassing Pipes

  • Pipes for the controlled degassing of batteries within seconds
  • Temperature-resistant up to 900 °C
  • Enhanced accident safety
  • High geometric adaptability
  • For all battery types (high and low voltage)
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Cooled Electric Motor Housing

  • High-performance cooling
  • Reduced pressure loss
  • Compact design
  • Cost-effective series production
  • Weight reduction
  • Suitable for all electrical motors
  • Capable of being integrated into common cast enclosures
  • Vibration isolation between electrical motor and housing

Next steps

Other questions

There is nothing like direct contact. We will gladly take the time for a personal discussion and answer your questions individually.

Mr. Frank Drechsler
Manager Technology and Innovation

E-Mail:

Tel.: +49 7231-581-8504

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