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Mecadtron NEXTRA®

3D PCB validation between ECAD and MCAD

When PCB designs move into mechanical reality, assumptions quickly become expensive. NEXTRA gives you a shared 3D environment for validating PCB designs against the actual mechanical context—before integration issues reach production.

Most integration issues are discovered too late

Electrical and mechanical designs are often developed in parallel—but validated separately.

That works until the PCB must fit the final product.

  • A board outline no longer matches the enclosure.
  • A rigid-flex design behaves differently when bent.
  • Clearance requirements that looked correct in 2D fail in a real 3D assembly.

These situations are rarely caused by poor engineering.
They happen because ECAD and MCAD decisions are typically reviewed too late in the process.

NEXTRA helps engineering teams validate designs in a shared 3D context before integration problems become redesigns.

NEXTRA is fully supported on numerous ECAD / MCAD systems

How NEXTRA is structured

NEXTRA combines ECAD–MCAD integration with specialized 3D PCB validation capabilities.

Most teams start by validating enclosure fit and design alignment, then expand into more advanced analysis as design complexity increases. NEXTRA is modular, so you can build a setup that matches your needs.

3D Creepage Analysis

Clearance Analysis

Flashtrough Analysis

MID Technology

Multi Design

NEXTRA® Creepage analyzes creepage paths across insulating surfaces in 3D electro-mechanical assemblies.

The module identifies where electrical current may travel along material surfaces between conductive elements — helping engineering teams validate creepage distances in high-voltage designs before certification.

This helps teams:

  • Analyze creepage paths directly in 3D
  • Detect insufficient surface distances early
  • Validate compliance requirements
  • Focus on critical insulation areas
  • Reduce certification-related redesigns

Especially relevant in high-voltage products where insulating surfaces are exposed to contamination, humidity, or demanding operating conditions.

NEXTRA® Clearance Analysis validates minimum air clearances between conductive elements in 3D electro-mechanical assemblies.

By combining electrical connectivity with mechanical geometry, the module identifies spacing violations between PCBs, housings, connectors, and surrounding conductive elements.

This helps engineering teams:

  • Detect clearance violations early in development
  • Validate spacing requirements in complex assemblies
  • Analyze conductive elements in real 3D geometry
  • Identify risk areas caused by tight tolerances
  • Reduce redesigns before testing and certification

Particularly relevant in compact, high-voltage, or mechanically constrained products where electrical spacing must remain compliant under real assembly conditions.

NEXTRA® Flashthrough Analysis evaluates insulation distances through materials in 3D electro-mechanical assemblies.

The module helps identify situations where voltage may break through insulating elements between conductive parts — a critical consideration in high-voltage and safety-sensitive designs.

This helps engineering teams:

  • Detect flashthrough risks early in development
  • Validate insulation performance in complex assemblies
  • Analyze conductive and insulating materials automatically
  • Support safety and certification requirements
  • Reduce late-stage redesigns caused by insulation issues

Especially valuable in products where insulation integrity is critical to operational safety and long-term reliability.

NEXTRA® MID Technology supports the design and routing of Molded Interconnect Devices (MID) directly on three-dimensional surfaces.

Instead of treating electronics and mechanics as separate elements, MID technology allows conductive circuitry and electronic components to become part of the mechanical structure itself.

This helps engineering teams:

  • Design circuitry directly on 3D carrier geometries
  • Route conductive traces across complex surfaces
  • Reuse ECAD design data in MID development
  • Position components intuitively in 3D space
  • Evaluate advanced product concepts earlier in development

Especially relevant in compact electronic products where mechanical integration, space optimization, and functional integration are critical design requirements.

NEXTRA® Multi Design allows multiple PCB layouts to be assembled, positioned, and analyzed together within a shared 3D environment.

Instead of reviewing boards individually, engineering teams can validate how multiple PCB designs interact mechanically and electrically as part of the complete product assembly.

This helps engineering teams:

  • Build and analyze multi-board assemblies in 3D
  • Detect collisions between boards and components early
  • Validate placement within the full mechanical context
  • Edit individual layouts while preserving assembly relationships
  • Improve coordination between interconnected PCB designs

Especially relevant in complex electronic systems where multiple PCBs must coexist within tight mechanical constraints or shared enclosures.

Support from experts you can trust

All Nordcad customers have access to our local hotline support. Here you speak with a technical specialist who understands your challenges and can guide you quickly.

Nordcads support is invaluable

“It ensures fast help, eliminating the time-consuming process of seeking assistance through conventional channels.”

Sebastian Tengvall
Application engineer, Lotus Microsystems
Trusted by companies across industries in the Nordics

When the tool needs to work in practice

Engineering-ready setup

We adapt NEXTRA to your design and workflows so it becomes a real working tool rather than a standalone system.

Integration with your toolchain

We help connect NEXTRA with your EDA tools, so every discipline in your work becomes a natural part of your decision flow.

Local expertise and support

You get access to specialists with insight into both NEXTRA and electronics development, making implementation, support, and daily use more direct and efficient.

In short: Mecadtron NEXTRA provides the platform. Nordcad makes it useful in your daily practice.

Let’s look at your setup

– without obligation

A short conversation is often enough to determine whether Nordcad is the right fit. No pitch. No pressure.
Just an open discussion about your needs and challenges.

Copyright © 2026 Nordcad Systems A/S
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