Close-up shot at E‑Mobility Inverters

High‑Precision Protection for E‑Mobility Inverters

Application Design

Cleanliness Assurance

Process Reliability

High Voltage Connector Protection for Inverter Systems

In advanced e‑mobility applications, protecting critical electrical interfaces is essential to ensure system reliability, clean assembly, and compliance with strict industry requirements.

This case study illustrates how a tailored protection solution was developed to safeguard high‑voltage connector interfaces and access points within inverter systems. The solution supports controlled handling, ensures cleanliness and electrostatic protection, and enables reliable integration from production through to final application.

About Our Partner

A global automotive supplier operating in a highly demanding manufacturing environment where component protection, cleanliness, and quality assurance are critical throughout the supply chain.

Challenges

Stringent Cleanliness Requirements

Sensitive inverter components required protection against contamination to ensure reliable system performance and assembly integrity.

Electrostatic Protection (ESD)

Handling and transport needed to comply with strict ESD protection standards to prevent damage to electrical components.

Complex Logistics and Packaging

The project required custom packaging, labeling, and logistics integration, aligned with the customer’s digital systems and production flows.

Our Solutions 

DBI Plastics developed two dedicated protection parts designed to safeguard: high‑voltage connector interfaces & access cover areas.

Each component was tailored to ensure optimal fit, secure sealing, and easy integration into the customer’s processes.

Protection fulfilling IP requirements

Use of ESD‑safe packaging solutions

Compatibility with specific labeling and traceability systems

Alignment with dedicated pallet and transport configurations

Value-Added Services

Beyond part design and manufacturing, DBI provided:

Application‑focused development

Close collaboration to define protection requirements based on sensitive inverter applications and handling conditions.

Testing and validation support

Structured testing and evaluation to confirm performance in terms of protection, cleanliness, and durability.

Custom packaging solutions

Development of ESD‑compliant packaging, tailored labeling, and integration with customer‑specific logistics systems.

Project support and coordination

Continuous follow‑up throughout development, including regular alignment and feedback to ensure project progress and quality.

Results & Impact

Validated Protection Performance

The developed components met high technical and cleanliness requirements, ensuring reliable protection of critical inverter interfaces throughout handling and transport processes.

Transparent 3D render of an electric vehicle showing internal EV battery packs, e-motors, and high-voltage cabling

From Validation to Series Production

Based on validated results, the solution was approved for series production and deployed across manufacturing operations, ensuring consistent quality levels and compliance with defined requirements.
This outcome broadened DBI Plastics’ advanced e‑mobility portfolio, reinforced confidence in safety‑critical electronic applications, and enabled secure handling and transport of sensitive inverter components while maintaining required protection standards.

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DBI Plastics experts smiling while showcasing a custom-protected oil filter component