Wurth advocates press-fit PCB connections for high-voltage vehicle power distribution

Würth Elektronik is promoting PCBs with press-fit power connectors as the interconnection technology of choice for high-voltage power distribution in mobile machines and commercial vehicles.

Wirth vehicle custom power distribution unit 684

It has a design service for vehicle companies seeking custom power distribution units that handle between 60 and 1,000V “that are compact, robust and can be flexibly configured”, it said.

Wurth high power pcb connectors 659

“Press-fit technology makes it possible to implement solutions that have proven to be reliable under extreme operating conditions,” according to Wurth. “Low contact resistance leads to high current-carrying capacity and low heat generation.”


It also promotes press-fit as a way to save time in production, and press-fit screw terminals allow distribution units to be reconfigured and maintained.


Yesterday, Ennovi advocated press fit power Ethernet PCB connectors for automotive reliability

The power distribution housings are corrosion-resistant, sealed and can be shielded, and the internal PCBs can incorporate protection including fuses, pre-charge circuits, battery management components, and monitoring of current, voltage, temperature and insulation.

Use is foreseen handling power between batteries, on-board chargers, inverters, heaters and dc-dc converters.

“Power distributors are one of the few components in the high-voltage electrical system that are developed individually for each vehicle,” said Wurth product manager Ludovic Frelin. “We offer a complete service with electromechanical and electronic design, from concept to series production, hardware development, software development, testing and qualification.”


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