Webasto and Maccor collaborate for EV Battery & PTS

Webasto Power Test Systems and Maccor Inc., both U.S. based manufacturers, have partnered to deliver battery testing systems for high-voltage applications. Combining expertise in cell cycling and high-voltage pack emulation, they offer a broad range of technologies to help organizations validate performance and meet industry requirements with confidence.

Webasto and Maccor collaborate to deliver comprehensive EV Battery and Pack Testing Solutions

FENTON, MI – December 8, 2025 – Webasto Power Test Systems (PTS) and Maccor Inc. have joined forces to provide OEMs, battery labs, and universities with integrated testing systems – from cell and module cycling to high-voltage pack and drivetrain emulation.
 

This collaboration aligns customers with Maccor for precision cell, module, and pack testing, and with Webasto for high-power, bidirectional systems – all designed, manufactured and serviced in the US.
This commitment to domestic manufacturing gives customers confidence in supply stability, shorter lead times, and responsive technical support – all critical advantages with the rapid advancements in electrification.
 

“We understand the evolving needs of the high-voltage industry and know that one size doesn’t fit all,” said Dimitri Liambotis, Sales Manager, Webasto Power Test Systems. “Through a collaborative approach and unified expertise, we deliver tailored technologies to companies and research institutions, empowering them to reach their goals with confidence.”
 

Why this matters for the high-voltage industry:

As electrification advances, testing requirements are becoming more demanding. Manufacturers and research teams need solutions that can scale with evolving technologies, meet rigorous safety standards, and support realistic performance validation. A unified approach helps address these challenges efficiently and effectively.
 

Together, Webasto and Maccor provide a comprehensive range of capabilities – from precision cell cycling to high-voltage pack and drivetrain emulation – designed to support diverse automotive, commercial vehicles, off-highway, aerospace, and energy storage applications.
 

“Our combined portfolio gives customers access to a wide range of technologies to meet nearly every testing need,” said Mike Sandoval, Vice President of Business Development at Maccor. “It’s about offering options, adaptability, and making it easier for customers to achieve their goals.”