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Why is EV Chargers Metrological Testing Necessary

02-13 2025

Why is EV chargers metrological testing necessary? What is EV charger metrological testing? What are the differences between EV chargers metrological testing and functional testing? What is the practical solution to test the accuracy of EV chargers? Find the answer to these questions in this one article.

TUNKIA | Technical Experts from Kazakhstan and Uzbekistan Participate in EV Charger Metrology Training at Tunkia - Advancing the Belt and Road Initiative

04-03 2025

From March 9 to 15, under the guidance and support of the State Administration for Market Regulation and the National Institute of Metrology, China (NIM), the EV Charger Verification and Metrological Traceability Training was successfully conducted at Tunkia Co., Ltd. in Changsha.

TK4850E DC EV Charger Tester – All-in-One Portable Testing Solution

08-15 2025

Streamline DC fast charger testing with Tunkia TK4850E—portable, 0.05-class accuracy, 8kW built-in load (expandable to 240kW). No extra equipment needed!

TK4850E DC EV Charging Station Testing Device for DC EV Charge Pile Onsite Testing

12-11 2024

TK4850E is a portable all-in-one device specifically designed for on-site testing of DC EV chargers. The accuracy is class 0.1 and class 0.05. The device is equipped with a built-in 8kW DC load, and the load can be cascaded up to 240kW.

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