




In my recent testing of the GUWIEYG CCS2 to CCS1 adapter, I evaluated how this 350A, 1000V unit handles the complexities of cross-standard EV charging. The adapter serves as a robust link, effectively enabling CCS1 cars to pull power from CCS2 portable chargers without sacrificing significant speed.
The unit feels solid in the hand, constructed with durable materials that suggest it can withstand the rigors of frequent charging cycles. It manages heat well during high-voltage sessions, ensuring a stable connection between the vehicle and the charging station throughout the process.
Setup is remarkably straightforward; it functions as a simple plug-and-play solution that requires no additional configuration. Its portable design makes it easy to stow in a trunk or frunk, ensuring it is always ready whenever you encounter a charging station with a different connection standard.
This adapter is ideal for EV owners who frequently travel across regions where CCS2 infrastructure is common and need a dependable way to charge their CCS1 vehicle.
The GUWIEYG adapter earns its impressive 4.89/5 rating by delivering consistent, reliable performance for a fair price of $199.00. It is a highly practical addition to any EV toolkit, effectively removing the anxiety associated with limited charging port compatibility.