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1-Year Warranty

EVDANCE Covers A Period Of 12 Months From The Date Of Purchase.

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EVDANCE Tesla extension cables can withstand the crush of a 2.5-ton car.

Exceptional Durability Under 2.5 Tons of Pressure

Built to handle up to 2.5 tons of pressure, this product delivers reliable, durable performance in tough conditions.

EVDANCE Tesla Extension Cords are cold-proofed to -40 degrees Fahrenheit.

Reliable Cold-Weather Performance

Built for extreme cold, the EVDANCE EV Extension Cord stays flexible and crack-free down to -58°F (-50°C), ensuring safe, reliable charging even in harsh winter conditions.

MAXIMUM PROTECTION

EVDANCE Tesla extension cables are IP66 waterproof. It can withstand temperatures as low as -40 degrees Fahrenheit and as high as 302 degrees Fahrenheit.
EVDANCE Tesla extension cables are IP66 rated for dust protection and use the UL-certified TPE cable with VW-1 flame resistance.

FAQs

Please read our FAQs page to find out more.

Is it safe to use EVDANCE extension cord?

Sure. Our extension cord uses UL-Recognized cable and has passed multiple safety tests, including freeze test, heat test, drop test and drive over test. It is IP66 weatherproof, so it can be safely used in all conditions - snow, ice, or even in extreme summer heat.

Is EVDANCE extension cable UL listed?

There is currently no unified UL certification for EV extension cable as a complete product. EVDANCE uses UL-Recognized cable and conducts extensive safety testing to ensure reliable and safe charging performance.

Does it work at Tesla Superchargers or other DC fast chargers?

No. This extension cable is designed for AC charging only. We are currently developing a DC fast charging extension solution and hope to share more details in the future.

Will using EVDANCE extension cable cause voltage drop?

Any added cable length will cause a small amount of voltage drop in theory. However, EVDANCE uses high-quality, UL-Recognized cable designed for high-current EV charging, which helps minimize power loss and maintain stable charging performance during normal use.

Can the extension cable be used outdoors? Will water get inside?

Yes. Our extension cable is rated IP66 weatherproof, meaning it is protected against rain and splashing water during outdoor use. However, full submersion or prolonged exposure to heavy, continuous water flow is not recommended.

Why is the 40ft extension cable not compatible with the Tesla Gen 2 Mobile Connector?

Our testing and customer feedback show that the 40ft extension cable does not initiate charging when used with the Tesla Gen2 Mobile Connector, while the 21ft version works normally. This behavior has only been observed with the Tesla Gen2 Mobile Connector. The 40ft extension cable works properly with other compatible AC charging equipment. To avoid charging issues, we do not recommend using the 40ft extension cable with the Tesla Gen2 Mobile Connector.

Does the button on the handle open the charge port?

No. Unlike our NACS charger, the button on the extension cable handle does not open the Tesla charge port. This is because an extension cable cannot supply power to the chip required for Tesla's charge port opening system. The button area on the extension cable is designed for unplugging assistance only, which is why it is clearly labeled “Unplug” on the handle. To open the charge port, please use the Tesla app, vehicle screen, or an original Tesla connector.

Will using an extension cable cause overheating?

With properly use, no. The EVDANCE extension cable is built with UL-Recognized cable and designed for high-current EV charging. It has passed multiple safety and temperature tests to ensure stable performance without overheating under normal use conditions.

Why do some EV manufacturers advise against using extension cords?

EV manufacturers (like Tesla and GM) advise against extension cords as a safety precaution. Standard household extension cords are not designed for the high, continuous amperage (30–50A+) required for Level 2 EV charging. Using the wrong cord can cause overheating, voltage drop, melted insulation, electrical shock, or fire risks. Their warnings target typical household cords—not purpose-built, heavy-duty EV charging extension cables rated for sustained high current with proper gauge wire and safety features.

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