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Home charging: Wall Connector or Mobile Connector?

7 min read · Updated Oct 22, 2026 · By VoltCoach

You can charge a Tesla at home with a portable cable or a wall-mounted unit. Here is how they compare, using Tesla's own figures.

The options

On a standard 120 V household outlet, the Mobile Connector adds about 2 to 3 miles of range per hour. On a 240 V outlet it can add up to 30 miles per hour. Model 3 and Model Y Rear-Wheel Drive are limited to 32 amps (up to 30 miles per hour) with either connector.

What to think about

• Your daily driving. One outlet suggests a 120 V outlet suits drivers covering under about 20 to 30 miles a day, and a 240 V setup suits drivers averaging 40 or more.
• Other vehicles. The Universal Wall Connector works with other EVs, which matters if you may own another brand.
• Features. Tesla says a Wall Connector is not required, but recommends it for speed and features such as scheduling, charging statistics and access control.
• Installation. If an installer approves an existing 240 V outlet, installation can cost nothing. A new 240 V outlet is about $750 to $1,500 on Tesla's page. A long wire run, extra panel, trenching or panel upgrade adds cost.

Before you buy

• Get a quote from a Tesla Certified Installer. Tesla recommends buying equipment before scheduling installation, and scheduling installation before delivery.
• Check local rebates and electricity rates. Some utilities offer cheaper off-peak overnight rates.
• Renters and condo owners can ask their property manager. Tesla provides request templates.

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