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Garage wall plug overheating

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(@macguru)
Active Member
Joined: 6 years ago
Posts: 2
Topic starter   [#71]

I’ve had a Tesla wall,plug in my garage for almost 2 years and recently the app came up with a message saying

Charge rate reduced - Wall plug temperature high

Wall outlet and wiring inspection recommended

Who would you recommend I call? Thanks.



   
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(@ragtag22gmail-com)
Active Member
Joined: 1 year ago
Posts: 4
 

Call a certified electrician! 



   
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(@stules)
New Member
Joined: 3 years ago
Posts: 2
 

Call a licensed electrician. If you are using a NEMA 14-50 plug to plug in your portable charger, there might be a problem with the plug itself. The standard plug you can buy at Home Depot or Lowe's isn't meant for the Tesla charger. It can overheat and cause a fire. You can pick up a commercial-grade plug (probably $100 or more) at an electrical supply store.



   
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(@stehol)
New Member
Joined: 2 years ago
Posts: 3
 

wiring inspection recommended.. Exactly.. I would call the company that installed it.. I suspect a short or wiring issue.. 



   
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(@jrref)
New Member
Joined: 2 months ago
Posts: 2
 

On another note, If you have your Tesla Wall Connector hard wired and you have a circuit breaker panel that takes Eaton breakers, the Eaton Circuit Breaker you want for your EV charger if you are charging at high current rates such as 48Amps with a Tesla Wall Connector is the Eaton BR260H Not the standard Eaton BR260 or the Eaton BRH260.

 
The Eaton BR260H is specifically made for continuous loads (EV Chargers, Solar, Heat Pumps)
 
It is a specialized breaker engineered with heavier internal components designed specifically to handle continuous high-draw, high-heat loads.
 
The internals are beefier to dissipate heat much more effectively over long periods. Standard breakers often overheat and fail prematurely under steady 48A or 50A continuous draws (like EV charging)
 
It features a higher magnetic trip threshold. This prevents the high inrush currents typical of large inverter-based systems (like solar PV or EV chargers) from causing nuisance tripping.
 
This is from Eaton. That said, what eventually happens to all the Villagers who had Tesla Wall Connectors installed by licensed electricians with the standard Eaton Circuit Breaker BR260?
 
Is this something we are learning with EV chargers running at high amperage kind of like we learned not to use the standard cloths dryer receptical?
 
I'm sure there are may opinions but scanning the internet, there is evidence of some of these "standard" breakers failing over time when charging at very high amperage.


   
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(@jrref)
New Member
Joined: 2 months ago
Posts: 2
 
Update: I installed the Eaton Circuit Breaker BR260H and charged my Tesla for 3 hours. I have a Tesla Wall Connector set to run at 48 amps. I found that indeed, the BR260H runs about 20 degrees cooler than the standart BR260 circuit breaker so it does dissapate heat better as Eaton states. The BR260H cost about $25 more than the BR260 and is not available on Amazon. You would need to purchase one from an on-line electrial supply or your licensed electrician.
 
So, I would say if you are charging an EV at maximum current and you have an Eaton panel, get the Eaton BR260H installed. For the extra $25 it's worth it knowing that you have the best circuit breaker that is rated according to the manufacturer, for EV charging.
 
If I were getting a new install and running less that 48 amps, I would also request the BR260H given the price difference is very small compared to the entire job.


   
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