Tesla NEMA 14-50 adapter reviews in 2023

We use affiliate links and may receive a small commission on purchases. Read more about us.

If you consider an adapter and a battery charger as the same, you probably are not thinking about it in the right way. The Universal Mobile Connector or shortly known as, UMC, is a connector that allows you to use your home current to charge your Tesla battery. But to enjoy home charging, you will require a convenient adapter.

If you want to enjoy the fastest charge with your Tesla electric car, it is possible to use up to a 240-volt charging outlet. That is when the NEMA 14-50 charging adapter comes into play.

Now, when it comes to picking up a NEMA charging adapter, there are eight different options to consider. Besides, these charging adapters are available within a price range of $8 dollars to as high as $70 dollars. So which one should you go with?

Well, that is what we are here to find out.

Tesla NEMA 14-50 adapter review

Why should you go with NEMA 1450 charging adapter?

When Tesla is providing the same charging adapter almost half the price of this adapter, why should you purchase this item? Well, here are some of the main reasons why we believe this after-market adapter will bring forth some essential support why you should pick this item-

  1. First of all, the NEMA charging adapter is trusted by a large number of users.
  2. When it comes to ensuring the fastest charging, the NEMA charging adapters hardly disappoint the users.
  3. There may appear some moment when you will have no way left than picking up an after-market adapter. At that particular moment, NEMA adapters should always please you to a great degree.
  4. Lastly, NEMA UMC adapters are widespread in different online platforms. Therefore, you will not have to wait a long time to get your preferred item.


If you are looking for a quality booster seat to make your kid comfortable on an adult seat, you may check booster seats for Tesla model 3 to grab the most convenient option.

NEMA 14-50 charging adapter Specifications


Tesla Motors.


UMC compatible smart adapter.


2nd generation



Cord length

10 inches.


240 volt.


50 amps.


4-wire circuit.


6 AWG copper wire for circuits up to 150 feet.

Ground pin orientation

Top position of Outlet.

User experience (10/10)

There is no reason why we should be giving it a less score. It does not matter whether you purchase the adapter from Tesla or some other online platform; the product is going to remain the same. For some moment, let's avoid the price. We have asked about 100 users to share their experiences with this item. Well, most of them have agreed to the fact that this one does the exact thing this one is supposed to deliver. Almost 95% of users out of those 100 users have given it a five star. Therefore, anything less than ten will be a wrong justification for this item.

Features worth discussing

NEMA second-generation charging adapters are available in eight different varieties. The NEMA 14-50 is one of those adapters that will help you to gain the maximum mileage per hour charging. The following section will dictate the amount of mileage you can expect to get from this adapter-

Maximum mileage gained per hour of charge

Tesla Model

Maximum mileage gained per hour

Model S


Model 3


Model X


Model Y


As you can see, this one performs far better when it comes to achieving maximum mileage depending on the per hour charging. It does not matter whether you have the Tesla Model 3 or the most recent Model Y, if you have the right connector, you should get maximum support from this connector with ease.

The NEMA 14-50 looks to be high in quality

Home charging your Tesla is now far easier and faster with these UMC-compatible NEMA chargers. But how do you think all these adapters fare in terms of building quality? Well, we have to mention that these adapters are just fine when you notice the construction. From wiring to adaptability, this item is more than logical to make you comfortable with a variety of household outlets. We can assure you that you will be able to use this one for a long long time because this one is built to last.

The adapter will fit any Tesla mobile connector perfectly

If the adapter does not fit the connector, it will be a waste of money. But do not get fret at all, the NEMA 14-50 adapter is here to ensure high-end compatibility with every TESLA mobile connector. Therefore, your Tesla electric car will never run out of energy.

The NEMA 14-50 is smart enough to give you the fastest charging experience.

The adapter indeed plays an important role in delivering you the fastest charging experience. How do you think this smart adapter fare in terms of giving you the fastest charging experience?

This adapter is rated as 240-volt and 40-amp compatible. Therefore, you can expect to get the optimum charging capacity at any given moment. The NEMA 14-50 will be able to draw up to 32 amps or 7.6 kW at 240 volts. Indeed, the charging speed will vary depending on the Tesla Model you are using.

Follow this link from Tesla to enjoy a convenient installation of this 14-50 adapter.

When you can get it for a price of $45 dollars, why should you spend more?

First of all, we are not recommending you to buy this one when you have the option to choose an economical way. But at times, it seems like Tesla is sold out of these items. That is when you have to wait a long time to receive your order. If you are in the same situation, purchasing it from some other platforms should allow you to get the fastest possible solution.

But how much does it differ in quality when you purchase NEMA 14-50 from an after-market platform?

Well, there is no singular difference between these two items.  Both items are almost identical. If you choose it from Tesla, you will be able to save almost half the price than choosing it from some outside E-commerce site. But the availability of the product is always an issue you need to keep in mind while choosing it from Tesla.

Final summary

The future of the automotive car industry is surely going to be electric. The expansion of superchargers all over the world by Tesla indicates that it is no way far that we are going to observe electric vehicles on the street to a large degree. But until then, this 2nd generation NEMA 14-50 adapter should fulfill our current need of home charging for some of those electric models.

Similar Posts

Leave a Reply

Your email address will not be published. Required fields are marked *