EV Charger Adapters
28Aug, 23 August 28, 2023
  • By evcharger

If you’ve recently purchased or leased an electric vehicle, you may have discovered that the “refueling” process is different from gas-powered cars. While gasoline pumps are standardized, EV charging connector adapters vary between automakers.

The variety of connector types can make charging away from home tricky if stations don’t support your car’s plug. But a handy solution has emerged – charging adapters. These devices convert between different connector styles, allowing your EV to “communicate” with and charge from different types of charging equipment. Adapters provide added flexibility so you can charge up no matter what plug the station uses. As long as there is an adapter for your car’s connector type, you’re good to go! This interoperability makes life easier for EV drivers.

In this guide, we’ll look at the major electric vehicle chargers and the adapter options that allow you to use different charging stations.

EV Charging Adapter Types

Manufacturers have introduced several common adapter types to overcome incompatibility between electric vehicle connectors and charging station plugs. Understanding the different adapter solutions available allows EV drivers to confidently explore a much wider public charging infrastructure network. Below we’ll explore some of the most popular adapter options on the market today. Knowing about these key adapter types will allow you to charge your EV seamlessly at more kinds of stations.

J1772 Connector

It serves as both Level 1 and Level 2 equipment, charging through either 120V or 240V/208V outlets. 

Level 1 uses 120V power to provide approximately 5 miles of range/hour of charging. Faster Level 2 charging actively adds around 25 miles of range per hour by accessing higher 240V/208V voltages.

In North America, most electric vehicles have the J1772 connector as standard. This allows them to use most public charging points since J1772 is the dominant standard. 

Tesla to J1772 Adapter 

Since Tesla vehicles use a proprietary charging connector, the Tesla to J1772 adapter opens up a whole new world of accessible charging options for Tesla drivers. This handy accessory is sold directly by Tesla and lets Tesla vehicles tap into over 96% of public Level 1 and Level 2 chargers across North America that use the common J1772 connector.

With an affordable $50 price tag, the adapter is widely attainable for Tesla owners seeking to expand their charging access. The benefit of the greatly increased number of compatible stations you can use outweighs the slight risk of technical issues with the adapters. This adapter works across multiple Tesla vehicle models and charging stations, future-proofing your investment.

Some manufacturers, like Lectron, design high-quality, multi-standard adapters. These adapters support charging multiple electric vehicle brands simultaneously, allowing Tesla and other EV owners to conveniently coordinate charging at home without needing separate adapter devices.

Tesla to J1772 Adapter

Tesla to J1772 Adapter

J1772 to Tesla Adapter

Aftermarket J1772 to Tesla adapters are also helpful for non-Tesla EV drivers. These adapters allow other electric vehicles to tap into Tesla’s extensive Level 2 charging stations network in urban areas. Companies like Lenz make adapters that safely and quickly connect non-Tesla EVs to these Tesla destination chargers.

While non-Teslas cannot access the exclusive Tesla supercharger sites, using the supplementary Level 2 chargers still greatly expands the charging options for non-Tesla drivers. This broader charging compatibility enhances driving confidence by providing more locations to fuel up.

Charging adapters play an instrumental role in electric vehicle adoption, allowing drivers to overcome infrastructure limitations during this maturation phase of the EV industry.

J1772 to Tesla Adapter

J1772 to Tesla Adapter

Tesla Connector

Tesla uses a proprietary connector that enables fast Level 2 and ultra-fast DC charging at Tesla Supercharger stations. This allows Tesla EVs to charge quickly, making their stations very appealing. However, since the Tesla plug isn’t universally compatible, Tesla drivers should carry an adapter to ensure they can charge at any public station without risk of stranding due to incompatible plugs.

CCS Connector

The Combined Charging System (CCS) connectors are designed for DC fast charging. As the name suggests, CCS sites can add up to 200 miles in just 30 minutes of charging time – perfect for rapid refueling on road trips. 

However, CCS hasn’t reached full deployment yet. Carrying a CCS to J1772 adapter allows access to emerging CCS fast charging stations. A CCS to Tesla adapter also lets Tesla drivers tap into expanding fast charging networks beyond Tesla’s exclusive sites.

Lectron manufactures well-engineered CCS adapters, especially for Teslas. Their durable design supports fast recharging from third-party DC sites, enhancing long-distance electric driving feasibility. 

NEMA Standards for EV Charging

The National Electrical Manufacturers Association decides the power outlet standards that enable EV charging in the United States. Early EVs used NEMA 5-15 and 5-20 outlets. But NEMA has expanded standards to support faster EV charging needs.

There are now three primary NEMA outlets for EV charging:

  1. NEMA 5-15 – 15 amp, 125-volt outlet powers smaller home appliances.
  2. NEMA 5-20 – 20 amp, 125-volt outlet found in homes and offices for larger equipment.
  3. NEMA 14-50 – 50 amp, 240-volt outlet for RVs, EVs, and major appliances needing serious power.
TESLA Gen 2 NEMA Adapters

TESLA Gen 2 NEMA Adapters

The NEMA 5-15 Outlet

The NEMA 5-15 is your typical household charging outlet, commonly found in US and Canadian homes. It operates at a 15-amp capacity with a voltage of 125V and features three prongs. While prevalent in many countries, it delivers a slower charging rate than other NEMA outlets.

A J1772 Charger and Tesla Adapter 

Opting for a Tesla NEMA adapter bundle is a smart decision if you require versatile charging equipment for various situations. These adapters allow you to plug into a standard outlet for level 1 charging. You can also use the adapter to connect to a J-plug, ensuring easy access to both level 1 and level 2 Tesla charging, wherever you may be.

The NEMA 5-20 Outlet

NEMA 5-20 outlets, increasingly popular in new homes and warehouses, feature three prongs. They are well-suited for level 1 and 2 charging, delivering a current of 20 amps at 125V.

Tesla’s NEMA 5-20 Adapter 

Tesla provides a 5-20 NEMA adapter that Gen 2 vehicles can use. However, verifying the correct outlet is crucial, as you can easily confuse it with other outlets. 

Tesla NEMA 5-20 Adapter

Tesla NEMA 5-20 Adapter

The NEMA 14-50 Outlet 

NEMA 14-50 outlets are four-pronged power sources that offer a robust 50-amp capacity at 250 volts. They are ideally suited for level 2 charging and have become a favored choice for Tesla’s at-home charging solution.

Tesla’s NEMA 14-50 Gen 2 Adapter

Tesla’s NEMA 14-50 Gen 2 Adapter seamlessly pairs with Generation 2 Tesla vehicles. These outlets are commonly found in modern homes and businesses, making this adapter an excellent choice for charging at home and work.

The NEMA 10-30 Outlet 

This older three-prong outlet provides 30 amps at 125-250 volts, making it Level 2 EV charging compatible. However, you may need some electrical upgrades to your home circuit before connecting the charging cable.

Tesla’s 10-30 to 14-50 Adapter 

Tesla charging cords require a compatible adapter to connect to the outlets because they charge fast. These cords are usually compatible with 14-50 outlets, the standard electrical outlets in many homes. You’ll need a Tesla 10-30 adapter to fit these cords into your outlets.

Rophor offers a reliable Tesla 10-30 adapter with a 14-50 charging cord. If you own an RV, this adapter can also serve your needs, making it easy to supply electricity to your recreational vehicle.

The NEMA 14-30 Outlet  

The NEMA 14-30 is another common type of outlet in many modern homes. It has four prongs and can provide up to 30 amps of power at 125 or 250 volts. This makes it very efficient for fast-charging electric vehicles like Teslas. It’s important not to confuse the 14-30 with the similar-looking but more powerful NEMA 14-50 outlet.

The 14-30P to 14-50R Adapter

Tesla adapters allow you to use a 14-30 outlet to charge faster, similar to a 14-50 outlet. This adapter is great for home charging if you have a 14-30 outlet but want faster charging. It works well with the Tesla’s included charging cable.

NEMA 14-30P to 6-50R Adapter 30A

The Tesla 30 amp dryer adapter lets you take advantage of a clothes dryer outlet’s power for fast charging. Dryer outlets are sturdy and can deliver a lot of power, though they may not directly match Tesla’s standard charging cables. This adapter makes them compatible.

Tesla 10-30P to 14-50R 240V 30 Amp Adapter:

If you own a Generation 2 Tesla, your vehicle requires a specific power input for efficient charging. The ONETAK 10-30P adapter is the perfect solution for 240V charging for your electric vehicle.

It’s important to note that plugging non-electric vehicles into this outlet is not recommended, as it is not intended for RV charging purposes.

Best EV Charging Adapters 2023

1. Lectron NACS (Female) to J1772 (Male) Charging Adapter

Lectron NACS is a compact charging adapter that allows J1772 electric vehicles to charge efficiently at Tesla’s growing network of over 40,000 destination chargers. The Lectron adapter seamlessly integrates non-Tesla EVs with Tesla’s popular charging infrastructure by connecting the Tesla charger to the vehicle’s standardized J1772 inlet. 

It maximally delivers 48 amps and 250V of power for compatible EVS, powering them up for plenty of miles of electric range in a couple of hours. Moreover, its small size means you can easily store it in the car’s glove compartment. This adapter will unlock an even larger public charging network as more automakers adopt the NACS standard Tesla uses. While having a sturdy build quality and helpful customer service, some users report that the adapter occasionally fails to initiate charging on certain EV models. 

Overall, the adapter provides a simple solution for J1772 EV owners to access Tesla’s widespread charging stations while traveling.

Pros:

  • Allows access to over 40,000 Tesla Superchargers and destination chargers for expanded public charging options
  • Provides fast charging speeds of up to 48A and 250V for compatible EVs
  • Its compact, rugged design makes it portable and durable.
  • Seamlessly connects Tesla charge port to J1772 inlet for easy sessions

Cons:

  • Incompatible with some EV models, occasionally fails to initiate charging on certain vehicles
  • The Tesla connector sticks out from the adapter at an angle, potentially stressing the vehicle’s port.
  • No weatherproofing, not ideal for outdoor exposure in wet conditions.
Lectron NACS to J1772 Charging Adapter

Lectron NACS to J1772 Charging Adapter

2. Lenz J1772 (Female) to NACS (Male) Charging Adapter

The Lenz J1772 to Tesla charging adapter allows Tesla vehicle owners to charge their cars from public Level 2 charging stations that have a J1772 connection socket. This adapter fits securely into the charging port of Tesla Models 3, S, X, and Y. It is rated for 80 amps of current at 240 volts, suitable for Level 1 and Level 2 charging. The adapter houses premium copper alloy connector pins and has an IP54 rating, protecting it against dust and water.

Like the previously mentioned Lectron adapter, this unit presently serves Tesla owners exclusively. However, in the future, when Ford, GM, and other automakers begin incorporating NACS connectors into their electric vehicles, an adapter like this one will become necessary if you encounter non-NACS Level 1 and Level 2 chargers on your journey.

Pros:

  • Provides access to thousands of public charging stations across North America
  • Charging speeds of up to 80 amps allow charges to be completed faster.
  • Securely locks into place on both the Tesla vehicle and J1772 charger ports
  • Includes a carrying pouch for safe storage and organization in the car
  • 2-year warranty and customer support from the manufacturer

Cons:

  • Adds an extra step compared to direct Tesla charging
  • Potential single point of failure versus built-in charging port
  • The hanging weight of the adapter could put stress on the vehicle charging inlet over time
LENZ J1772 to NACS Charging Adapter

LENZ J1772 to NACS Charging Adapter

Conclusion:

With the rapid growth of electric vehicles, charging compatibility can seem complex for drivers new to EVs. But by understanding the main connector types like J1772, CCS, and Tesla’s proprietary plug, you can tap into charging stations almost anywhere with the right adapter. Equipping your EV with adapters like the compact, durable Lectron or heavy-duty Lenz units provides flexibility to charge at home, at work, and on the road. 

As charging networks expand globally, adapters serve as handy bridges, ensuring every EV owner can stay powered up. Knowing your charging options and having the right adapters on hand gives you the confidence to roam freely in your electric vehicle without worrying about where to plug in along the way.