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NEMA 14-30 EV Chargers

NEMA 14-30 Chargers

The NEMA 14-30 Level 2 EV charger is recognized as a popular choice for EV home charging, offering a balance of power and efficiency for safe EV charging. The NEMA 14-30 Level 2 charger has been configured to suit all EV owners looking to install a home EV charging solution. It has been designed for EVs which require a higher amperage of power to improve the charging speed of your electric vehicle. It has become a popular option with EV owners and electricians due to its 4-pin outlet to allow owners to home charge as this plug type is commonly found within residential garages for heavy-duty appliances. Additionally, using a Smart Splitter with an ev charger plug simplifies the charging process by allowing users to share their existing 240V dryer outlets with their EV charger, avoiding the need for rewiring or installing new charging equipment.

What is a NEMA 14-30 Outlet for EV Charging?

NEMA 14-30 chargers provide owners with a safe and versatile electrical receptacle which has been configured to provide a maximum amperage of 30 amps. With its four prong configuration, this allows both 240-volt charging power and a ground connection, therefore making it a common choice for use at EV charging stations and particularly home charging. It must be installed by a qualified electrician to meet safety requirement standards.

The NEMA 14-30 Level 2 charger is compatible with a vast range of EV models and other EVs, which makes this charger so popular. The power and reliability of its structure make it an ideal solution to ensure you can fully utilize the EVs electric mile range.

Understanding the Basics of NEMA 14-30 Outlets

The 240-volt NEMA 14-30 outlet is has been engineered to deliver a maximum amperage of 30 amps through its four prong configuration which includes two hot wires which carry the 240 volt power, a neutral wire which is used for balancing the load and providing a return path for an unbalanced current and a ground wire to provide the required safety in-case of a fault. The make-up of the NEMA 14-30 charger ensures efficient recharge of electric miles, providing safety and speed within residential charging solutions.

What does a NEMA 14-30 EV plug look like?

The below image shows a 14-30 outlet, a key difference in the physical appearance between this and the NEMA 14-50 outlet is the L shaped neutral prong.

Fast, Powerful Charging at Home

We offer the NEMA 14-30 Level 2 EV charger to cater for most EV owners, providing you with a charger to best suit your charging needs in terms of length, amperage, additional features such as power delay functionality and accessories such as EV charger hanger, cable protector, covers and carry case. The NEMA 14-30 offers customers with a portable EV charger which guarantees safe and reliable charging at 240-volts either at home or at EV charging stations.

The transition from Level 1 to NEMA 14-30 Level 2 EV charging increase the kW/h input from 1.5kW/h to 5.5kW/h at 24 amps, which significantly reduces charging times and allows EV owners to obtain a full charge on cheaper overnight electricity rates, depending on the electric range of your vehicle.

Compatible with a Wide Range of Vehicles

The NEMA 14-30 Level 2 EV charger is compatible with all U.S. EV brands and other EVs, including large manufacturers such as Ford, Kia, Chevrolet, Volvo, Hyundai, Toyota, Nissan and more. However, Tesla models are non-compatible with J1772 charger types directly and require an adapter to make it suitable for charging. At EV Chargers, the EV Selector Tool feature is available to assist you in choosing the right charger for your vehicle.

A Trusted, Popular Plug

The NEMA 14-30 outlet has been in circulation for many years for heavy duty appliances such as dryers, however since 2010 the adoption to an EV charger became increasingly common. Many Level 2 chargers have been designed to utilize the NEMA 14-30 residential outlets for EV charging.

Maximum Charging Efficiency

When using a NEMA 14-30 charger, the actual milage received from charging will depend on the efficiency of your EV and overall battery size. When charging at between 5.5kW/h you can expect to receive 15-17.5 miles of electric range per charging hour. The only alternative charging solution which we offer that provides faster charging speeds is the NEMA 14-50 Level 2 EV Charger which provides an output of 9.2 to 9.6 kW/h which translated to near 20 miles per hour of charging.

For a detailed breakdown of charging speeds based on different amp levels:

Circuit Breaker (amps)
Maximum Output (amps)
Power at 240 volts (kilowatt)
Charge Speed (miles of range per hour of charging) * depends on vehicle & battery age
60 4811.5 kW34-40 miles
50 409.6 kW25-32 miles
40 327.7 kW20-30 miles
30 245.7 kW14-21 miles
20 163.8 kW8-14 miles
15 122.8 kW5-10 miles

*Note: Charging speeds depend on your vehicle and the age of the battery.

Why Choose a NEMA 14-30 Charger?

  1. Higher Charging Capability: When using a NEMA 14-30 EV Charger with an output of 30amps at 240-volts, this provides faster charging compared to normal household outlets.
  2. Compatibility: The NEMA 14-30 outlet can be used by many Level 2 EV chargers, making it a versatile option for most EV owners.
  3. Safety Features and Future-Proofing: The engineering of the NEMA 14-30 4-prong configuration provides safety and reliability to EV charging and as technology evolves within the EV world, the NEMA 14-30 Level 2 EV Charger can prepare owners for future upgrades in vehicles.

Upgrade Your EV Charging Experience With Our Chargers

The NEMA 14-30 Level 2 EV charger offers efficiency, safety and practical solutions for EV owners who seek a portable, or fixed, home charging solutions.

Upgrade your EV charging solutions with our NEMA 14-30 Level 2 EV chargers by guaranteeing faster and more efficient charging from the convenience of your home.

For further assistance or to find the right charger for your EV, check out our EV Selector Tool.

Installation and Safety Considerations

Installation Requirements

Safety regulations within the U.S. require that the NEMA 14-30 EV charger should be installed by a licensed electrician. The electrician should assess the residential electrical panel to confirm is it capable of handling the additional output of the EV charger, and once assessed, the electrician will run power cables from the main panel to the location of the EV outlet. It is crucial to ensure that the outlet is connected to a GFCI circuit as well as the outlet is grounded and protected by a breaker.

The electrician should check that the outlet is correctly rated and complaint with local codes and permits to ensure that all safety standards are met. Adhering to these guidelines will provide you with a safe, efficient and reliable charging solution.

Safety Features

The NEMA 14-30 outlet has been configured with many safety features making it suitable for EV charging, preventing electrical shocks and safeguarding reliable charging. The 4-prong design has a dedicated ground prong which provides safe pathways for electrical faults and a neutral wire which assists in balancing the current of the outlet. Embedded circuit breakers within the NEMA 14-30 prevent potential circuit overloads and will cut-off power in-event of any faults.

Rated for 30 amps, NEMA 14-30 outlets provide a high-power 240 volts but also minimize risks of potential harm. With appropriate installation and maintenance, the engineering of the outlet makes the NEMA 14-30 a trusted choice for EV owners looking to add convenience and reliability within their home charging options.

Choosing the Right Charger

Selecting the right charger for your electric vehicle can be a daunting task, given the numerous options available. Here are a few key factors to consider to ensure you make the best choice:

  • Compatibility: Ensure the charger is compatible with your vehicle’s make and model as well as your outlet. Not all chargers work with every EV, so it’s crucial to verify this before making a purchase.
  • Charging Speed: Consider the charging speed you need. If you require a fast charge, look for chargers with higher power outputs. For overnight charging, a slower charger might suffice.
  • Power: Check the power output of the charger. It should meet your vehicle’s requirements to ensure efficient charging.
  • Range: Think about your vehicle’s range and how quickly you need to charge it. A charger with a higher output can help you achieve a full charge faster.
  • Charge Time: Evaluate the charge time of the charger. Ensure it aligns with your daily routine and charging needs.
  • Warning: Always follow the manufacturer’s instructions and warnings when using a charger. This helps avoid potential hazards and ensures safe operation.

By considering these factors, you can choose a charger that meets your needs and provides efficient, reliable charging for your electric vehicle.

Conclusion

In conclusion, NEMA 14-30 EV chargers are a cost-effective and convenient option for many electric vehicle owners. With their wide availability, easy installation, and compatibility with various vehicles, they are a great choice for those looking to charge their vehicle at home. Additionally, portable EV charger options are available for those who need to charge their vehicle on the go. When choosing a charger, consider factors such as compatibility, charging speed, power, quantity, range, charge time, manufacturer reputation, and safety warnings to ensure you’re purchasing a high-quality charger that meets your needs.

Upgrade your EV charging experience with our NEMA 14-30 Level 2 EV chargers and enjoy faster, more efficient charging from the convenience of your home. For further assistance or to find the right charger for your EV, check out our EV Selector Tool.

Frequently Asked Questions

A frequent question we are asked at EV Chargers is if a NEMA 14-30 EV Charger is a good option.  The answer is nearly always yes.     Anyone who lives in the U.S. will have likely seen a NEMA 14-30 socket.  Now that EV charging is becoming more mainstream, plug types such as NEMA 14-50 and NEMA 14-30 EV charging are increasingly being understood.   NEMA relates to the specification of a plug and with the growth of electric vehicles, more homeowners are tapping into these sockets as EV plugs for their electric vehicle charging.

We sell many NEMA 14-30 EV chargers particularly for Kia, Hyundai, Volvo, Nissan, MINI Toyota and Ford.

  • You often have these already installed in the garage or in other accessible areas
  • Charging can start immediately without having to wait on plug installs or panel upgrades  
  • Offers level 2, 240-volt powerful charging without the costs and disruption of installs
  • More cost effective compared to 14-50 EV chargers and a lot faster than level 1 EV Chargers
  • You may move it more easily if circumstances change
  • It is not hardwired into the panel, which requires more extensive work and an electrician (also harder to move)
  • The current 14-30 plug location may not be well suited for a larger wall box
  • The cable lengths on portable 14-30 EV chargers are generally longer than wall box chargers
  • The technology such as delayed charging and charging information is now on most car apps

This socket replaced the traditional NEMA 10-30 which was used traditionally for dyers. It is estimated to be in 50 million+ of U.S garages so there is a reasonable probability that you do have a NEMA 14-30 already.   Avoid companies selling 10-30 EV chargers, which is common on 3rd party seller sites.  These are against electrical codes and are a major electrical hazard.

It can fully charge a long-range (over 230 miles) EV in 8-11 hours depending on battery size.  For example, a Kia EV 6 all electric (standard battery size 58 kWh), will charge in exactly 10 hours from empty and 5 hours from a 50% battery (in practice when most EV owners will charge up to avoid range anxiety).

Yes, especially on vehicles prior 2020 when most companies supplied a level 1 “trickle charger.  Many manufacturers still do not always provide an EV charger such as Hyundai or Kia.

It is 24amps or 5.8 kW.   The plug and often the circuit is 30 amps, but the charger should only pull around 80% of the available power to avoid tripping the breaker.  Avoid companies that market 28 amp or 30-amp chargers as it will frequently trip the breaker since breakers are not designed to run at their full capacity on a continuous load. 

At EV-Chargers™ our mission is to make the complex more simple and to reduce the jargon in the EV industry.  Please use our EV-Selector tool and in 3 clicks we can recommend the right level 1 or level 2 ev charger for you at https://evchargersusa.com/ev-charger-selector-tool/.  You will see the NEMA 14-30 plug on that page

 

Note: This FAQ section was not written by an electrician.  It is intended to provide an overview and explanation of NEMA 14-30 in the context of EV chargers .  The article is not intended to be construed as electrical advice or to replace advice and consultation with a certified licensed electrician, which is highly recommended

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EV Warehouse Inc. (ev-chargers.com and evchargersusa.com)

1968 S. Coast Highway | Suite 639 | Laguna Beach, CA | 92651 | 888.399.6916 | [email protected]

TOTALEV, AEFA, and EV-Chargers are trademarks of EV Warehouse Inc (Party).  The Party, its marketing, and manufacturing are not associated with automotive car manufacturers (Parties) referenced above. 

EV Warehouse Inc. acknowledges the sole ownership by the other Parties and validity of all trademarks, trade dress, logos, and slogans owned by the other Parties, as well as used or intended to be used in connection with the EV chargers of Party, as applicable.  

The Party does not assert or claim any interest in or do anything that may adversely affect the validity or enforceability of any copyright, trademark, trade dress, logo, or slogan owned by the other Parties. The sole reason for the use of the other Parties marks is to describe the compatibility, fit and intended use with cars of Parties for the purpose of appropriate owner selection of charger type, charging speeds and most cost-effective EV charger.

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