ED-143P SUPLEVEL Charger Adapter Cord Nema Prong Amp

Review SUPLEVEL 50ft Ev Charger Adapter Cord Nema To 304 Prong

Introducing the Suplevel ED-143P ED-503R 50ft Charger Adapter Cord, a versatile and durable solution for charging your electrical vehicles (EVs) or powering heavy-duty tools with NEMA 14-30P, 14-50R, 30A connections. This high-performance adapter cord boasts several noteworthy features designed to provide reliable and efficient power transfer.

Measuring an impressive length of 50 feet, this cord offers exceptional flexibility and reach, allowing you to charge your EV or power your equipment from a greater distance from the electrical source. It comes equipped with three 30-amp prongs - two 14-50R and one 14-30P - providing compatibility with a wide range of NEMA outlets. The 14-50R connectors can be used interchangeably, making this adapter cord a convenient option for various charging and powering applications.

Constructed with high-quality materials, this Suplevel adapter cord ensures durability and dependability. Each connector is designed with a robust, locking mechanism to prevent accidental disconnections, while the heavy-duty, 10-gauge copper wiring guarantees efficient power transfer and minimal voltage drop. The cord itself is shielded with a thick, insulating jacket, protecting it from damage and ensuring safety during use.

Safety is a top priority with the Suplevel ED-143P ED-503R 50ft Charger Adapter Cord. It is UL listed and RoHS compliant, ensuring that it meets the highest safety and environmental standards. Additionally, it features an overcurrent protection mechanism, which automatically shuts off the power if the current exceeds the safe limit, preventing potential damage to the equipment or risk of electrical fires.

In summary, the Suplevel ED-143P ED-503R 50ft Charger Adapter Cord is an essential accessory for those requiring a long and versatile charging or powering solution. Its compatibility with various NEMA outlets, robust construction, and advanced safety features make it a reliable and indispensable tool for EV owners and professionals alike.

Buying a high-power charger adapter like the SUPLEVEL ED-143P ED-503R 50ft charger adapter cord with Nema 14-30P and 14-50R 304 prong 30 amp connectors has its advantages and disadvantages. Here are some potential pros and cons:

1. Long Charging Range: With a 50-foot long cord, this charger adapter offers a much longer reach than most standard chargers, making it ideal for charging electric vehicles (EVs) in garages or parking spaces that are far from an electrical outlet.

2. Versatile: The adapter comes with both Nema 14-30P and 14-50R connectors, allowing it to be used with a wider range of EVs and charging stations.

3. High Power Capacity: With a 30-amp capacity, this charger adapter can charge EVs much faster than a standard 120-volt charger, saving time and energy.

1. Expensive: Compared to standard chargers, high-power charger adapters like this one can be quite expensive.

2. Complex Installation: Installing a 30-amp charger requires a dedicated electrical circuit and a qualified electrician to ensure safety and compliance with local building codes.

3. Potential Safety Risks: Improper installation or use of a high-power charger adapter can pose a risk of electrical shock or fire, so it's essential to follow all safety guidelines and have the installation inspected by a qualified electrician.

In conclusion, the SUPLEVEL ED-143P ED-503R 50ft charger adapter cord with Nema 14-30P and 14-50R 304 prong 30 amp connectors offers several advantages, including a longer charging range, versatility, and high power capacity. However, it also comes with some disadvantages, such as a higher cost, complex installation, and potential safety risks.

If you have the necessary electrical infrastructure and budget, this charger adapter can be a valuable investment for charging your EV more efficiently and conveniently. However, if you're not prepared for the costs and complexities of installation, a standard 120-volt charger may be a better option for you. Ultimately, it's essential to weigh the pros and cons carefully and consult with a qualified electrician before making a decision.

Details:

Item model number: ED-143P ED-503R. Package dimensions: 13.54 x 13.27 5.59 inches. Manufacturer: Suplevel. Ul listed: yes.

Voltage : 250 volts . Plug format: nema 14-30P, 14-50R. Connector gender: male-to-female.

specifications buildymat:

• brand: Suplevel
• mpn: Ed-143p
• part type: Charger Adapter
• size: 50 Ft

general buildymat:

• category: Business & Industrial > Supplies > Building Materials

returns buildymat:

• policy: no returns

payments buildymat:

• other
• credit card: mastercard
• wallet: google-pay

shipping buildymat:

• transit: 3-10 days
• service: standard
• type: fixed
• class: standard

seller buildymat:

• # reviews: 309
• city: us
• rating: 100.0%

offer buildymat:

• options: ship-to-home
• prices: $12.00–$33.74
• item condition: New
• in stock #: 5
• availability: in stock
• started: january 14, 2026
• sold #: 18