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Item #:
230243000
ONETAK NEMA 14-30P to 14-50R Power Cord Adapter, 30 Amp 4 Prong Plug to 50 Amp 4 Prong Female Receptacle, 120V/240V, Compatible with Tesla,
Item #:
230243000
TRY 1201
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Converts 30 Amp power source to 50 Amp power source easily.
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What Stands Out
Versatile Compatibility
Designed to work seamlessly with Tesla vehicles, generators, welders, dryers, and RVs, ensuring you can power various devices effortlessly.
High Amp Rating
Supports up to 30 amps for efficient power transfer, making it ideal for high-demand applications without compromising safety or performance.
Compact Design
Lightweight and easy to store, this adapter is perfect for on-the-go users, ensuring convenience without sacrificing functionality.
Product Details
- NEMA 14-30P to 14-50R power cord adapter
- Compatible with 120V/240V 30 Amp
- Constructed with high-quality copper wire
- 4-prong male plug to 4-prong female outlet receptacle
- Ideal for generator, welder, PHEV, EV charger, and Tesla RV
- Suitable for welding dryer and other power applications
| Voltage | 240 Volts |
| Connector Type | Nema 14-30p Male Plug, Nema 14-50r Female Receptacle |
| Number of Poles | 4 |
| Number Of Wires | 4 |
| Plug Type | NEMA 14-30P |
| Product Grade | Standard |
| Amperage | 30 Amps |
| Color | Black |
| Item Dimensions D x W x H | 3.5"D x 2.5"W x 3"H (8.9 x 6.4 x 7.6 cm) |
| Material Type | Copper, Heavy-duty Rubber, Thermoplastic |
| Brand Name | ONETAK |
| UPC | 799695358038 |
| Manufacturer | JUMO TRADING LLC |
| Part Number | Nema14-30p-14-50r |
| Unit Count | 1 Count |
| Brand | ONETAK |
| Product Dimensions (L x W x H) | 3.5"D x 2.5"W x 3"H (8.9 x 6.4 x 7.6 cm) |
| Material | Copper, Heavy-duty Rubber, Thermoplastic |
Who Should Buy?
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Tesla Owners
Ideal for Tesla owners needing to connect their vehicle to a higher amp 50R outlet for faster charging.
-
RV Users
Perfect for RV users looking to adapt their power needs from a 30 amp service to a 50 amp outlet.
-
Welders and Generators
Useful for welders and generators requiring a robust connection to a higher amperage power supply.
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Low Power Appliances
Not suitable for low power devices that do not require a 50 amp connection, such as standard household appliances.
Product Description
ONETAK NEMA 14-30P to 14-50R Power Cord Adapter, 30 Amp 4 Prong Plug to 50 Amp 4 Prong Female Receptacle, 120V/240V, Compatible with Tesla, Generator, Welder, Dryer, RV (1FT Cable)
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the NEMA 14-30P plug used for?
Answer: The NEMA 14-30P plug is primarily used for high-power appliances, including dryers and electric vehicle (EV) chargers. It features four prongs, providing a secure connection for 240V power applications. This design ensures the safe transmission of both hot and neutral currents, making it ideal for installations requiring 30 amps. For instance, if you're looking to operate your electric dryer efficiently in your laundry room, using a NEMA 14-30P to connect to a compatible outlet is crucial for safe and effective performance. -
Question:
Can I use a NEMA 14-30P to 14-50R adapter for my welder?
Answer: Yes, a NEMA 14-30P to 14-50R adapter can be used with welders, assuming the welder’s power requirements align with the 30 amp capacity. The 14-50R outlet typically supports higher amperage (up to 50 amps), making it versatile for various applications, including heavy machinery. When using this adapter, ensure that your welding machine matches the voltage and amperage specifications, ensuring a secure setup for your welding needs. -
Question:
What applications can this adapter support?
Answer: This adapter can support a variety of applications, including electric vehicle chargers, generators, welders, and high-powered appliances like dryers. Its design allows for safe and efficient use, especially in environments where heavy power loads are necessary. For example, using this adapter, you can connect your EV charger to a NEMA 14-50R outlet, making it suitable for home charging stations or mobile work sites, ensuring you have the power needed for your devices. -
Question:
Is the NEMA 14-30P to 14-50R adapter suitable for outdoor use?
Answer: While the NEMA 14-30P to 14-50R adapter itself may not be specifically weatherproof, it's suitable for outdoor use if installed in a protected environment. For outdoor applications, such as connecting to generators during camping trips, ensure the connection point is shielded from moisture and harsh conditions. Utilizing covers or enclosures can help protect from the elements, ensuring safe operation even outdoors. -
Question:
How does the 30 Amp rating affect performance?
Answer: The 30 Amp rating of the NEMA 14-30P to 14-50R adapter dictates how much current can safely flow through without overheating. This specification is crucial when powering high-demand appliances or tools, ensuring they operate efficiently without risk of overload. For instance, if you’re powering multiple devices like a welder and an air compressor simultaneously, adhering to this rating is essential for maintaining optimal performance and safety. -
Question:
Can I charge my PHEV with this adapter?
Answer: Yes, you can charge your Plug-in Hybrid Electric Vehicle (PHEV) using the NEMA 14-30P to 14-50R adapter. This adapter allows you to connect the vehicle's charger to a compatible outlet, facilitating efficient charging. Make sure your PHEV supports 240V charging and is compatible with the adapter. This setup provides a more robust power supply, leading to faster charging times compared to standard outlets. -
Question:
What should I check before using this adapter?
Answer: Before using the NEMA 14-30P to 14-50R adapter, verify that your appliances or devices are compatible with the 30 amp rating and the voltage specifications. Check the existing outlet to ensure it is in excellent condition and can handle the required power load. Additionally, inspect the adapter for any damage or wear. This ensures safety and prevents any potential hazards that may arise from improper usage. -
Question:
Is there a specific wiring standard for these plugs?
Answer: Yes, both the NEMA 14-30P and 14-50R plugs adhere to established wiring standards set by the National Electrical Manufacturers Association (NEMA). This standardization ensures compatibility and safety across various devices and applications. Understanding the wiring configuration is essential, especially in residential or commercial setups, to facilitate proper installation and ensure safe operation of your equipment. -
Question:
How do NEMA ratings help in choosing plugs?
Answer: NEMA ratings provide a standardized way to assess the capacity and suitability of plugs and receptacles for specific applications. These ratings consider factors like voltage, amperage, and the environment in which they’re used. Choosing the correct NEMA rated plug, such as the 14-30P or 14-50R, ensures that your equipment will function properly and safely, particularly in high-demand situations like welding or charging electric vehicles. -
Question:
Where can I buy NEMA 14-30P to 14-50R 120V240V 30 Amp 4 Prong Male Plug to 50 Amp 4 Prong Female Outlet Receptacle?
Answer: You can buy the NEMA 14-30P to 14-50R adapter at Ubuy. Ubuy offers a wide selection of electrical products, ensuring you find quality items to meet your needs. Their platform is designed for easy browsing, allowing you to quickly locate the specific adapter you require along with detailed product descriptions and specifications, facilitating an informed purchase decision.
ONETAK Cords, Plugs & Adapters Editorial Review
The ONETAK NEMA 14-30P to 14-50R Compact Connector has garnered positive reviews from customers utilizing it for electric vehicle (EV) charging. Users Consistently highlight its exceptional performance, reliability, and sturdy Construction, making it an appealing choice for EV owners seeking a robust charging solution. One of the key attributes praised by customers is the connector's flawless functionality, with many noting that it integrates seamlessly into their charging routines. This reliability is particularly crucial for EV users, as they need assurance that their vehicles will charge fully without unexpected interruptions. Additionally, customers applaud its solid build quality, featuring heavy gauge wiring and durable fittings that contribute to its performance Consistency. While most reviews are overwhelmingly positive, a few users have mentioned challenges with the fit, emphasizing the need for careful handling during unplugging due to its snug fit and potential heat generation during use. Despite these minor inconveniences, the overall sentiment is one of satisfaction, with users appreciating the value it provides in terms of quality and functionality. In summary, the ONETAK NEMA connector is a recommended option for those requiring a dependable and efficient charging adapter for their electric vehicles, combining solid Construction with reliable performance. **
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Pros
- Excellent performance and reliability for EV charging
- Sturdy Construction with heavy gauge wiring
- Seamless integration into charging routines
- Compact size makes it convenient to store
Cons
- Can be hard to unplug due to a snug fit
Platform Trust & Buyer Confidence
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Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
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23 July 2026 · via Trustpilot
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