120 Volt To 240 Volt Adapters of 2025
Best Choice1
HUBRVHUBRV Power Cord Adapter, 240V to 120V, 50 Amp to 20 Amp, 110 Adapter, 3 Prong Dryer, NEMA 10-50 to 4X 5-15R/5-20R T-Blade, Multiple Use, ETL Listed, 1.5 FT, Yellow, Household Outlet
Main highlights- [Cord Rating] 3 prong NEMA 10-50 plug to 4X 5-20R T-Blade household Connectors With 24 amps Circuit Breaker, 50 amp to 110 adapter, 1.5 Feet 10 gauge, Rated for 125V max rate 3750 watts. ETL Listed
- [Click to Reset] Each side is equipped with a dedicated 20Amp breaker, ensuring safe and balanced 20 Amp load distribution. Rated for 20A / 125V / 2500W per side, it provides a combined power output of 5000 Watts for a reliable, high-capacity energy supply
- [Superior Quality Material] STW Jacket 4C all-copper wires in UL 62 standard, Molded plug-in UL 817 standards, Heavy-duty flame retardant,4X 5-15/20R female receptacle with two 20Amp breakers
- [No Electrician Required] Easy Plug & Play Setup — Skip the need for an electrician, circuit rewiring, or drilling. This adapter is ready to use straight from the box, providing instant convenience and saving you time
- [Broad Compatibility] — Easily convert to multiple 120V single-phase outlets. The NEMA 10-50P male plug fits into dryer or range power sockets, making it ideal for household tools, electrical appliances, disaster recovery, industrial applications, and maintenance projects
9.9Exceptional
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Value for Money2
ONETAKNEMA L14-30P to 4 Port 5-15R 5-20R L14-30R 5 Outlet 120/240V 30 Amp 4 Prong Twist Lock Male Plug to Female Receptacle Home Appliance RV Generator Power Cord Adapter
Main highlights- Made of High Quality Copper Wire
- L14-30P to 4 Ports 5-15R 5-20R and 1 Port L14-30R
- 10 AWG
9.8Exceptional
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3
M1A2[240V to 120V] 50 Amp to 20 Amp 110 Adapter With Circuit Breaker RV Generator Cord Distribution NEMA 14-50 to 4X 5-15R/5-20R T-Blade Multiple Use ETL Listed 1.5 FT Household Outlet
Main highlights- [Cord Rating] 4 prong NEMA 14-50 plug to 4X 5-20R T-Blade household Connectors With 24 amps Circuit Breaker, 50 amp to 110 adapter, 1.5 Feet 10 gauge, Rated for 125V max rate 3750 watts. ETL Listed.
- [Click to Reset] Each side is equipped with a dedicated 20Amp breaker, ensuring safe and balanced 20 Amp load distribution. Rated for 20A / 125V / 2500W per side, it provides a combined power output of 5000 Watts for a reliable, high-capacity energy supply.
- [Wide Compatibility] Convert it to multiple 120v single-phase outlets. NEMA 14-50P male plug into RV or generator power socket used for most household tools and electrical appliances, disaster recovery, industrial use, refurbishment maintenance projects, and RV camping.
- [Superior Quality Material] STW Jacket 4C all-copper wires in UL 62 standard, Molded plug-in UL 817 standards, Heavy-duty flame retardant,4X 5-15/20R female receptacle with two 20Amp breakers.
- [Warranty Service] We can guarantee 12 months of money back and 24 months of quality warranty. If you have any problem with using the product, please contact us & you will get timely and friendly customer service. Your suggestion is the key to our optimized product design.
- [No Electrician Needed] Plug & Play Simplicity — No need for an electrician, circuit rewiring, or drilling hassles. This adapter offers easy, immediate use right out of the box, bringing you convenience and saving time.
9.7Exceptional
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4
S7S7 50 Amp to 110 Adapter, 240v to 120V Adapter, 4 Prong NEMA 14-50P Male to 4X 5-20R Household Outlet Female 1.8FT
Main highlights- Versatile 4-Outlet Power – Converts any 50 Amp L14-50R twist-lock receptacle into four standard 5-15/5-20 R outlets, letting you run multiple household tools or appliances from a single generator or RV outlet.
- Safe & Code-Compliant – Engineered to UL 817 and UL 62 standards; fully molded NEMA 14-50P plug and 5-15/20R connectors deliver reliable, grounded connections meeting North American electrical codes.
- Premium 10 AWG Copper Conductors – Built with four 10 AWG pure copper cores rated for 105 °C, ensuring minimal voltage drop and superior conductivity under heavy loads.
- Durable All-Weather Jacket – Encased in a bright orange, 600 V thermoplastic STW jacket that resists abrasion, oil, moisture and UV, perfect for indoor or outdoor job sites, campsites, and emergency backup.
- Compact & Plug-and-Play – 1.8 ft length strikes the ideal balance between reach and portability; no hardwiring needed—just plug in and power up your tools, appliances, or electronics in seconds.
9.6Exceptional
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5
MorecMorec Nema 5-15P to 6-20R Adapter 120V/240V Adaptor Connector 15A Household Plug to 6-20 Receptacle Adapter Cord
Main highlights- Warranty: We provide 1 year warranty (only for product quality problems), if you encounter any problems during use, you can contact our email: service-amazon@morec-ev.com, we will try our best to solve or replace new products for you. We deserve your trust!
- UL CUL Certificated, Cable in AWG12, Rated @ 15A/20A 125V for America Canada market. The Female Receptacle is 15Amp & 20Amp 250Volt Comb connection.
- Suitable for electrical equipment with NEMA 6-20 plug. PLEASE NOTE: When using this adapter, the voltage will be changed from 240V to 120V.
- Nema 5-15P to 6-15R / 6-20R Comb Power Cord, Nema 5-15 male household plug to Nema 6-20 receptacle adapter cable.
- If you need to use an electrical equipment with NEMA 6-20 male plug in 120V circuit, just plug it into the NEMA 6-20 receptacle of this adapter, then you can use it in a NEMA 5-15 socket.
9.5Excellent
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6
M1A2[240V to 120V] 30 Amp to 20 Amp 110 Adapter with Circuit Breaker Dryer Adapter Cord Distribution NEMA 14-30 Adapter to 4X 5-15R/5-20R T-Blade Multiple Use ETL Listed 1.5 FT Household Outlet
Main highlights- [Cord Rating] 4 prong NEMA 14-30 plug to 4X 5-20R T-Blade household Connectors With 24 amps Circuit Breaker, 30 amp to 110 adapter, 1.5 Feet 10 gauge, Rated for 125V max rate 3750 watts. ETL Listed.
- [Click to Reset] Each side is equipped with a dedicated 20Amp breaker, ensuring safe and balanced 20 Amp load distribution. Rated for 20A / 125V / 2500W per side, it provides a combined power output of 5000 Watts for a reliable, high-capacity energy supply.
- [Wide Compatibility] Convert it to multiple 120v single-phase outlets. NEMA 14-30P male plug into Dryer or generator power socket used for most household tools and electrical appliances, disaster recovery, industrial use, refurbishment maintenance projects.
- [Superior Quality Material] STW Jacket 4C all-copper wires in UL 62 standard, Molded plug-in UL 817 standards, Heavy-duty flame retardant,4X 5-15/20R female receptacle with two 20Amp breakers.
- [Warranty Service] We can guarantee 12 months of money back and 24 months of quality warranty. If you have any problem with using the product, please contact us & you will get timely and friendly customer service. Your suggestion is the key to our optimized product design.
- [No Electrician Needed] Plug & Play Simplicity — No need for an electrician, circuit rewiring, or drilling hassles. This adapter offers easy, immediate use right out of the box, bringing you convenience and saving time.
9.4Excellent
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7
M1A2[240V to 120V] NEMA 14-50P to 5-15R/5-20R T-Blade Adapter 12AWG STW Copper Wires RV Generator Power Cord Adapter 50 Amp to 20 Amp 120V Devices
Main highlights- [Wide Compatibility] NEMA 14-50P male plug into RV or generator power socket used for most household tools and electrical appliances, disaster recovery, industrial use, refurbishment maintenance projects, RV camping.
- [Important Notes] Unsuitable for NEMA 6-15R and NEMA 6-20R.
- [Important Notes] The X pin in the plug is not powered. Please ensure the output voltage is 120/125 Volts. 240V to 120V. 50 amp to 15/20 amp. Matching receptacles are NEMA 5-15R and NEMA 5-20R.
- [Built to Last] The 220v to 110v adapter cord made of 10 AGW x 4C, has passed rigorous bend tests, proving its ability to withstand multiple bends without breaking.
- Note: Nema 14-50P 50Amp 4-Prong male plug rated 50-AMP 240V.
9.2Excellent
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8
ONETAKONETAK NEMA L14-30P to 5-15R 5-20R Compact 120V/240V 30 Amp Twist Lock 4 Prong Male Plug to 120V 20 Amp 3 Prong Female Receptacle Generator Welder Dryer EV Charger Power Cord Adapter
Main highlights- L14-30P Plug Twist Lock to 5-15R 5-20R Receptacle
- 120V 20 Amp
9.1Excellent
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9
Portvoi50 Amp to 110V Welder/EV Charger Adapter Cord, NEMA 5-15P Male to 6-50R Female 120V 3 Prong Household Male Plug to 240V Power Adapter, ETL Listed, 12 Inch Long, Heavy Duty 10AWG/3C, 30A Max
Main highlights- Versatile & Compact: Ideal for home and professional welding applications, this 12" adapter is an essential tool for any welder's setup.
- Rugged & Weather-Resistant: The high-density PVC jacket provides UV resistance, waterproofing, and protection against wear and abrasion, making it perfect for tough environments.
- Reliable Power Connection: Converts a standard 125V NEMA 5-15P plug to a NEMA 6-50R receptacle, delivering stable power for your welder tools. (Max 30A, 3750W)
- Heavy-Duty & Safe: Built with 10 AWG pure copper wire for superior conductivity and durability. ETL Listed to ensure safety and compliance.
- Flexible & Durable: Designed to withstand extreme temperatures and repeated bending without compromising performance.
9.0Excellent
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10
HoeineHoeine 240V to 120V Adapter, Generator Plug NEMA L14-30P to L14-30R and 4 Port 5-20R/5-15R 4 Prong Twist Lock 30 Amp Male Plug to Female Receptacle for RV Workshop Outdoor Activity (Gray)
Main highlights- User-Friendly 5-Outlet Compact Layout: Quickly connect devices with clearly labeled ports, the multi outlet adapter’s space-saving design supports 1x 30A + 4x 20A outlets for versatile power distribution
- Secure 240v Plug Adapter with ETL Certification: 30 Amp to 20 Amp adapter features a twist-lock mechanism, grounding system, and ETL-certified build. Its durable heat-resistant housing ensures safety in demanding environments
- Portable 30 Amp Plug Adapter: Lightweight yet robust, adapter delivers stable 120V/240V output for high-power tools, RVs, or emergency setups. Tangle-free cable ensures hassle-free transport
- Multi-Device Power Solution: Our 30 Amp to 110 adapter convert generator power (240V to 120V) via L14-30P to L14-30R and 4x 5-20R/5-15R outlets. Safely power RV, tools, and appliances simultaneously—ideal for outdoor activity, workshop, or emergency
- Heavy-Duty 10AWG Wiring & Rugged Design: Built with flame-retardant PVC and pure copper cables (10AWG), our generator adapter resists corrosion, UV damage, and wear for long-lasting outdoor/industrial use
8.8Very Good
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