20 Best 240v 3 Prong To 4 Prong Adapter [2024]

Are you looking for the best 240v 3 Prong To 4 Prong Adapter? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling 240v 3 Prong To 4 Prong Adapter.

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1 ONETAK NEMA 14-50P to 6-50R Compact 240V 50 Amp 4 Prong Male Plug to 3 Prong Female Receptacle... ONETAK NEMA 14-50P to 6-50R Compact 240V 50 Amp 4 Prong Male Plug to 3 Prong Female Receptacle...
2 CircleCord Dryer Adapter 4 Prong to 3 Prong, 4P Newer Dryer to 3P Older House, Dryer Convert Cord... CircleCord Dryer Adapter 4 Prong to 3 Prong, 4P Newer Dryer to 3P Older House, Dryer Convert Cord...
3 ONETAK NEMA L14-30P to 6-50R Compact 240V 30 Amp Twist Lock 4 Prong Male Plug to 3 Prong Female... ONETAK NEMA L14-30P to 6-50R Compact 240V 30 Amp Twist Lock 4 Prong Male Plug to 3 Prong Female...
4 ONETAK NEMA 14-30P to 10-30R 120V/240V 30 Amp 10 AWG 4 Prong Male Plug to 3 Prong Female Outlet... ONETAK NEMA 14-30P to 10-30R 120V/240V 30 Amp 10 AWG 4 Prong Male Plug to 3 Prong Female Outlet...
5 ONETAK NEMA 6-50P to 14-50R 240V Compact 50 Amp 3 Prong Male Plug to 50 Amp 4 Prong Female... ONETAK NEMA 6-50P to 14-50R 240V Compact 50 Amp 3 Prong Male Plug to 50 Amp 4 Prong Female...
6 AC WORKS 6-50 Welder Adapter (L14-30 30A 4-Prong Locking to 6-50) AC WORKS 6-50 Welder Adapter (L14-30 30A 4-Prong Locking to 6-50)
7 ONETAK NEMA 10-50P to 14-50R 240V 50 Amp 3 Prong Dryer Male Plug to 4 Prong Generator Female... ONETAK NEMA 10-50P to 14-50R 240V 50 Amp 3 Prong Dryer Male Plug to 4 Prong Generator Female...
8 50CM Nema 14-50P to 6-50R Heavy Duty AWG8 STW 50 Amp Plug to 50 Amp (Welder) Socket Adapter Cable,... 50CM Nema 14-50P to 6-50R Heavy Duty AWG8 STW 50 Amp Plug to 50 Amp (Welder) Socket Adapter...
9 Eversimpleinc 4 Prong to 3 Prong Dryer Plug Adapter with Green Ground Wire, Connects 4-Prong New... Eversimpleinc 4 Prong to 3 Prong Dryer Plug Adapter with Green Ground Wire, Connects 4-Prong New...
10 BOEEMI 4 Prong to 3 Prong Dryer Adapter Cord Convert 4 Prong Dryer Plug to 3 Prong Wall Outlet, NEMA... BOEEMI 4 Prong to 3 Prong Dryer Adapter Cord Convert 4 Prong Dryer Plug to 3 Prong Wall Outlet,...
11 Conntek YL1430520S 30 4 Prong to 15/20 Amp Generator Y-Adapter Conntek YL1430520S 30 4 Prong to 15/20 Amp Generator Y-Adapter
12 ONETAK NEMA 14-50P to 10-50R 120V/240V 50 Amp 4 Prong Male Plug to 3 Prong Female Outlet Receptacle... ONETAK NEMA 14-50P to 10-50R 120V/240V 50 Amp 4 Prong Male Plug to 3 Prong Female Outlet...
13 Generator Plug 30 Amp 4 Prong to 3 Prong Adapter, L5-30P Generator Twist Lock Adapter to L14-30R... Generator Plug 30 Amp 4 Prong to 3 Prong Adapter, L5-30P Generator Twist Lock Adapter to L14-30R...
14 ONETAK NEMA L14-30P to L6-30R 240V 30 Amp Twist Lock 4 Prong Male Plug to Twist Lock 3 Prong Female... ONETAK NEMA L14-30P to L6-30R 240V 30 Amp Twist Lock 4 Prong Male Plug to Twist Lock 3 Prong...
15 ONETAK NEMA 10-30P to 14-30R 120V/240V 30 Amp 3 Prong Male Plug to 4 Prong Female Receptacle... ONETAK NEMA 10-30P to 14-30R 120V/240V 30 Amp 3 Prong Male Plug to 4 Prong Female Receptacle...
16 ONETAK NEMA L14-30P to 10-30R 240V 30 Amp 4 Prong Twist Lock Male Plug to 3 Prong Female Outlet... ONETAK NEMA L14-30P to 10-30R 240V 30 Amp 4 Prong Twist Lock Male Plug to 3 Prong Female Outlet...
17 Power Supply Brick Power Adapter for Xbox One, [Low Noise Version] UKor Xbox AC Adapter Replacement... Power Supply Brick Power Adapter for Xbox One, [Low Noise Version] UKor Xbox AC Adapter...
18 Lewis N. Portable Immersion Water Heater + Electric Kettle Alternative for Coffee, Tea + Hot... Lewis N. Portable Immersion Water Heater + Electric Kettle Alternative for Coffee, Tea + Hot...
19 Dryer Adapter, Dryer Plug Cord 14-30R Female to 10-30P Male, 3 Prong to 4 Prong Dryer Plug Converter... Dryer Adapter, Dryer Plug Cord 14-30R Female to 10-30P Male, 3 Prong to 4 Prong Dryer Plug...
20 Dryer Adapter Cord, Dryer Adapter 3 Prong To 4 Prong NEMA 14-30P Male to 10-30R Female, 30A,... Dryer Adapter Cord, Dryer Adapter 3 Prong To 4 Prong NEMA 14-30P Male to 10-30R Female, 30A,...
Bestseller No. 1
ONETAK NEMA 14-50P to 6-50R Compact 240V 50 Amp 4 Prong Male Plug to 3 Prong Female Receptacle...
  • 240V 50 Amp, cannot transform to 120V
  • 14-50P Ground connects 6-50R Ground
  • 14-50P Hots connect 6-50R Hots
  • 14-50P Neutral is empty(Open)
SaleBestseller No. 2
CircleCord Dryer Adapter 4 Prong to 3 Prong, 4P Newer Dryer to 3P Older House, Dryer Convert Cord...
  • 【ELECTRICAL RATING】 NEMA 3 prong 10-30P plug 250V 30 Amp molded male. NEMA 4 prong 14-30R socket 125V/250V 30 Amp molded connector. Both are right...
  • 【TIME&MONEY SAVING】 When moving to the older house, the 3 prong socket of the house is not fit for the 4 prong dryer, please use this dryer...
  • 【SAFETY GROUND WIRE】 The additional green ground wire is very important, please make sure you connect the round terminal of the green wire to the...
  • 【HIGH QUALITY】 10 gauge cable made of copper with PVC in UL 62 standard for fire-proof insulation and anti-oxidants, UV resistance, and plug in UL...
  • 【JUST WHAT YOU NEED】 A must if you have a 4 prong corded dryer but a 3 prong socket house.
Bestseller No. 3
ONETAK NEMA L14-30P to 6-50R Compact 240V 30 Amp Twist Lock 4 Prong Male Plug to 3 Prong Female...
  • 240V 30 Amp, cannot transform to 120V
  • L14-30P Ground connects 6-50R Ground
  • L14-30P Hots connect 6-50R Hots
  • L14-30P Neutral is empty(Open)
Bestseller No. 4
ONETAK NEMA 14-30P to 10-30R 120V/240V 30 Amp 10 AWG 4 Prong Male Plug to 3 Prong Female Outlet...
  • 120V/240V 30 Amp 10 AWG 4 Prong Male to 3 Prong Female dryer adapter
  • 14-30P Ground is empty(Open)
  • 14-30P Neutral connects 10-30R Neutral
  • 14-30P Hots connect 10-30R Hots
  • Made of High Quality Copper Wire
Bestseller No. 5
ONETAK NEMA 6-50P to 14-50R 240V Compact 50 Amp 3 Prong Male Plug to 50 Amp 4 Prong Female...
  • 240V 50 Amp, NOT FOR RV, NOT A 5-15P PLUG
  • 240V 50 Amp, NOT FOR RV, NOT A 5-15P PLUG
  • 240V 50 Amp, NOT FOR RV, NOT A 5-15P PLUG
  • 6-50P Hots connect 14-50R Hots
  • 6-50P Ground connects 14-50R Ground, No Neutral
Bestseller No. 6
AC WORKS 6-50 Welder Adapter (L14-30 30A 4-Prong Locking to 6-50)
  • U.S. Based Company
  • Generator power to Welder Adapter
  • NEMA L14-30P 4Prong 30Amp 125/250Volt Locking Plug
  • NEMA 6-50R 50Amp 250Volt Welder Oultet
  • Heavy Duty Over Molded durable Adapter Cord With STW 10/3 600 Volt Heavy Duty Outdoor Jacket with 30Amp Copper wire
Bestseller No. 8
50CM Nema 14-50P to 6-50R Heavy Duty AWG8 STW 50 Amp Plug to 50 Amp (Welder) Socket Adapter Cable,...
  • 50AMP Dryer Male Plug to 50AMP Welder Female Socket, Safe and Solid PVC Molded Plug and receptacle
  • NEMA 14-50P 50AMP 250Vac Male connect to the Dryer Socket. Nema 6-50R 50AMP 250Vac Socket connect to your welder Nema 6-50P welding Plug
  • Heavy duty cord made of STW 8AWG 3Conducor, 100% copper wire inside, Support Max 50AMP current,
  • Cord length=50Cm, Approximately 1.5Feet. Plug and receptacle Blade Pin in Brass (Copper)
  • All the cord we are selling were 100% tested with open/short/hi-voltage etc.
SaleBestseller No. 9
Eversimpleinc 4 Prong to 3 Prong Dryer Plug Adapter with Green Ground Wire, Connects 4-Prong New...
  • This adapter makes it possible for you to easily plug in a new dryer without changing the cord. Plug the 3 prong plug into the wall outlet and plug...
  • A good solution for older apartments or houses where has the 3 prong 240v outlets instead of the 4 prong ones. Fits most dryer outlets installed in...
  • Connects yours new dryer to old home outlet. By its new style 4 prong outlet (14-30R) to 3 prong dryer plug (10-30P). The NEMA 10-30 is an older style...
  • The green ground wire lets you simply plug the ground plug into the nearest regular wall outlet or extension cord. The full four poles have connected...
  • Product Specification: NEMA 10-30P 3-prong plug 125V/250V molded male. NEMA 14-30R 4-prong socket 250V molded female connector. Both are right angle,...
SaleBestseller No. 10
BOEEMI 4 Prong to 3 Prong Dryer Adapter Cord Convert 4 Prong Dryer Plug to 3 Prong Wall Outlet, NEMA...
  • [Grounding Green Wire is Necessary for Safety Purpose]: The 3 prong old dryer wall outlet only has x, y, w-pole without grounding, and your new dryer...
  • [Connects 4-pole New Dryer Plug to 3-pole Old Outlet]: This 3 to 4 prong dryer plug adapter is a cheaper and simple quick solution when you move into...
  • [Quicker, Easier & Cheaper Solution than Hiring Electrician]: If your current four prong dryer is in good condition, or you’re in rental, calling an...
  • [Heavy Duty Quality Copper Wire Construction]: Made with STW 10/3 AWG high quality oxidation resistant oil free heat proof 10 gauge copper inner wire...
  • [3-Year Warranty & 60-Day Full Refund Policy]: This dryer adapter 3 prong to 4 prong comes with a 3-year warranty, contact for any questions you might...
SaleBestseller No. 11
Conntek YL1430520S 30 4 Prong to 15/20 Amp Generator Y-Adapter
  • Plug (Male): NEMA L14-30P (30 AMPS)
  • Connector (Female): NEMA 5-15/20R
  • Gauge: 10 AWG, Max Rating: 7500 Watts
  • _STOW, UL, C-UL Listed
  • Outlet MUST be running at 240 Volts for each hot leg to work
Bestseller No. 12
ONETAK NEMA 14-50P to 10-50R 120V/240V 50 Amp 4 Prong Male Plug to 3 Prong Female Outlet Receptacle...
  • 120V/240V 50 Amp
  • 14-50P Ground is empty(Open)
  • 14-50P Neutral connects 10-50R Neutral
  • 14-50P Hots connect 10-50R Hots
  • Made of High Quality Copper Wire
Bestseller No. 13
Generator Plug 30 Amp 4 Prong to 3 Prong Adapter, L5-30P Generator Twist Lock Adapter to L14-30R...
  • Generator 3-prong L5-30 outlet transfer to 4-prong 30 Amp L14-30 adapter heavy cable, to match the generator output with the transfer switch input.
  • Perfect solution to convert generator cord 30 amp 4 prong to 3 prong adapter, 1.8FT generator cord instead of fixed adapter plug, durable and fits in...
  • L5-30P to L14-30R for adapter STW 10AWG/3, to power the home power system from a small power generator to prepare for hurricane season in advance.
  • Connect 120 volt inverter generator to 4 prong plug, Perfect to go from 3 prong twist lock to 4 prong twist lock, 110 single phase to 220 dual phase...
  • UL listed, check on the plug and power cord, heat-proof insulation and anti-oxidation. No matter the return window be closed or open, please contact...
Bestseller No. 14
ONETAK NEMA L14-30P to L6-30R 240V 30 Amp Twist Lock 4 Prong Male Plug to Twist Lock 3 Prong Female...
  • 240V 30 AMP, CANNOT TRANSFORM TO 120V
  • 240V 30 AMP, CANNOT TRANSFORM TO 120V
  • 240V 30 AMP, CANNOT TRANSFORM TO 120V
  • L14-30P Ground connects L6-30R Ground, No Neutral
  • L14-30P Hots connect L6-30R Hots
Bestseller No. 15
ONETAK NEMA 10-30P to 14-30R 120V/240V 30 Amp 3 Prong Male Plug to 4 Prong Female Receptacle...
  • 120V/240V 30 Amp, 3 Prong Male to 4 Prong Female Dryer Adapter
  • 4 Meters External Ground, Ground pin fits 5-15R Ground
Bestseller No. 16
ONETAK NEMA L14-30P to 10-30R 240V 30 Amp 4 Prong Twist Lock Male Plug to 3 Prong Female Outlet...
  • 120V/240V 30 Amp
  • L14-30P Ground is empty(Open)
  • L14-30P Neutral connects 10-30R Neutral
  • L14-30P Hots connect 10-30R Hots
  • Made of High Quality Copper Wire
Bestseller No. 17
Power Supply Brick Power Adapter for Xbox One, [Low Noise Version] UKor Xbox AC Adapter Replacement...
  • UPGRADED VERSION -- More Quiet: xbox one power brick have an latest updated radiator fan system that makes for little fan noise. Xbox one power supply...
  • POWER BRICK FOR XBOX ONE-- Perfect Designed for Your Xbox One,The power supply is compatible with Xbox one console, but not Xbox One S or Xbox One X...
  • LED LIGHT INDICATE -- The xbox power supply has different LED indicators to show its status. When the connection is secure,LED lights up: Green-Power...
  • WORLDWIDE COMPATIBLE -- Xbox one adapter Global Universal Adapter, Input:AC 100-240V ~ 4.91A 47-63Hz, Output: DC 220W 12V—17.9A;...
  • BRAND WARRANTY -- Built-in smart chip against Over-Heated/Over-Current/Over-Voltage/Short-Circuit . And UKor provides 30-Day money-back guarantee for...
SaleBestseller No. 18
Lewis N. Portable Immersion Water Heater + Electric Kettle Alternative for Coffee, Tea + Hot...
  • HEATS FAST + SIMPLE TO USE: You’ll have warm water in seconds, boiling water in just minutes. Fill your container, place the immersion heater in the...
  • MAXIMUM SAFETY: Durable burn guard protects your coffee mug, cups, and bowls ensuring the coils never touch the sides of your dishes or containers....
  • TRAVEL ADAPTER: Powered with a dual voltage system, (120 V for North America, and 240 V for Europe and other regions), and includes a European adapter...
  • VERSATILE: Perfect coffee and tea heater at the office, at home, or while you travel. Wonderful addition to your camping accessories. Compact,...
  • PERFECT GIFT: Hunter, outdoorsman, traveler, coffee or tea lover, Christmas, birthday, house warming gift, or for the person who already has...
Bestseller No. 19
Dryer Adapter, Dryer Plug Cord 14-30R Female to 10-30P Male, 3 Prong to 4 Prong Dryer Plug Converter...
  • 【AUTOMATIC CONVERSION PLUG】 When moving to a new house, the socket of the new house is not suitable for the dryer, please consider using this...
  • 【SAFETY】 The dryer plug adapter that meets the UL standard has a copper core that meets the quality requirements of STW 10/3 AWG and a durable...
  • 【PARAMETER】NEMA 10-30 3-prong plug 250V 30 AMP molded male, right angle. NEMA 14-30 4-prong socket 125V/250V 30 AMP molded connector, right angle....
  • 【EASY TO USE】 The power conversion adapter of the heavy-duty clothes dryer can be bent to fit your clothes dryer position. It does not require...
  • 【QUALITY ASSURANCE】 We specialize in the production of various adapter lines. Safety-related products keep us responsible at all times. If you...
Bestseller No. 20
Dryer Adapter Cord, Dryer Adapter 3 Prong To 4 Prong NEMA 14-30P Male to 10-30R Female, 30A,...
  • ✅3 Prong To 4 Prong Dryer Adapter Cord. UL Approved For All PVC Wire.
  • ✅Dryer Adapter Cord 14-30 Plug To 10-30 Receptacle, 30 AMP, 250 Volt, 7500 Watts. Length : 20 Inch
  • ✅Molded With Electroplate Copper Terminal In Order To Avoid Surface Oxidation Effectively.
  • ✅Used 10 AWG Stranded Copper Inner Wire, Support Max 30 Amp Overload.
  • ✅NEMA 10-30 3-Prong Socket 250V 30 AMP Molded Connector, Right Angle.NEMA 14-30 4-pron Plug 125V/250V 30 AMP Molded Male, Right Angle.Dryer 4 Prong...

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  5. Customer Ratings: Number ratings grade 240v 3 Prong To 4 Prong Adapter objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 240v 3 Prong To 4 Prong Adapter.
  7. Product Quality: You don’t always get what you pay for with an 240v 3 Prong To 4 Prong Adapter, sometimes less, and sometimes more.
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