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The Best nema l 14 30 of 2023 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best nema l 14 30 of 2023. Check our ranking below.

2,598 Reviews Scanned

Rank No. #1
Houseables Generator Cord 30 Amp 4 Prong, Generators Extension, 10 Ft, 125-250v, 7500 watt max Rating, UL CUL, NEMA L-14-30P, Rubber, 10 Gauge, Heavy Duty, L14-30, Transfer, Power Cable, Locking
  • ALL-WEATHER INDOOR/OUTDOOR USE: .65" outside diameter cord, 10 gauge/4-conductor, 30 amp, 4-pronged all rubber transfer switch extension cord. Rated for general indoor and outdoor use and is compliant with cradle mounts, portable AC units, air compressors, electric vehicle charges, and emergency electrical needs during power outages and other power connection purposes. Please note that this cord becomes less malleable in colder weather.
  • EXCELLENT PLIABILITY: Pliable, flexible all rubber cord gives you a clean current in subzero weather conditions. Works tremendously for carrying a sustained load without overheating or becoming stiff. It is weather, water, and oil resistant, and may be used for extended periods of time year-round. A useful and reliable emergency extension cord that has excellent flexibility straight out of the box.
  • TWIST AND LOCK MECHANISM: SJTW L14-30 locking power cords with 125-250 voltage. The locking plugs have the pins arranged in a circular manner. The plug is inserted and twisted to lock in place. This cord can be used to run any circuit in your breaker panel up to 30A. It is an ideal cable for running an emergency generator to your wall outlet.
  • FOR HIGHER AMP LOADS: Larger gauge wiring is well built to give you peace of mind when running higher amp loads. The yellow rubber is accented by black molded ends that give high visibility. The cord rolls out cleanly and easily recoils when not in use, so storage is never a bother.
  • SPICE UP YOUR BACKYARD: Our extension cord will give you the opportunity to have the ultimate backyard set-up without the hassle. Add some accessories around your patio while using our extension cord as a handy helper to get the job done.
Rank No. #2
GearIT 30-Amp Generator Extension Cord (50 Feet) 4-Prong 120/250-Volt 7500W, NEMA L14-30P/L L14-30R, 10 Gauge SJTW Locking Power Cord for Manual Transfer Switch, Portable Generators, Power Outage 50ft
  • Heavy Duty Extension Cords: This generator cord 30 amp 4 prong 120/250V 7500W is specially designed for connecting portable energy generators with manual transfer switches to power your house or RV.
  • Twist Lock Connectors. GearIT 250v extension cord needs specific plugs. It has a pair of torsion lock NEMA L14-30P/L14-30R connectors that avoid abrupt power disconnection.
  • Easy to Find in the Dark. The bright green outdoor extension cord contrasts with dark surfaces and helps prevent accidents, for example, in garages, gardens, and other dimly lit rooms or spaces.
  • Strong and Weather Resistant. GearIT generator cable cord performsflawlessly in demanding weather situations. It can withstand prolonged exposureto the sun, rain, snow, and temperature changes. In addition, it operates withoutoverheating in 40-degree Celsius (104 Farenheit) weather.
  • Power Your World Anytime. Plug in your power generator to energize your entire home during natural disasters or provide electricity to your trailer at stops along your journey. This extension cable keeps your equipment running through outages.
Rank No. #3
Houseables Generator Cord 30 Amp 4 Prong, Generators Extension, 25 Ft, 125-250v, 7500 watt max Rating, UL CUL, NEMA L-14-30P, Rubber, 10 Gauge, Heavy Duty, L14-30, Transfer, Power Cable, Locking
  • ALL-WEATHER INDOOR/OUTDOOR USE: 25-foot long, 10 gauge/4-conductor, 30 amp, 4-pronged all rubber transfer switch extension cord. Rated for general indoor and outdoor use and is compliant with cradle mounts, portable AC units, air compressors, electric vehicle charges, and emergency electrical needs during power outages and other power connection purposes.
  • EXCELLENT PLIABILITY: Pliable, flexible all rubber cord gives you a clean current in subzero weather conditions. Works tremendously for carrying a sustained load without overheating or becoming stiff. It is weather, water, and oil resistant, and may be used for extended periods of time year-round. A useful and reliable emergency extension cord that has excellent flexibility straight out of the box.
  • TWIST AND LOCK MECHANISM: SJTW L14-30 locking power cords with 125-250 voltage. The locking plugs have the pins arranged in a circular manner. The plug is inserted and twisted to lock in place. This cord can be used to run any circuit in your breaker panel up to 30A. It is an ideal cable for running an emergency generator to your wall outlet.
  • FOR HIGHER AMP LOADS: Larger gauge wiring is well built to give you peace of mind when running higher amp loads. The yellow rubber is accented by black molded ends that give high visibility. The cord rolls out cleanly and easily recoils when not in use, so storage is never a bother.
  • SPICE UP YOUR BACKYARD: Our extension cord will give you the opportunity to have the ultimate backyard set-up without the hassle. Add some accessories around your patio while using our extension cord as a handy helper to get the job done.
Rank No. #4
30 amp Splitter 4 Prong Dryer Y Splitter L-Prong NEMA 14-30P Male to 2 x NEMA 14-30R Female, 30 Amp 250 Volt 7500W STW 10 AWG Dryer Y Adapter Cord, Power Cable for Electric Car, UL Listed
  • [Cord Rating] 4 prong NEMA 14-30 plug to 2 of NEMA 14-30 Receptacle, 3.3 Feet, Rated for 125V/250V max rate 7500 watt. UL Listed.
  • [Dryer Splitter Cord] Heavy duty and supple 240V splitter, used it to split dryer and EV Car charger, just have to be sure to use only one or the other at any time to avoid tripping a circuit breaker.
  • [Level 2 EV Charging] NEMA 14-30 plug 30 Amp splitter cord is suit for Level 2 EV Charging such as Tesla Model 3, Model S, Model X, Model Y, and 30 Amp 3 prong dryer.
  • [Why choose us] Passed UL certification, Molded with electroplate copper terminal in order to avoid surface oxidation effectively. UL listed, check the information on the cable and the splitter.
  • [Warranty Service] We can guarantee 12 months money back and 24 months quality warranty. If you have any problem of using the product, please contact us & you will get timely and friendly customer service. Your suggestion is the key to our optimized product design.
Rank No. #5
STARELO Locking Receptacle for Generator NEMA L14-30R Twist Lock Wall Outlet 30A 125/250V 3 Pole 4 Wire Grounding Electrical Receptacle Industrial Grade UL Listed (NEMA L14-30R)
  • 30 Amp, 125/250 Volts, 60Hz, 3 Pole 4 Wire.
  • UL Listed, NEMA L14-30R, Industrial grade locking female Receptacle.
  • Locking design makes the Receptacle tightly locked on the electrical equipment.
  • Heavy Duty nylon body having excellent impact resistance and chemical resistance.
  • Suitable for replacing damaged Receptacle in generators, transfer switches, welding equipment, RVs, trailers and welding equipment.
Rank No. #6
STARELO 30 Amp Locking Female Plug Box NEMA L14-30C Generator Twist Lock Adapter Female Connector,125/250 Volt,Outdoor dustproof and Weatherproof for generators, Welding Machines, etc.ETL Listed.
  • Specifications: NEMA L14-30C, one Locking Female Plug with protective box.
  • Parameters: ETL Listed, 125/250V, 30A, 3 Pole 4 Wire Grounding Type.Protection class: IP66.
  • Function: Reinstall or replace your home/outdoor outlet.
  • Design: The socket comes with a protective box, which is made of high-quality plastic. When not working, cover the cover to prevent dust from entering, reduce the damage caused by radiation to the human body, and have waterproof function.
  • Applicability: Use with generator transfer switch,Used for the connection of generators or welding machines.
Rank No. #7
Journeyman-Pro 2713 30 Amp, 125/250 Volt, NEMA L14-30R, 3P, 4W, Locking Plug Connector, Black Industrial Grade, Grounding 7500 Watts Generator Rating (L14-30R (Female Plug))
  • INDUSTRIAL GRADE: NEMA L14-30R, 3 Pole, 4 Wire, Locking Connector Black/Yellow
  • CLEAR SEE-THRU Wiring Block & Color Coded Positive Crimp Lock Wire Clamps Provides Visual Inspection
  • 30 Amp - 7500 Watts 125/250 Volts AC - Grounding Type
  • HEAVY DUTY Use for Generators, Transfer Switches, Welding Equipment, RV, Trailer & Camper
  • cUL Listed 91GG Plug, LIFETIME WARRANTY
Rank No. #8
ELEGRP NEMA L14-30P Locking Plug, Generator Twist Lock Adapter Male Plug, 30 Amp 125/250V 3 Pole 4 Wire Grounding, Industrial Grade Heavy Duty, UL Listed (1 Pack, Black/White)
  • ✅【Toughened Nylon Construction + Copper Brass Blades】 Insulated and solid nylon housing will keep non-current carrying parts from becoming energized and won’t crack in high abuse applications. Formed from a single piece of solid brass to reduce friction and overheating, providing excellent conductivity.
  • ✅【Tight Lock】 Secure locking design that plug is locking tightly on electrical equipment to keep it from vibrating loose and falling out. Internal cord clamp assures secure wire connection.
  • ✅【Safe Enough】 Each wire slide into a separate tube and to be tightened to prevent shorting or stray strands. Flexible rubber dust seal prevents moisture and contaminants from entering the wiring chamber.
  • ✅【Good to Use and Install】 Ergonomic fluted body design with radial grip ridge is ideal for gripping, turning and pulling. Face and body feature alignment make it easy to assemble. Grip screws are installed from the same side to make tightening easy. Pocketed recess for cord grip screws deters the slippage of the screwdriver.
  • ✅【Wide Application】 Typically used for generators, temporary power solution, transfer switches, welding equipment, RV, trailer & camper trailer & camper welding equipment, etc.
SaleRank No. #9
30 amp to 20 amp Adapter 110 RV Distribution Locking Cord NEMA 14-30P Male to 4X 5-20R 1.5 FT Household Outlet Female with Dust Protection Caps
  • [Cord Rating] 4 prong NEMA L14-30 Locking Male Plug to 4X 5-15/20 amp T-Blade household Connectors, 30 amp to 110 adapter, 1.5 Feet with 4x10 SJTW gauge cable, Rated for 125V/250V max rate 7500 watts. UL Listed
  • [Wide Compatibility] NEMA L14-30P Locking 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.
  • [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 dust protection caps.
  • [Why choose us] Passed UL certification, Copper wire with flame-resistant PVC outer sleeve, The ergonomics handle eliminates frustration by assisting users in safely and conveniently gripping.Included accessories: Towel (for cleaning cables), strap and storage bag for M1A2.
  • [Warranty Service] We can guarantee 12 months money back and 24 months quality warranty. If you have any problem of using the product, please contact us & you will get timely and friendly customer service. Your suggestion is the key to our optimized product design
Rank No. #10
L14-30R 30 Amps 125/250V 4 Prong Generator Twist Locking Plug Connector Female Receptacle
  • √ Condition: Brand new and high quality, well packed
  • √ Amps: 30A. Volts: 125/250V. NEMA: L14-30R
  • √ Style:Twist Lock Type: Receptacle
  • √ Replace worn or broken receptacles to bring new life to power tools, machines & extension cords.
  • √ Built to strict quality control standards, 2 years warranty, hassle-free return and money back policy, buy with confidence!
Rank No. #11
Leviton 2710 30 Amp, 125/250 Volt, Flush Mounting Locking Receptacle, Industrial Grade, Grounding, V-0-MAX, pack of 1, Black
  • Single Flush Locking Receptacle
  • Extra-Thick 0.50 Inch Nickel-Plated Brass Mounting Strap For High-Abuse Applications
  • Designed For Maximum Durability
  • Brand Name: Leviton
Rank No. #12
Travelers Club Cosmo Hardside Spinner Luggage, Charcoal Grey, Carry-On 20-Inch
  • 20" 4 Wheel Spinner Carryon Luggage. Body (without wheel) Dimensions: 19½ in. H x 13½ in. L x 8½ in. W. Product Weight: 6 lbs.
  • Made of ABS: Durable and lightweight hard shell
  • 4 Spinning Wheels for Smooth Mobility and Ease on Wrist for Travelers
  • Fully Lined Interior with Pockets, Compression Straps, and Dividers for Easy Packing and Organizing
  • Top Carry Handle and 4 Side Rubber Studs for Laying on Ground
Rank No. #13
Temco NEMA L14-30P / L14-30R Plug Set 30A 125/250V Locking UL Listed/Generator
  • Sturdy reinforced nylon construction for a lasting finished product.
  • UL Certified, so you can be confident in the product's safety.
  • TEMCo Industrial is a well established brand in electrician's tools, equipment, and accessories.
  • 1 Year gurantee on any manufacturing defects.
  • 1 Year no-questions-asked return policy. We pay for the shipping back to us and will either replace or refund the purchase.
SaleRank No. #14
Leviton 2711 30 Amp, 125/250 Volt, NEMA L14-30P, 3P, 4W, Locking Plug, Industrial Grade, Grounding - Black-White
  • Heavy Duty construction
  • Suitable for homeowners all the way up to professional contractors
  • Commercial grade performance and durability
Rank No. #15
Journeyman-Pro 30 Amp, Plug & Connector Set, NEMA L14-30R & L14-30P, 125/250V, Locking Plug Socket, Black Industrial Grade, Grounding 7500 Watts Generators (L14-30PR PLUG SET)
  • INDUSTRIAL GRADE: NEMA L14-30R & L14-30P, 3 Pole, 4 Wire, Locking Plug Connector SET Black/Yellow
  • CLEAR SEE-THRU Wiring Block & Color Coded Positive Crimp Lock Wire Clamps Provides Visual Inspection
  • 30 Amp - 7500 Watts 125/250 Volts AC - Grounding Type
  • HEAVY DUTY Use for Generators, Transfer Switches, Welding Equipment, RV, Trailer & Camper
  • cUL Listed 91GG Plug, LIFETIME WARRANTY
Rank No. #16
Journeyman-Pro 2711 30 Amp, 125/250 Volt, NEMA L14-30P, 3P, 4W, Locking Plug Connector, Black Industrial Grade, Grounding 7500 Watts Generator Rating (L14-30P (Male Plug))
  • INDUSTRIAL GRADE: NEMA L14-30P, 3 Pole, 4 Wire, Locking Plug Connector Black/Yellow
  • CLEAR SEE-THRU Wiring Block & Color Coded Positive Crimp Lock Wire Clamps Provides Visual Inspection
  • 30 Amp - 7500 Watts 125/250 Volts AC - Grounding Type
  • HEAVY DUTY Use for Generators, Transfer Switches, Welding Equipment, RV, Trailer & Camper
  • cUL Listed 91GG Plug, LIFETIME WARRANTY
Rank No. #17
Iron Box NEMA L14-30P Generator Plug - Rated 30A 125/250V, 4 Prong for L14-30R Generator Receptacles IBX-L1430P
  • L14-30P Male Plug
  • UL Listed
  • Heavy-Duty Construction
  • Rated for 30 Amps, 125/250V
  • 4-Prong Plug
Rank No. #18
Journeyman-Pro 2715, NEMA L14-30 Flanged Inlet Generator Plug, 30A 125/250 Volt, Locking Receptacle Socket, Black Industrial Grade, Grounding Welding Use 7500 Watts
  • SUPER TOUGH Black Nylon Body Resists Damage From Severe Impact, Abrasion and Chemicals
  • CLEAR SEE-THRU Wiring Block & Color Coded Positive Crimp Lock Wire Clamps Provides Visual Inspection
  • 30 Amp - 7500 Watts 125/250 Volts AC - 2HP Rating, 3-Pole 4-Wire Grounding Type
  • HEAVY DUTY Use for Generators, Transfer Switches, Welding Equipment, RV Camper Power Inlet
  • cUL Listed Approved Plug 91GG, Accommodates 8-14 AWG Gauge Wiring
Rank No. #19
1.5FT Nema L5-30P to L14-30R Adapter Cable, 30-Amp L5-30 Male Generator Male to L14-30 Transfer Switch 4-Prong Female Adapter STW 10AWG, 30A Generator 3-Prong to 30A 4-Prong
  • Nema L5-30P 3Pole Male Generator Plug to 4-Prong Nema L14-30R Female 4-Prong Adapter cable.
  • Nema L5-30P male plug rated @ 30Amp 125V. Plug is pvc molded, Cord in heavy duty STW 10AWG
  • Nema L14-30R work in both 30A 125/250V, the receptacle is pvc molded, Cord in heavy duty STW 10AWG
  • The adapter length is 1.5 feet. Approximately 45CM All the power cables we are selling passed 100% related safety and durable testing.
Rank No. #20
MECMO - NEMA L14-30 Flanged Inlet Generator Plug with Dust Cover, 30Amp Locking 4-Prong L14-30P 125/250-Volt, Black Industrial Grade, Grounding Welding Use 7500 Watts
  • 【L14-30 Inlet & Cover】30 Amp - 7500 Watts 125/250 Volts AC - 2HP Rating, 3-Pole 4-Wire Grounding Type Flanged Inlet w/Integrated Faceplate & Rubber Cover.
  • 【Multiple Use】For Generators, Transfer Switches, Welding Equipment, RV Camper, and Cabin Power Inlet to supply power to your Home, Business, Boat or Trailer.
  • 【7500 Watts Rating】UL and C-UL Listed Approved Plug 91GG. Accomadates 10-14 AWG Gauge Wiring.
  • 【Waterproof Cover】This NEMA L14-30P Generator Flanged Inlet Plug equips with waterproof rubber cover which effectively protect the power plug fromo water, dust and splash. Securely fits the entrance port, protecting against accidental touching of the contacts.
  • 【Tough & Strength】Made of high quality extra thick black nylon plastic Body and Premium Copper, heavy duty flanged Inlet Can Resists Damage From UV Degradation, Severe Impact, Abrasion, Chemicals.

Last update on 2023-09-07 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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FAQ:

Q: What can a NEMA L14-30 plug be used for?

A: Although the NEMA L14-30 receptacle is commonly found on generators, that’s not the only place you’ll find them. It’s an appropriate receptacle to use for powering any 240-volt appliance in your house that draws a maximum of 30 amps of electricity. Examples include air conditioners, low-capacity electric water heaters and some types of power tools.

Q: What’s the maximum voltage for a NEMA 30 amp outlet?

A: Wiring of L14-30 Connector 120/240V NEMA Connector L14-30 120/240V This twist-lock 30-amp part is probably the most common type of single-phase three-pole outlets found in most portable generators over 4,000 watt. Theoretically, its maximum rating is 250Vx30A= 7,500 VA.

Q: How many amps does a NEMA twist lock plug have?

A: The plug is rated by the National Electrical Manufacturer Association to supply 240-volt electricity at a maximum current of 30 amps. It goes without saying that you need a matching NEMA L14-30 twist lock plug on the end of any cord you want to plug into a generator with one of these receptacles.

Q: What kind of plug does a NEMA generator use?

A: The NEMA L14-30 twist lock receptacle is the type you usually find on portable generators that provide 240-volt electricity. The plug is rated by the National Electrical Manufacturer Association to supply 240-volt electricity at a maximum current of 30 amps.

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