Top 9 L14-30R Adapter – Outdoor Generator Cords, Sets & Plugs

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1. NemaTech


Straight Blade Male to 4-Prong Locking Female Adapter up to 1875 Watts, NemaTech NEMA 15Amp 5-15P Generator to Transfer Switch L14-30R Inlet Box Adapter

NemaTech #ad - Pins and terminals are nickel-plated to prevent rusting, and twist lock for extra security. Weather proof - Electroplated terminals to protect against oxidation. Safety first - do not exceed the listed rated power and current and only use suitable cables and connectors.

Ease of use - nema 5-15p to nema l14-30r locking adapter is a regular household plug to a locking female connector. Nema l14-30r can be commonly found on most generators and inlet boxes. It has a maximum operation power of 1875 Watts. Heavy duty - nema 5-15p outlet is your standard, nema l14-30r - 30 amp, household straight blade male plug, regular household plug. Nema 5-15p - 15 amp, 120/250 volts hots Bridged 4-Prong Locking Female Connector. Industrial grade - Built with quality components for maximum durability. You can apply this adapter on your transfer switches during power outages.
BrandNemaTech #ad
ManufacturerNemaTech Industry #ad

2. Cable Matters


1.5 Feet NEMA L14-30P to TT-30R, Cable Matters 4 Prong 30 AMP Generator Adapter 30 AMP RV Adapter, Generator Cord

Cable Matters #ad - Outdoor rated generator extension cord has a 10/3 stw rating; Flexible and weather-resistant generator cord is engineered with a 600V thermoplastic cable jacket and easy-grip features for unplugging. 4 prong generator adapter cord converts a 30a locking receptacle on a generator to a connection for a 30A TT-30 120V RV power cord; Reduce the strain on your generator plug with this convenient adapter.

Portable generator patch cord is compatible with models that accept a 30 amp 4 prong generator cord such as the Champion 7500-Watt portable generator, DuroMax XP1200EH portable generator, DuroMax XP4400E 4, 400 watt generator and Westinghouse WGen6000 portable generator.

Rugged & safe pigtail adapter with a locking l14-30 power plug for the generator side and the common Travel Trailer 30R receptacle to connect a 30 amp RV trailer cord. Heavy duty 10 gauge power cord is rated to support up to 3600 watts; A lifetime warranty and product support with this dogbone adapter provides peace of mind when purchasing.
BrandCable Matters #ad
ManufacturerCable Matters #ad
Part Number400035-1.5

3. Iron Box


NEMA L14-30P to L6-30R Power Cord Plug Adapter, 30A, 10 AWG, 125/250V, Iron Box Part # IBX-78445 1 ft

Iron Box #ad - Heavy duty - molded water resistant nema l14-30P Locking Plug to NEMA L6-30R Locking Connector. Generator plug adapter - adapt your L6-30P Locking Plug to fit your L14-30R Generator Receptacle. Ul listed - tested for voltage Hi-Pot, Polarity, Continuity, and Insulation Resistance. Life time warranty - Against Manufacturing Defects. Custom lengths - Available Upon Request.
BrandIron Box #ad
ManufacturerIron Box #ad
Part NumberIBX-4489

4. Kohree


Industrial Grade Outlet Adapter 7,500W, Kohree NEMA L14-30R Generator Female Plug 30 Amp 4 Prong, UL Listed, Twist Locking Plug Receptacle Connector 125/250V

Kohree #ad - Application: l14-30r 30 amp female plug 4 prong good for your electrical set-up, transfer switches, suitable for generators, RV, trailer & camper welding equipment. And well-constructed with durabble copper parts, and sturdy nylon bases.

Safe operation: the contacts are covered with plastics without wrapping wires around screws, but it slide each wire into a separate tube and tighten them to prevent shorting or stray strands. Nema l14-30r female plug: 30 amp twist locking plug, 4 wire 10-gauge cord, 125/250V, up to 7, 500w, 3 pole, fit for generator with 30A outlet. Twist locking plug connector: Secure locking design that plug is locking tightly on generator to prevent loosing and falling out. Easy to install with enclosed wiring instruction printed on the inside of the box. Ul listed generator plug: interior made of rubber grommet to protect wires from moisture and dirt.
BrandKohree #ad
ManufacturerKohree #ad

5. Conntek


Conntek PL1430L630 Generator Adapter 30-Amp 125/250-volt L14-30 4-Prong Locking Plug to 30-Amp 250-volt L6-30R Female

Conntek #ad - Nema l14-30p 30a 125/250 volt Plug. No assembly required. Power source type: Propane. Generator Adapter. Cable: stw 10/3 3 wires at 10 AWG, Hots are Bridged. Max rating: 7, 500 Watts. Nema l6-30r 30 amp.
BrandConntek #ad
ManufacturerConntek #ad
Height2 Inches
Length5 Inches
Width4 Inches
Part Numberna
WarrantyLimited one year warranty

6. Marvine


Marvine Generator Adapter 30A Locking Twsit L14-30P Male to 30A 250V L6-30R Female STW10/3 1.5ft

Marvine #ad - 30a 250v 1. 5 feet with leD Power indicator light. Max rating: 7, 500 Watts. Cord sets and power-supply cords certified for usa & Canada Standard: UL 817 CSA 22. 2 ul/cul listeD. Stw 10/3 cable 600volt, weather resistant for outdoor use. Male nema l14-30p 30a 125/250v to female nema l6-30r 250V 30A.
BrandMarvine #ad
ManufacturerMarvine #ad
Height6.1 Inches
Length11.02 Inches
Weight482 Grams
Width2.95 Inches

7. Zadmory


L5-30P to L14-30R Adapter Orange, Zadmory Generator Adapter 4 Prong to 3 Prong 1.8FT, 30 Amp 3 Prong Locking Male Plug to RV 30 Amp Female Standard Connector

Zadmory #ad - Please feel free to contact us. Of course, if you have any questions after purchasing our products. The customer is god, your high-quality buying experience and good use experience are our goals.

Equipped with superior weather-proofing, water-resistance, much safer for emergency, especially in those “extreme” situations. Can be used for all weather and season, you can count on reliable 30 amp power flow, and extreme weather using. We will solve your problem immediately. Generator adapter with 4 to 3 prong outlet, Nema L14-30R to Nema L5-30P Adapter. 1. 8feet 3 prong generator plug for adapter, stw 10AWG/3, support max 30 AMP overload, 250 volt, 7500 Watts. Heavy duty generator adapter cable, molded with electroplate copper terminal in order to avoid surface oxidation effectively.
BrandZadmory #ad
ManufacturerZadmory #ad

8. yodotek


4 Prong to 3 Wire 125/250v, yodotek 1.5FT NEMA L14-30P to 6-50R,Generator Power Cord to 50 Amp Welder Adapter

yodotek #ad - Enjoy better electrical equipment and auxiliaries from Yodotek. Weather and fire resistance–whether you’re connecting from your generator to a power box outside or inside, we’ve got you covered.

10 gauge 3 wire nema l14-30p plug to 6-50r receptacle Generator Power Cord. Generator extension cord Offering 125/250 volts. 1 year quality guarantee and 3 year customer service if you found any problem of our cable pls email us, we will feedback you in 24 hours. From a transformer explosion and mass power outage, you can count on reliable 30 amp power flow, to the hunting camp.

Equipped with superior weather-proofing, especially in those ”extreme” situations. We choose the good quality of 105℃ PVC with the FT-1 level fire resistance. Equipped with a 4 connection “lock-in” relay, and a running power of 7500 watts, you’re sure to find the power transfer you need right here.
Brandyodotek #ad
ManufacturerXuanhua #ad

9. Parkworld


Parkworld 886139 Generator Adapter Cord Locking 4 Prong Male NEMA L14-30P to 10-30R Dryer 3 Prong Receptacle

Parkworld #ad - Dryer 30 amp 3-prong 10-30 female receptacle. Generator twist lock 30 amp 4-prong l14-30 male plug. Ul 62 standard 10awg/3c stranded inner wire inside, Test electrical function by UL & cUL standard. Ac power adapter cord l14-30p to 10-30r 250 Volt / 7500 Watt. Molded with electroplate copper terminal in order to avoid surface oxidation effectively. Heavy-duty round power adapter plug for generator 100% copper conductor inside.
BrandParkworld #ad
ManufacturerParkworld #ad
Height3.54 Inches
Length14.17 Inches
Width3.54 Inches