Top 10 NEMA L14-30P to NEMA SS2-50R – Outdoor Generator Cords, Sets & Plugs

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1. Parkworld


Parkworld 692118 Shore Power Adapter Generator 30A L14-30P Male to Marine 50A SS2-50R Female with Locking Ring

Parkworld #ad - Shore power for marine SS2-50 twist lock female connector with locking ring. Heavy-duty power adapter cord for RV / Marine / Generator. Shore power adapter l14-30p to CS6364C 125V/250V. 1 piece compact style adapter 100% copper wire conductor inside, support max 30 Amp loading. Generator to transfer switch 50 amp inlet Box Adapter L14-30 30Amp 4-Prong to CS6364.
BrandParkworld #ad
ManufacturerParkworld #ad
Length4.75 Inches
Weight11.24 ounces
Width3 Inches
Part Number692118

2. ElecStream Tech


ElecStream Tech Shore Power / RV Generator Adapter Cord,NEMA L14-30P to SS2-50R,30A Twist Locking Male to 50A Twist Locking Female,Gray 18 Inch

ElecStream Tech #ad - 50 amp nema ss2-50r twist lock female connector with Locking Ring, Seal Ring and LED Power Indicator Light. 30 amp nema l14-30p twist lock male 4-prong plug. Rated 125v/3750w ; cord type stw 10/4, weather resistant for outdoor use. Gray cable in 18 inches for a nice fitting connection; Perfect for connecting generator to Marine, RVs and Campers. Male plug can be locked securely into place at the generator end, avoids cord slipping from holster and lock tightly. 100% pure copper for superior conductivity, Heavy Duty Insulated cables.
BrandElecStream Tech #ad
ManufacturerElecStream Technology #ad

3. Parkworld


Parkworld 62176 Shore Power Adapter Generator 30A L14-30P Male to Marine 50A SS2-50R Female with Locking Ring 20FT

Parkworld #ad - 100% copper wire conductor inside, used STW 10 AWG cable support max 30 Amp loading. Heavy-duty power adapter cord for RV / Marine / Generator. Shore power adapter cord l14-30P to CS6364 125V/250V. Ca standard twist lock female cs6364 connector with locking ring and seal ring for generator 50A inlet box, extension cord, generator outlet. Generator 4-prong locking L14-30P male connector.
BrandParkworld #ad
ManufacturerParkworld #ad
Length20 Feet
Weight8.4 Pounds
Width3 Inches
Part Number62176B

4. Miady


Grounding Type, Miady NEMA L14-30P Generator Plug, 30 Amp 4-Prong Industrial Grade Locking Male Plug Up to 7,500W, UL Listed

Miady #ad - Tightly lock: screw down stress relief section, secure locking on generator to keep it from vibrating loose and falling out. Safe enough: the contacts are in plastic housings without wrapping wires around screws, slide each wires into an individual tube and tighten, prevent shorting or stray strands.

Keep out debris/ moisture: Built with rubber grommet inside, give moisture for different sizes of cords. Built to last: ul listed, well-conductive copper parts and Nylon bases construction are rugged and durable for dependable use - We provide 24*7 friendly customer support and also back our products for 18 months. Nema l14-30p: heavy duty l14-30p locking plug, uses with 10-gauge cord for up 7, 4-wire Grounding Type at 125/250V, 3-pole, 500W of generator with 30A outlet. Please feel free to contact us.
BrandMiady #ad
ManufacturerMiady #ad

5. S7


50 Amp Generator Extension Cord, 20FT STW 6/3 + 8/1 Power Cord N14-50P & SS2-50R & CS6364 Twist Lock Connectors

S7 #ad - Ul 20 feet length durable materal the resistant STW cord is made for heavy duty construction, it is built to the highest quality standards. N14-50p & cs6364 50 amp generator extension cord plug male: 14-50p with handle, elbow plug style for strain-relief; Receptacle Female: SS2-50R, Locking Style. With sturdy finishing rope. This cord is perfectly suitable for camping, tailgating, outdoor and sporting in spite of hurricane season and other bad weathers. Wide applicationlocking collar for enhanced protection from the elements, while in use, Max rating: 12, 500 watts.
BrandS7 #ad
Manufacturerwin-win #ad



NEMA 3R Power Inlet Box with 4 Prone, PB30, WELLUCK 30 Amp Generator Power Inlet Box, Generator Outlet, 125/250 Volt, L14-30P, 7500W Generator Inlet for Outdoor Receptacle, ETL Listed, Weatherproof

WELLUCK #ad - Etl certified30a, designed for all 30 amp nema l14-30 generator cord. The best partner for generator to house power cord, especially when short of power, 125/250V, providing and maintaining continous backup power supply from the generator outside, 7500W GENERATOR INLET BOX with NEAM L14-30 inlet generator plug, terrible weather.

Power on indicationupgraded with the green light power on indication on the lid, WELLUCK power inlet box is more visible and safer when working, will light on when plug in and start power connection. Weatherproof & rust resistancethe whole metal body is covered by anti-rust powder coating and the fliping cap could be shut down when it is not working in order to prevent dust, humid air and water. No more serious curving wire.

4 ways connection1. 2" hole drilling position on 4 areas left, Right, Bottom & Back could connect to transfer switch and electric panel on multi-directions straightly. Comparing with old version, what's more, larger space makes the whole installation easier and faster, the heat-dissipation will be better and guarrantee long lifetime. Comparing with old version, especially at night or dark area. Larger spacethe front panel is removable for wiring up. 10 awg wire supported in max.
BrandWELLUCK #ad
ManufacturerWELLUCK #ad

7. GearIT


Power Outage, Hurricane, Portable Generators, GearIT 4 Prong 30-Amp 40-Feet 250-Volt Generator Extension Cord NEMA L14-30P to L14-30R Generator Power Cord for Manual Transfer Switch

GearIT #ad - If you're not completely satisfied, within 30 days of purchase for a full refund! Limited lifetime warranty - we are committed to our customers' satisfaction, simply contact us directly, which is why we offer a Limited Lifetime Replacement Warranty and a 30-Day, 100% Money-Back Guarantee.

Professional grade - ultra portable 40 feet 30amp generator power cords to provide electrical power for your house, appliances, emergency backup generators, or power outages. Powerful design - gearit 40 foot, 125/250v electrical power cord designed specifically for emergency portable generators to power the entire house, shelter-in-place, 30A, home, shop, and manual transfer switch. Uses 4 prong twist lock nema l14-30P to L14-30R plug for emergency generators.

Be prepared for power outages, hurricanes, typhoons, soil, tornadoes, and snowstorms. Weather resistant - ul certified heavy duty generator electric cord designed to withstand elements like wind, snow, rain, and rocks for long-lasting durability that keeps you powered through hurricane season. Ul certification seal and approval for safety. For emergency generators - our gearit 30amp 10 gauge electric generator cord designed for extreme weather conditions.
BrandGearIT #ad
ManufacturerGearIT #ad
Part NumberGI-EXT-L1430P-L1430R-40F

8. Best brose


Best brose 15Ft 50 Amp Heavy Duty Generator Extension Cord 125V 250V 12500W UL Listed Generator Power Cord N14-50P & SS2-50R Twist Lock Connectors 15Ft 8AWG

Best brose #ad - Excellent pliability pliable, flexible cord gives you a clean current in subzero weather conditions. That has excellent flexibility straight out of the box. N14-50p & cs6364 50 amp generator extension cord plug male: 14-50p with handle, elbow plug style for strain-relief; Receptacle Female: SS2-50R, Locking Style.

Stays flexible even in subzero temperatures and may be used for extended periods of time year-round. 15’ generator power cord 15' heavy duty generator cord gives you the extra length so as to protect your and others from standing too close to the hazardous exhaust. Wide application- this cord is perfectly suitable for camping, tailgating, outdoor and sporting in spite of hurricane season and other bad weathers.

Weather resistant weather/water/fire resistance the good quality of the stw cable 105℃ the cable can be used indoor/outdoor for all weather and season, it is also with the water resistance, much safer for emergency and extreme weather using.
BrandBest brose #ad
ManufacturerBest brose #ad

9. GeepKey


NEMA L14-30P PB30 Power Inlet Box, GeepKey 30 Amp Power Inlet Box, NEMA 3R Power Inlet Box, ETL Listed, 7500 Watts Generator Transfer Switch, Weatherproof for Outdoor Use, 125/250 Volt

GeepKey #ad - Large space with 4 way connection: the large space of 6. 1*4. 1*3. 1 inches allows you to wire more neatly; the heat dissipation effect is better, bottom, and it has a longer service life. Etl certification: 125/250v, 7500w, suitable for all 30 amp nema l14-30 generator cord. It is necessary to use professional tools to penetrate such as bi-metal hole saw/knockout punch; If you encounter any problems, you can try to contact us first email or through the seller’s contact tool, please feel free to contact us! If you damage the 30 amp generator plug because you can’t get through the Knockout, we will provide you with a replacement or a full refund! .

Best choice for outdoor: the whole body of geepkey generator power inlet box is covered with anti-rust coating, it adopts a flip design with weatherproofing foam inside, with powerful features such as wind, rain and rust! In addition, which is dedicated to preventing dust and humid air; it can provide the best protection in any bad weather!. This pb30 power inlet box is a good partner for the generator to accommodate the power cord. The front panel can be removed, right, making installation more portable. Its performance, material, safety and other aspects are optimized、upgrade by our professional engineers, life, and we provide customers with 18 Month’s high-quality after-sales service; if you have any questions, please feel free to contact us.

Importantwe are committed to providing safer power transmission and make it comply with ETL standards, so we have set a more solid knockout to ensure that it is not easy to be penetrated to improve safety. 100% satisfactory service: this product is an upgraded model developed by us in accordance with market needs. Green safety light: there is a clear green warning light on the flip cover, which will be lit when the power connection is successful; Comparing with the old version, this generator inlet 30 amp plug can see a clearly visible green light indicator when working especially in Night and dark areas, thus providing the best performance and higher security.
BrandGeepKey #ad
ManufacturerGeepKey #ad
Part NumberRML1430PB

10. Rophor


Rophor 30 Amp Generator Power Inlet Box, ETL Listed, 7500 Watts, NEMA L14-30P Power Inlet Box for 4 Prong Generator Cord, 125/250 Volt, Weatherproof, Outdoor Use

Rophor #ad - Weatherproof & anty-rust: the front entry inlet has a weatherproof spring cover which closes when not in use to protect the inlet from the elements. There are generous wiring space and facilitates through-in. Generator power inlet box: power inlet box is an outdoor/watertight electrical inlet for a 30 Amp L14-30 generator cord.

Green light indication: new upgraded version provide a green power indicator. Max wire gauge:10AWG. Best space design & easy to install: compared with ordinary boxes, we have increased the wiring space by 50%. The surface of the power inlet box with anti-corrosive powder-coat paint which can resist weather damage like rain, UV, will not rust. Our generator power inlet box passed the certifications of ETL. This inlet box is then safely hardwired through an outside wall directly to the transfer switch or panel, eliminating the need for cords running through windows or doors.

Safety assurance: it is designed to be located outdoors where the generator is running to prevent dangerous carbon monoxide fumes from the generator from entering your house. It gives a visibly clear indication when it is working and inlet is ready to use, which provides optimum performance and added safety. 125/250v, 7500w. The front of the box is removable for easy placement and wiring. It is designed to be installed outdoors in an open area where the generator is being used and perfect for backup power during a power outage.
BrandRophor #ad
ManufacturerRophor #ad
Height3.1 Inches
Length6.1 Inches
Width4.1 Inches