Top 10 3 Prong to 4 Prong Generator Adapter – Outdoor Generator Cords, Sets & Plugs

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1. Conntek

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

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Conntek #ad - Nema l6-30r 30 amp. Power source type: Propane. Nema l14-30p 30a 125/250 volt Plug. Generator Adapter. No assembly required. Max rating: 7, 500 Watts. Cable: stw 10/3 3 wires at 10 AWG, Hots are Bridged.
BrandConntek #ad
ManufacturerConntek #ad
Height2 Inches
Length5 Inches
Width4 Inches
Part Numberna
ModelPL1430L630
WarrantyLimited one year warranty

2. Flameweld

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L14-30P Locking Male Plug to 6-50R Female Plug, UL, Flameweld Welder Adapter Cord, 4 Prong 30 Amp to 50 Amp Up to 7500W SJTW 10/3 Generator Cord

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Flameweld #ad - Specifications 30 amp l14-30p 125v male plug to 50 Amp 6-50R female. If you have any questions about adapter for rv plug, please consult us. It makes work safer and helps improve power generation efficiency and protect the environment.

Very suitable for campers, recreational areas, trailers, caravan parks, RVs, campgrounds, etc. Durable pvc material case the power line is made of high-quality PVC, moisture resistance and suppleness, which has excellent abrasive resistance, and can avoid power outages due to various bad weather conditions. High class copper wire pure copper cable has low heating temperature, not easy to crack, low energy consumption, resistance to oxidation and corrosion characteristic.

High quality warranty rv adaptor cord promises 1 year guarantee period. Suitable for outdoor use this 30/50 amp rv adapter cord allows you to connect 50 amp RV electric plug into 30 amp power pedestal at the campground.
BrandFlameweld #ad
ManufacturerFlameweld #ad

3. CircleCord

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STW 10 AWG Blue, 3 Prong to 4 Prong Generator Transfer Switch Adapter, 30 Amp Generator Twist Lock 3 Prong to 4 Prong House Inlet Box, CircleCord NEMA L5-30P to L14-30R Adapter Cord

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CircleCord #ad - Easy to use, no assembly required. A musta must if your power generator is without an L14-30R outlet. Perfect for powering your home power system from the generator for emergency power use.

Upgradedupgraded quality for ten years or longer time using. Femalenema l14-30r 30 amp 125/250 Volt generator outlet. No matter the return window be closed or open, please contact us to get service. Its unique color makes it stand out in a tote full of other adapter cords, making it quick to find. Heavy duty molded plug, stw indoor/outdoor water-resistant PVC jacket in UL 62 standard, copper wiring coated wire, heavy-duty flame retardant, UV-resistant, and plug in UL 817 standards. Malenema l5-30p 30 amp 125 volt locking plug, 12 inch.
BrandCircleCord #ad
ManufacturerCircleCord #ad
Part NumberGAC3P4P
ModelGAC3P4P

4. Camco

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ORANGE, Camco 55338 PowerGrip 30 Amp 4-Prong Generator Adapter

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Camco #ad - Easy to use. Connect l14-30 locking receptacle to a standard 30 amp RV cord set TT-30 One piece heavy-duty construction. For 4-prong generator connections. Comfort grip with non-slip grooves.
BrandCamco #ad
ManufacturerCamco #ad
Height4.56 Inches
Length8.75 Inches
Width8.69 Inches
Part Number55338
Model55338
Warranty1 year limited

5. CircleCord

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Generator to House Inlet Box Adapter Cord, Generator Transfer Switch Adapter, CircleCord NEMA TT-30P to L14-30R Adapter Cord, STW 10 AWG Blue, 30 Amp 3 Prong to 4 Prong Generator Plug Adapter

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CircleCord #ad - Its unique color makes it stand out in a tote full of other adapter cords, making it quick to find. Heavy dutymolded plug, heavy-duty flame retardant, STW indoor/outdoor water-resistant PVC jacket in UL 62 standard, uv-resistant, copper wiring coated wire, and plug in UL 817 standards.

Female30 amp 125v/250v nema l14-30R generator locking outlet connector. Upgradedupgraded quality for ten years or longer time using. If you have any questions, please contact us to get service. Male30 amp 125v nema tt-30p rv travel trailer cord, 12 inch. A musta must if your power generator is without an l14-30R receptacle. Easy to use, no assembly required. Perfect for the generator to the house from TT-30R outlet on the generator.
BrandCircleCord #ad
ManufacturerCircleCord #ad
Part NumberGAC30A-4P
ModelGAC30A-4P

6. Rophor

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1.5FT, 30 Amp 3 Prong to 4 Prong Generator Plug Adapter, RV Generator Plug to Inlet Box, Rophor Generator Transfer Switch Adapter Cord TT-30P Male to L14-30R Female

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Rophor #ad - 100% of the products have been rigorously tested to ensure that each product received by our user can work perfectly. It should last for a long time even with rugged use. Produc specification: recreational vehicle adapter cord tt-30P to L14-30R Two hots bridged support max 30 Amp overload, max wattage 3750 watts, 125V, 1.

5 feet. Won’t sacrifice the quality for the price, we provide 5 years of worry-free maintenance, and look forward to your letter. Why choose us: rophor specializes in the production of various adapter power cords. Generator to transfer switch inlet box: nema tt-30 outlet usually is found installed in generators and RV power pedestals. Safety assurance: 10 awg american wire gauge x 3C all-copper wires, which has higher conductivity.

Superior performance. Pvc material jacket, fire retardant. You can connect your generator to a transfer switch for emergency power using this cord: NEMA TT-30P locking plug end connects to 3 prong generator outlet, NEMA L14-30R receptacle end connects to 4 prong power transfer switch inlet. Hight quality material: 600-volt thermoplastic STW Jacket, features excellent abrasion, oil and moisture resistance and flexibility.
BrandRophor #ad
ManufacturerRophor #ad
Height2 Inches
Length10 Inches
Width8 Inches

7. F

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1.5FT, 30 Amp Twist Lock 3 Prong to 4 Prong Generator Plug Adapter Connects Generator’s 3 Prong Outlet to 4 Prong Inlet Box, BOEEMI Generator Transfer Switch Adapter Cord L5-30P Male to L14-30R Female

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F #ad - This 3 to 4 prong generator plug adapter offers a quicker, just plug in and the power is on. Adapts generator to transfer switch l14-30 inlet box: nema l5-30 outlet usually is found installed in generators, and marina docks. Ul compliant stw 10/3 awg configuration: made with stw 10/3 awg high quality oxidation resistant oil free heat proof 10 gauge copper inner wire with 600-Volt durable PVC jacket insulation, 120/250V, supports max.

Quicker, easier and cheaper solution. Heavy duty quality copper wire construction: this generator to transfer switch plug adapter is heavy shielded, sturdy, thick and makes your normal power cord a bit longer and makes it easy to connect your 3 prong generator to L14-30 transfer switch inlet box. You can connect your generator to a transfer switch for emergency power using this cord: NEMA L5-30P locking plug end connects to 3 prong generator outlet, campgrounds, NEMA L14-30R receptacle end connects to 4 prong power transfer switch inlet. 3-year warranty & 30-day full refund policy: this dryer adapter 3 prong to 4 prong comes with a 3-year warranty, contact for any questions you might have, also you may return it without any questions asked within 30-days of the purchase date for a full refund of the purchase price.

The most popular use for this adaptor cord is with transfer switches. 30amp and 7500 Watts overload. It’s super easy to install, no tools or electrical wiring knowledge is required, Easier and Cheaper Solution than Hiring Electrician: Calling an electrician to change the generator plug or rewire wall socket is a costly affair besides destroying the drywall and other modifications may be required.
BrandF #ad
ManufacturerBM-DA07 #ad

8. RVGUARD

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L14-30P Locking Male Plug to TT-30R Female with LED Power Indicator, RVGUARD 4 Prong 30 Amp to 30 Amp RV Generator Adapter Cord 12 Inch, Green, STW 10/3

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RVGUARD #ad - Safe construction: l14-30p male end can be locked securely into place at the generator end, avoids cord slipping from holster and lock tightly. Electrical rating: 30 amp l14-30p 125/250v locking male plug to 30 amp tt-30r 125V female receptacle standard connector.

Must have if you power 30 Amp RV from generator. Power indicating: led power indicator light of RVGUARD adapter cord visually informs the user when the cord is connected to the power source. Length is 12 inches. Disconnect handle: the rvguARD disconnect handle for easier plugging in and unplugging without damaging the cable. Superior durability: rvguard adapter is built with 100% copper wiring coated with flame retardant and UV-resistant PVC sleeve that serves as protection from outdoor elements, wear and tear.
BrandRVGUARD #ad
ManufacturerRVGUARD #ad
Part NumberRGAC43030-G
ModelRGAC43030-G

9. DRELD

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30 Amp 3 Prong to 4 Prong Generator Transfer Switch Plug Adapter, Generator Adapter Cord TT-30P Male to L14-30R Female, RV Outdoor Generator Cord Plug to Inlet Box, 1.5FT

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DRELD #ad - Premium quality: strict quality control standards to build and test. A must if your power generator without L14-30R receptacle. You can use this power cord to connect the generator to the emergency power transfer switch, the TT-30P locking plug end to the 3 Prong socket, and the L14-30R socket end to the 4 Prong power transfer switch socket.

If the power cord once failed, simply contact us for a replacement or refund. Product feature: leisure car rv plug adapter 4 to 3 prong can be easily inserted or pulled out from the plug / socket, adapter cable TT-30P Male to L14-30R Female supports maximum 30A overload, maximum power 3750w, 125V, 1.55feet. Attention: whether you are connected from the generator to the outside or the power box inside, we will protect you. Save much money off dealer prices.

Guarantee and service: the power cord replacement part completed with a One-year Warranty. 10 awg 3 conducor heavy duty cord made of copper with PVC in UL 62 standard for heat-proof insulation and antioxidants. Application: tt-30 outlet is usually installed on the household standby generator and RV power base. 600 v thermoplastic stw indoor / outdoor waterproof sheath and 10 AWG x 3C all copper wire coating excellent wear proof, moisture proof, UV proof, oil proof, heavy l.
BrandDRELD #ad
ManufacturerDRELD #ad

10. Conntek

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Conntek YL1430520S 30 4 Prong to 15/20 Amp Generator Y-Adapter

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Conntek #ad - Gauge: 10 awg, max rating: 7500 Watts. Plug male: nema l14-30p 30 AMPS. Stow, ul, c-ul listed. Outlet must be running at 240 Volts for each hot leg to work. Connector female: nEMA 5-15/20R.
BrandConntek #ad
ManufacturerConntek #ad
Part NumberYL1430520S
ModelYL1430520S
WarrantyLimited One year warranty