{"product_id":"parkworld-nema-l14-20-4-prong-generator-extension-cord-25ft-12awg-20a-twist-lock-for-rvs-transfer-switches","title":"Parkworld NEMA L14-20 4-Prong Generator Extension Cord 25FT — 12AWG 20A Twist-Lock for RVs \u0026 Transfer Switches","description":"\u003cp\u003e\u003cstrong\u003eParkworld's 25-foot NEMA L14-20 4-prong extension cord provides a heavy-duty, twist-lock connection to safely route up to 20 amps of generator power to your transfer switch, outlet or equipment.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis Parkworld L14-20 generator extension cord is built for dependable, portable power. With a 12AWG\/4C stranded copper core, nickel-plated brass terminals and a durable PVC STW jacket, the cord is UL \u0026amp; cUL listed and rated for 20 amps at 125\/250 volts. It’s designed to mate with NEMA L14-20 locking outlets on portable generators and inlet boxes from any brand, giving you a secure twist-lock connection for transfer switches, power distribution panels, RVs, and jobsite equipment.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this cord ensure a safe, reliable generator connection?\u003c\/h3\u003e\n\u003cp\u003eSafety and reliability come from materials and construction that meet recognized standards. The cord uses 100% copper conductors and nickel-plated brass pins to lower resistance and resist corrosion, while the STW PVC jacket protects the wires from abrasion and moisture in typical outdoor or jobsite settings.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUL \u0026amp; cUL listed for assured safety compliance\u003c\/li\u003e\n  \u003cli\u003e12AWG\/4C stranded 100% copper conductors for consistent current flow\u003c\/li\u003e\n  \u003cli\u003eNickel-plated brass pins and terminals to reduce oxidation and ensure tight fit\u003c\/li\u003e\n  \u003cli\u003eSTW rated PVC jacket for weather and abrasion resistance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this cord work with my generator and transfer setup?\u003c\/h3\u003e\n\u003cp\u003eThe Parkworld L14-20 cord is a universal 4-prong twist-lock that fits any standard NEMA L14-20R receptacle or L14-20P plug. It supports common portable generator configurations and connects to transfer switches, inlet boxes, or equipment accepting L14-20 connections.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with NEMA L14-20 locking outlets and plugs across brands\u003c\/li\u003e\n  \u003cli\u003eRated for 20 amps — supports up to ~2500W (125V) or 5000W (250V) configurations\u003c\/li\u003e\n  \u003cli\u003eAvailable in multiple lengths: 6, 10, 25, 50 feet to suit placement needs\u003c\/li\u003e\n  \u003cli\u003eTwist-lock design prevents accidental disconnection under load\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable is the cord for outdoor, jobsite or RV use?\u003c\/h3\u003e\n\u003cp\u003eDurability was prioritized in the cord’s construction to withstand repeated outdoor use. The STW PVC jacket resists oil, sunlight and abrasion while the stranded copper conductors and solid terminals maintain conductivity through flexing and heavy use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSTW-rated jacket resists water, oil and physical wear\u003c\/li\u003e\n  \u003cli\u003eStranded conductors offer flexibility without compromising current capacity\u003c\/li\u003e\n  \u003cli\u003eNickel-plated terminals resist rust and maintain long-term contact integrity\u003c\/li\u003e\n  \u003cli\u003eHeavy-duty build suitable for seasonal, camping, jobsite, or emergency power\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich length should I choose and what are the practical limits?\u003c\/h3\u003e\n\u003cp\u003eSelect the shortest length that reaches between your generator and inlet or device to minimize voltage drop. Parkworld offers 6 ft, 10 ft, 25 ft and 50 ft options to accommodate close generator placement or longer runs where required.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e6 ft for tight, close-proximity hookups (Parkworld #79131)\u003c\/li\u003e\n  \u003cli\u003e10 ft for modest separation or neat routing (Parkworld #79124)\u003c\/li\u003e\n  \u003cli\u003e25 ft for greater distance without excessive voltage drop (Parkworld #886566)\u003c\/li\u003e\n  \u003cli\u003e50 ft when generator placement is far from inlet or transfer point (Parkworld #886573)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this product is for: This Parkworld NEMA L14-20 4-prong 20A extension cord suits homeowners with standby or portable generators, RV owners, contractors and anyone needing a secure twist-lock connection for transfer switches, inlet boxes or heavy-duty equipment. If you want a certified, corrosion-resistant, flexible cord that works across brands and comes in multiple lengths, this is built for that purpose.\u003c\/p\u003e\n\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this cord compatible with all NEMA L14-20 generator outlets?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The Parkworld L14-20 4-prong twist-lock cord fits standard NEMA L14-20 outlets and plugs across brands.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What maximum wattage and amperage does the 25ft cord support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The cord is rated 20 amps at 125\/250 volts, supporting roughly 2500W (125V) or 5000W (250V) depending on configuration.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Parkworld","offers":[{"title":"Default Title","offer_id":56834660237652,"sku":"B07CJDHDBK","price":108.04,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/parkworld-front-view-plug-and-receptacle.jpg?v=1787052539","url":"https:\/\/gardenluxe.co.uk\/products\/parkworld-nema-l14-20-4-prong-generator-extension-cord-25ft-12awg-20a-twist-lock-for-rvs-transfer-switches","provider":"Gardenluxe Uk","version":"1.0","type":"link"}