{"product_id":"tellegloww-25-ft-l14-20-generator-extension-cord-yellow-12-awg-twist-lock-20a-250v","title":"Tellegloww 25 ft L14-20 Generator Extension Cord, Yellow — 12 AWG Twist-Lock 20A 250V","description":"\u003cp\u003e\u003cstrong\u003eHeavy-duty 25-foot Tellegloww twist-lock extension cord that connects a generator to a transfer switch or device using NEMA L14-20P (male) to L14-20R (female) for up to 20 amps and 5,000 watts.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen you need a dependable, visible, and weather-resistant cable to bridge the gap between a portable generator and your power inlet or equipment, this Tellegloww 25 ft L14-20 extension cord delivers. Built with 12 AWG pure copper conductors, a molded twist-locking connector, and an STW\/SJTW outdoor jacket, it’s designed to keep connections secure and easy to find in dim conditions thanks to its bright yellow jacket and black molded ends.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the twist-lock design improve safety?\u003c\/h3\u003e\n\u003cp\u003eThe L14-20 twist-lock connectors lock together with a quick turn, preventing accidental unplugging that can cause sparks or interruption during critical power transfer. A molded strain relief reduces stress on the cord entry, extending service life and maintaining stable contact under load.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e20 amp L14-20P male and L14-20R female twist-locking ends\u003c\/li\u003e\n  \u003cli\u003eMolded plug with strain relief to avoid pull-out\u003c\/li\u003e\n  \u003cli\u003eReduces loose connections and accidental disconnections\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this cord suitable for outdoor and emergency generator use?\u003c\/h3\u003e\n\u003cp\u003eYes—the Tellegloww cable is made for outdoor duty with flame-retardant and UV-resistant jacket materials and water-resistant characteristics. It’s intended to connect generators to transfer boxes or appliances during outages, where reliable, weather-resistant performance matters most.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSJTW\/STW rated outer jacket for outdoor conditions\u003c\/li\u003e\n  \u003cli\u003ePure copper conductors (12AWG\/4C) for efficient power delivery\u003c\/li\u003e\n  \u003cli\u003eRated 250V, 20A, up to 5,000 watts continuous load\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this cord fit my outlet and what should I verify before ordering?\u003c\/h3\u003e\n\u003cp\u003eConfirm your inlet\/receptacle is a NEMA L14-20 (4-prong twist-lock) before purchase—this cord is not interchangeable with L14-30 or other sizes. Check the device or transfer switch rating to ensure 20A\/250V compatibility and that 25 ft is the needed reach.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMatches NEMA L14-20P to L14-20R only (20A, 250V)\u003c\/li\u003e\n  \u003cli\u003eNot a substitute for L14-30; verify outlet type first\u003c\/li\u003e\n  \u003cli\u003e25 ft length gives distance while minimizing voltage drop for typical generator setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable is this cable and what maintenance is recommended?\u003c\/h3\u003e\n\u003cp\u003eThe cable is constructed for rugged use: molded connectors, pure copper wiring, and weather-resistant jacketing resist oxidation and UV exposure. Store coiled in a dry place when not in use, inspect for nicks or damage before each use, and avoid running across sharp edges to prolong service life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFlame retardant and UV-resistant materials\u003c\/li\u003e\n  \u003cli\u003e4-conductor 12 AWG construction reduces heat and voltage loss\u003c\/li\u003e\n  \u003cli\u003eSimple visual inspections and proper storage extend lifespan\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: homeowners and tradespeople who need a visible, secure, and portable connection between a generator and a building inlet or transfer switch. It suits anyone preparing for power outages, running temporary site power, or needing a robust 25 ft 20A twist-lock extension cord for outdoor use. If you require a longer length, higher amperage (like L14-30), or permanently installed wiring, choose a product rated specifically for those needs.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this cord with a 30 amp generator outlet?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This cord is rated NEMA L14-20 for 20A. Do not use with 30A outlets—confirm your generator inlet is L14-20 before connecting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the Tellegloww cord safe for outdoor use in rain?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The cord has an SJTW\/STW-style water-resistant jacket and UV protection, but always keep connectors elevated and dry when possible.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Tellegloww","offers":[{"title":"Default Title","offer_id":56833986724180,"sku":"B0DJQDQ8TK","price":113.05,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/tellegloww-front-plug.jpg?v=1787046066","url":"https:\/\/gardenluxe.co.uk\/products\/tellegloww-25-ft-l14-20-generator-extension-cord-yellow-12-awg-twist-lock-20a-250v","provider":"Gardenluxe Uk","version":"1.0","type":"link"}