💡 【Real-Time Power Monitoring】Dual neon-lit ends (male & female) glow green when energized, ensuring instant power status visibility in dark environments. Critical for workshop safety, generator hookups, and RV electrical systems. ⚡ 【20A Heavy-Duty Power Handling】: Engineered for 20A/125V circuits, this industrial-grade plug set delivers 33% more power capacity than standard 15A models. Perfect for generators, RVs, welding equipment, and handling heavy loads that standard 15A plugs can’t support.NOTE:The NEMA 5-20P plug must connect to a 20A transfer switch and cannot be used with a standard 5-15R receptacle.The NEMA 5-20R receptacle with T-rating is compatible with both NEMA 5-15P and NEMA 5-20P plugs. 🛡️ 【Industrial 50K-Cycle Endurance】UL-certified Nylon housing (750°C flame-resistant) + solid brass contacts withstand 50,000+ plug/unplug cycles. Superior to PC in impact/chemical/oil resistance—built for job sites & high-Current tools. 🔌 【NEMA 5-20R/P Heavy-Duty Compatibility】Engineered for 20A circuits with precise NEMA 5-20P/R compliance. Safely powers generators, welding gear, sump pumps, and RV backup systems. Replace damaged extension cord ends or create custom 20A setups. 🔧 【Good to Use and Install】Unique dimpled body provides a secure gripping, turning and pulling. Face and body feature alignment make it easy to assemble. Grip screws are installed from the same side to make tightening easy.Auto-threading screws and angled wire holes accept 18-12 AWG cords. Color-coded terminals (Hot/Neutral/Ground) prevent wiring errors. NOTE:The NEMA 5-20P plug must connect to a 20A transfer switch. The NEMA 5-20R receptacle with T-rating is compatible with both NEMA 5-15P and NEMA 5-20P plugs 🤝 [After-Sales Service]:Our customers can get 30 days of no reason to re turn service and lifetime enthusiastic after-sales service support from the date of purchase. Our brand has been producing and selling security products with absolute experience and skills. Please choose us! 📦Packaged included : 6 Sets 20A Plug and Connector EPLESFTON 20A Lighted Plug and Connector Set Upgrade your power connections with industrial-grade reliability! Our 20A NEMA 5-20P (male) and 5-20R (female) set delivers unmatched safety and versatility for demanding environments. Premium Construction Materials: Flame-retardant nylon (PA) housing, transparent PC terminal covers, and solid brass contacts ensure optimal conductivity and 750°C heat resistance. Durability: Rated for 50,000+ plug/unplug cycles with high impact/chemical/abrasion resistance. Certifications: UL/CUL listed, compliant with NEMA 5-20 standards. Smart User-Centric Design ✅ Dual LED Indicators: Green neon lights on both ends confirm live power flow in low-light conditions. ✅ Quick Assembly: Color-coded screw terminals (Neutral: White, Ground: Green, Hot: Brass), alignment keyways, and captive screws simplify wiring. ✅ Auto-Adjust Grip: Secures 18-12 AWG cords (max 0.66" diameter) without slippage. Why 20A Beats 15A? Handles 25% higher current (20A vs 15A) for power-intensive equipment like generators, RVs, and welding tools. Engineered to prevent overheating under sustained heavy loads—critical for safety in marine/industrial settings. Applications Ideal for generator transfer switches, RV shore power, boat docks, workshops, construction sites, and emergency backup systems. Replace frayed cord ends or build custom extensions with confidence! Specifications Rating: 20A 125V AC, 2-Pole 3-Wire Grounding Wire Gauge: 18-12 AWG Compliance: NEMA 5-20P/5-20R, UL/CUL Package Includes 1x Male Plug (NEMA 5-20P), 1x Female Connector (NEMA 5-20R).