1. ETL CERTIFICATION: NEMA SS2‑50P 50A generator plug meets North American safety standards, ensuring safe and reliable use.2. TWIST LOCK DESIGN: Our 50A generator power cord connector adopts twist lock design, ensures optimal safety, prevents the plug from loosening or falling during generator operation.3. RELIABLE MATERIAL: The twist lock connector adopts copper components, with excellent conductivity, and nylon base structure, more sturdy and reliable for use.4. EASY TO INSTALL: With stress relief device installed in the connector base to secure the cable (wire clamp). Clear wiring terminals and color coding (green ground) positive crimping locking clamp.5. WIDELY USED: Used with generator transfer switches or RV shore power sockets to power your electrical equipment. Widely used in trailers, RV, cars, boats, ships, families and commercial entrances.Spec:Item Type: Twist Lock PlugMaterial: Nylon, CopperModel: ED 510PPlug Specification: NEMA SS2-50PVoltage: 125V 250VACMaximum Power: 6250 12500WMaximum Current: 50AFrequency: 60HzSuitable Wire Size: 4AWG-8AWGApplicable Line Types: S, SO, SOO, ST, STO, STOO, SOW, SOOW, STW, STOW, STOOW, STOOW, SE, SEO, SEOO, SEW, SEOW, SEOOWHow to Use:Use according to the instruction manual.PackageList:1 x Twist Lock Plug1 x User Manual