10 Best Outdoor Generator Inlet Boxes 2026

Looking for a reliable and safe way to connect your outdoor generator during power outages? Look no further than our top 10 list of outdoor generator inlet boxes. We've reviewed and scored many products in the inlet box category, ranging from a 7.3 up to an impressive 9.7. Our top pick is the Reliance Controls PB50 50-Amp (CS6375) NEMA 3R Power Inlet Box in Gray, from the trusted brand, Reliance Controls. This durable and weather-resistant box is perfect for outdoor use and ensures a secure connection between your generator and home. Don't let power outages leave you in the dark, invest in a reliable outdoor generator inlet box today and stay connected when it matters most.