50 Amp Generator Inlet Box NEMA 3R Plug for Indoors Or Outdoors All Weather, 125/250V, 3 Prong, Waterproof Transfer Switch Inlet, Up to 12,500 Watts, ETL Listed, RV Ready Power Inlet Box
This single-unit outdoor-rated 50A generator inlet box is designed for backup power installations. It supports 125/250V, NEMA 3R weather resistance, and is intended for open-air use with transfer switches or generator cords.
✅ ETL Listed, 50A, 125/250V, NEMA PB50 compatible
✅ Outdoor-rated steel enclosure with anti-corrosive powder coat finish
✅ Flip lid with green indicator light for active connection
✅ No knockouts, no drilling required; simple wiring caps replacement
✅ Compatible with SS2-50P generator cords
✅ Up to 12,500 watts capacity for backup loads
💡 What is a 50 amp generator inlet box used for and how does it support outdoor backup power? This handy guide explains its role and core specs.
- Weatherproof outdoor 50A inlet for standby power
- 125/250V compatibility with NEMA 3R protection
- ETL listed for safety and code compliance
- Simple wiring with no knockouts required