CircleCord 4 Prong 25ft 30A Generator Extension Cord + Inlet Box
4-prong, 25 ft generator extension cord with locking NEMA L14-30P/L14-30R. Heavy-duty 10-gauge SJTW, suitable for emergency generator connections to transfer switches. Users report solid construction and easy installation
Highlights
- twist-lock locking connector
- inlet box with pre-drilled knockouts
- ETL listed, heavy-duty 10-gauge cable
Pros
- heavy-duty 10 gauge SJTW cable
- locking NEMA L14-30P to L14-30R twist lock
- inlet box with pre-drilled knockouts
- ETL listed
- easy installation with clear instructions
Cons
- requires compatible transfer switch or outlet
- length and setup may be bulky for small spaces
Best For
Features
- 10 gauge SJTW 125/250V, 7500W maximum rating, four-prong cord
- NEMA L14-30P to L14-30R twist-lock connection
- ETL listed with durable flame-retardant coating and heat resistance
- Inlet box with pre-drilled knockouts sealed by rubber plugs for tool-free access
- UV and rain protection with heavy-duty copper wiring for outdoor use