This 3-Outlet W Adapter Converts a Single L14-30 Plug into 3 NEMA 5-20 Receptacles. That Helps Turn the Inadequate L14-30 outlet into 3 more useful Outlets. The L14-30 Outlet on most generators is not utilized, but this adapter will create 3 more outlets that can take a standard U-Ground Plug which most tools and appliances have. Generator Adapter NEMA L14-30