Sierra 30A 125V Power Inlet The White 30A 125V Power Inlet is exquisitely designed supplying more advanced functionality. This inlet is easy to apply and can modify older inlets. It is designed with marine grade and UV stabilized glass filled polyester providing long life and strength. The 30A inlet features a nickel plated with brass construction, ideal for severe marine environments. Features 3-Wire locking design Nickel plated brass construction UV stabilized glass filled polyester Replaces M