Shore Power Inlet : A reverse service-type fitting designed for mounting on a boat that requires a female connector on the shore power cable in order to make the electrical connection
NFPA 302 Fire Protection Standard for Pleasure and Commercial Motor Craft, 1998 ed. https://www.nfpa.org/assets/files/AboutTheCodes/30 2/302-A2003-rop.PDF, (Std: Fr Prac for Pleasure and Comm Motor Craft - Amer) {292 NFC}