This is a tough, nylon, 100A 125/250V shore power inlet, most frequently mounted in the boat's cabin side or cockpit coaming.
Gray inlet has gasketed, spring-loaded cover which closes automatically when not in use.
It is watertight (IP67 - withstands temporary immersion) when securely fastened.
• Mounting holes are 2-7/8" on centers
• Rear portion is 3-15/16" in diameter
• Mounting screws and gasket included