Onboard Charger Inlet?

Just mount the charger inlet to the boat, and hardwire directly to your \ onboard battery charger, and your hatch will never have to be left open while charging. With the hatch closed and locked, thieves can't get to your valuable charger. Rated at 15 amps, 125V. 2.5" Dia.x1.943" Deep. Requires a 1-7/8" diameter hole.