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raonhaje

'Semi sub' the Bentley of glass-bottom boats?

What do you get the mariner who has everything? You could do worse than the Ego Compact Semi Submarine.

Made by South Korea's Raonhaje, the Ego Compact is more of a glass-bottom boat than a sub, but it's still pretty nifty. Protected by 20mm-thick acrylic windows, the waterproof cabin hangs down from two pontoon-like floats and serves as a mobile observation room.

I was on a glass-bottom boat recently, and thought it was the perfect thing if you're too lazy to learn how to dive. But if seas are choppy and boat is pitching, waves can prevent … Read more

Sub du jour goes all-electric

This sub could make even Philippe Cousteau, with so many water toys at his disposal, a little jealous.

The Ego "compact semi-submarine" from Raonhaje--showcased at the Miami Boat Show last week--functions as both a motor boat and as a sub that seats two just below the water's surface.

Instead of using a rudder and outboard motor, both the Ego LE (luxury edition) and the Ego SE (standard edition) are run by electric podded propulsion with a battery-powered BLDC (Brushless DC electric motor).

The completely battery-powered sub uses a Trojan T-890 battery pack--a golf-cart battery--that allows the … Read more