Isvinder Pond and Dock Deicer 1/2hp 25ft 14 gauge wire

Here is the Isvinder pond and dock deicer in the 1/2 hp 25ft configuration, this length of wire is best for keeping docks clear of ice. 
The 1/2hp 115v motor has a max of 12 amps
The 230v has a max of 6 amps.
Unit produces 40 pounds of thrust.