Assist Slim Batteries

Assist Slim Batteries are designed for riders who want the lightest, most responsive Foil Drive setup possible. Built specifically for the Assist Slim system, these batteries keep weight low while delivering smooth, reliable power for assisted pop ups and performance riding. Each battery offers a different balance of weight and runtime so you can fine tune your setup for your style, conditions and goals on the water.

Slim Batteries are ideal for surf foiling, downwind runs and riders who want the most natural foil feel with only the necessary boost on takeoff. Compact, efficient and easy to install, they are the perfect match for the minimalist Assist Slim system.

Explore the full range to choose the battery that gives you the right mix of power, responsiveness and session length.