4000W 48V Lithium Laderegler Ista-Breezecharge controllers for wind turbines This powerful charge controller is specifically designed for wind turbines and optimizes the charging of lithium batteries. It offers effective protection through reverse polarity and short circuit protection and has an integrated LCD display that shows amps, watts and battery voltage. The external aluminum cooling fin design ensures excellent heat dissipation, while the built in turbine brake minimizes mechanical