THAC Superior winching technology incorporates a whole series of operating and safety features that will give you a competitive advantage. Winches feature compact dimension and lightweight construction. Electromagnetic spring-applied fail safe brake with a minimum static braking torque of 150% of rated lifting capacity provide instant and safety braking even in the event of power failure. Inside the winch is high efficiency planetary gear trains for TA or TB series winch developing for maximum mechanical efficiency, A tough helical gearing for TC series winch provides the professional solution of all your needs for hoisting, lowering and pulling applications