JT2B 2 tons of Eddy current high-speed windlass specifically design for high-level vertical transportation and high-rise building, it is combine the eddy current brake with metallurgy lifting motor, hydraulic thruster brake, ZQ-500-type deceleration box, seamless steel tubes welded into the reel assembly. Its average speed rope can achieve 60 meters per minute. Use computer windlass control box, derrick-frame for high-rise building construction which is safe and efficient.