hydraulic winches are extensively used in domains like construction machinery, mining machinery, ships and offshore petroleum. large tonnage, high performance hydrostatic winches are key equipment used by offshore petroleum engineering for horizontal towing of heavy load in fields, ports and docks, and ship positioning in the sea. they are provided with manual and automatic operation modes which can not only reel in and reel out cable by manual operation, but also automatically reel in and out cable with constant tension. the hydraulic winch adopts modular design with easily movable and transportable modules and consists mainly of hydraulic power unit and winch frame (with electric control cabinet and control console inside the power unit) interconnected by hydraulic pipeline. hose for connection is 10m long with quick couplers on both ends. hydraulic winch can be equipped with tension and rope speed measuring device. our company can also provide hydraulic pipeline winches, electric cable line winches and test devices for hydraulic winches.