Knowledge Center

Loadhook.com’s knowledge center is designed to give you access to valuable information that allows you to make good purchasing decisions. The knowledge center is your in-house crane expert that is always available with 40 years of experience in the industry. You also have the option of contacting one of our application engineers for personal assistance with your questions.Currently at the knowledge center we have Hoist Manufacturers Institute (HMI) hoist duty classifications, Crane Manufacturers Association of America (CMAA) crane duty classifications and Full Load Amp draw for various motor horsepower ratings. File format is PDF and available for download. Additional information is always being added. Please contact us if you would like to see something specific in our knowledge center, or if you need assistance with any crane or hoist information.

Amp Draw Based on Horsepower

CMAA Crane Duty Classifications

HMI Hoist Duty Classifications