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Hand Winches
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Portable Floor Cranes

Up to 1,000 lbs capacity

Manually Operated Hydraulic Jack for raising the boom, equipped with a control knob for smooth lowering of loads.
 
Collapsible Crane folds down into 16 x 17 x 57 inch compact unit for storage or transport. Boom lowers into mast, legs are removed and placed inside mast uprights.
 
Boom Telescopes to 4 different lengths to extend reach. Load rating decreases as boom length is increased.
 
Overload Relief Valve helps prevent overload damage by releasing hydraulic pressure when too large a load is placed on the crane.
 
Four Wheel Base with scratch and spark resistant wheels in front, and caster wheels in back for 360° maneuverability. Four point support ensures stability under load.
 
Swivel Hook allows rotation of load for accurate placement.
 
Cabled Pins secure the legs to the base for quick installation and removal, cables ensure pins are not lost or misplaced when removed.
 
2-year Limited Warranty - view warranty
 
Thern products are not for lifting people, or things over people.

Model 548
Model 548
portable crane for lifting up to 1000 lbs.

Owners Manual
Tech Data

Model 548 Collapsed
portable crane for lifting up to 1000 lbs.

Owners Manual
Tech Data


 

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Thern, Inc. • 5712 Industrial Park Road • PO Box 347 • Winona, MN 55987
507.454.2996 • 1.800.843.7648 • fax: 507.454.5282 • info@thern.com
Copyright © 2009 Thern, Inc. All rights reserved. • Thern Terms and Conditions