The JOEO Air-cooled medium force electro dynamic shaker provides a versatile broadband frequency electric solution for most commercial test applications, designed for payloads of 500kg to 1000kg, Exciting force range of 30kN to 70KN, Our air-cooled electro dynamic shaker features a remote cooling blower with 100% suction air cooling to easily remove heat and noise from the test area, and a dual armature guidance system consisting of an up and down guide mechanism for added stability when testing heavy payload items. Optional bearing line table and head expander with external guide can be used for heavy, unstable loads.