PowerMates are high-quality heavy duty lifting dolly and LiftGates that take the strain out of moving heavy, awkward loads up and down stairs and on and off trucks. Our battery powered lifting hand trucks can move HVAC-R boilers, HWT, AC units, heat pumps, geothermals and other heavy loads. PowerMates do 100% of the lifting and reduce the total effort to move heavy loads by 87%. Save on labor charges and move loads unaided or with fewer people. Several models to choose from with lifting capacities from 220 to 1,500 lbs.