SuperHandy 48V 2Ah Li-Ion Dualie Wheelbarrow with 330 lb Capacity, Powered Steel Wheelbarrow with Brushless Motor and Pneumatic Wheels in the Wheelbarrows department at Lowes.com
Overland 950 Series Electric Wheelbarrow – 10 cu. ft. with Power Dump and Flat Free Tires | Granite Online Store
eBarrow Kit turns existing wheelbarrows into motorized load-haulers
Amazon.com: Petra Power Loader Electric Wheelbarrow - 40V Motorized Power Wheelbarrow with 570 lbs Capacity Cart, 3 Hours Run Time, Powered Wheelbarrow Includes 6AH Battery : Patio, Lawn & Garden