The Crown Electric SH5500 Stacker offers its operators enhanced manoeuvrability through the use of compact innovative controls. It features a powerful, efficient AC traction system and Crown’s intelligent Access technology to deliver the most reliable and advanced stacker performance available. The Crown Electric SH 5500 Stacker safety features include a powerful, efficient AC traction system and Crown’s intelligent Access technology to deliver the most reliable and advanced stacker performance available. The durability of the Crown Electric SH 5500 Stacker is evident, its built to take the abuse of your toughest applications.