XL Fleet Corp. is a provider of fleet electrification solutions for commercial vehicles in North America. The Company offers solutions for vehicle electrification and energy efficiency infrastructure solutions. The Company operates through two segments: Drivetrain and XL Grid. The Drivetrain segment provides fleet electrification solutions for commercial vehicles in North America. The XL Grid segment provides energy efficiency and infrastructure solutions to the commercial customer. The Company offers a comprehensive suite of fleet electrification solutions to accelerate electric vehicle (EV) transformation. It offers XLH hybrid electric System, XL Grid and XLE electric system. The XLH hybrid electric upfit solutions install onto many types of gasoline and diesel fleet vehicles. The XLE electric system is engaged in commercial fleet electrification. The XL Grid provides a suite of charging and power solutions to support fleet electrification.