Place of Origin Guangdong, China Model Number RSG755 Brand Name Rawsuns Product name Flywheel extended range power generation system Electric motor RSG755 Application electric vehicle/ boat SAE number 2 Rated torque (Nm) 355 Peak torque (Nm) 755 Rated power (kW) 75 Peak power (kW) 97 Rated speed (rpm) 2017 peak efficiency 95% Peak current (A) 260