Vevor Brushless Electric Motor Controller 48V 2000W BLDC for Go Kart w/Bracket

Vevor Brushless Electric Motor Controller 48V 2000W BLDC for Go Kart w/BracketPure Copper Motor4300 RPM High SpeedDurable Aluminum Alloy ShellDual-Direction DesignSimple Speed ControlWide ApplicationPeak Efficiency: ≥ 85%,Motor:,Output Power: 2000W,Maximum Speed: 5400 RPM,Input Voltage: 48V DC,No-load Current: ≤ 3.8A,Controller:,Shaft Length: 5.28'' / 134 mm,Conversion Efficiency: 90%,Phase Degree: 120°,Rated Speed: 4300 RPM,Horsepower: 2.67HP,Maximum Current: 42A,Working Temperature: < 120 °C / 248 ℉,Dimensions(L x W x H): 6.7 x 4.2 x 4.3'' / 169 x 107 x 110 mm,Model: BY15WF02-A,Mount Bracket Size: 2.2 x 4'' / 56 x 102 mm,Rated Current: 34A,Under Voltage Protection Voltage: 39±1V,Rated Torque: 4.8 N.m / 679.74 oz.in,Net Weight: 10.36 lbs / 4.7 kg,Current: 34A,Sprocket: T8F-11T