for DC 48V 1500W Electric E-Bike Scooter Brushless Motor Speed Controlle F19A

Feature:OOTDTY Strong driving stabilityPhase 120°/60° compatiblethe anti-speed functionWaterproof and moistureproofHallless Dual CompatibleTurn the line short-circuit for protection functionSpecifications:Input 48VPower:1500WCurrent limit: 45AUndervoltage 42VBraking: high and lowPhase automaticFunction: anti-theft three-speed reverseFirst look at your electric car battery levels,corresponding to controller,look at the size of the current controller previously used,such as the current is 16A-18A 350W controller,22A-24A controller is 450W,28A -30A controller is 500W,31A-33A is 600W controller,33A-35A is 800W controller,36A-38A is the 1000W controller,40A-43A is the 1200W controller,50A is about 2000W controller.Such selection controller,if car is 350W controllers we recommend the use of bigger,so you can take of the highest motor speed and power.Size:25.2x10.6cm/9.92x4.17inchNote:Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bidDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package Includes:1x Brushless Motor Speed Controller==========Hign-concerned Chemical : NoneSpecial Features : Brushless Motor Speed ControllerOrigin : Mainland ChinaInput voltage : 48V,48V,48V,48VPower : 1500W,1500W,1500W,1500WCurrent Limit : 45A,45A,45A,45AUndervoltage Protection : 42V,42V,42V,42VBraking : High and Low,High and Low,High and Low,High and LowPhase Angle : Automatic,Automatic,Automatic,AutomaticFunction : Anti-theft three-speed reverse,Anti-theft three-speed reverse,Anti-theft three-speed reverse,Anti-theft three-speed reverse