Features: 4 Pole 12 Slot Hi-torque Motor Design CNC Machined 6061 T6 Billet Aluminum Heatsink Can High Purity Copper Windings Maximizes Efficiency High RPM ABEC5 Oversized Bearings Universal fit,fits all 1/10 brushless cars-multi-mounting system for M3 screws Precision balanced rotor,smoothness for best reliability and maximum RPM Stator - Super Thin (0.35mm) Laminations Removable/Replaceable Rotor Precision Engineered for Maximum Energy Conversion
Motor Specifications: F540 4370KV Motor Size: 540 Watts: 800W Max voltage: <12V Max Amps: 66A KV(RPM/Volt): 4370KV Max RPM: 50000 Diameter: 36mm Length: 50mm Shaft length: 15mm Shaft diameter: 3.175mm Plug type: 4mm golden banana plug
F540 3300KV Motor Size: 540 Watts: 800W Max voltage: <17V Max Amps: 47A KV(RPM/Volt): 3300KV Max RPM: 50000 Diameter: 36mm Length: 50mm Shaft length: 15mm Shaft diameter: 3.175mm Plug type: 4mm golden banana plug