DUALSKY XM4250EA-9 EA3520 500KV Brushless Motor for RC ModelDescription:Item:DUALSKY XM4250EA-9 EA3520 500KV Brushless MotorKV (RPM / V): 500KVNickname (diameter of the stator, magnet length): 3520mmWeight : 207gDiameter : 42mmLength: 44mmShaft Diameter: 5.0mmMounting hole distance : 25/25Number of slot :12Number of poles: 1410V-load current : 1.5AResistance : 32ΩCruise power : 514W/8minsThe maximum instantaneous current : 42A/15sMaximum power: 935W/15sRecommended ESC: XC6018BAAssemble a (number of cells, the propeller): 5S, 14x7Second assembly (number of cells, the propeller): 6S, 13x6Sport models maximum weight: 2.63D models of maximum weight: 1.7Note: ".32-.40 2-stroke Up to .56 4st"Features:-Improved front cover design, better heat dissipation.-Rotors are more beautiful star design.-Increase the rotor and the casing strength, reduce vibration, can withstand greater loads.-Switching to a higher standard tile-shaped magnet.-Using high-efficiency silicon steel.-Reducing the air gap of the stator and rotor, more efficiency.-Using high temperature and thicker wire, improved insulation and resistance.-EA compared with the level of CA power increase 10-20% efficiency by 3-5%.-More KV value selection, close the application.-Increased XM2838EA, XM4255EA these two models that CA don't have.-otor mounting holes and shaft diameter compatible with CA Series.-Accessories compatible with the CA series (except the newly added models).-8mm seat fitting using M8x1 screw propeller, propeller not easy to loose.Pakage Included:1 x DUALSKY XM4250EA-9 EA3520 500KV Brushless Motor<img src="http://ti2.auctiva.com/web/aswCredit.gif" border="0"><br><a href="http://www.auctiva.com/?how=scLnk1" target="_blank"><img src="http://ti2.auctiva.com/images/sc1line1.gif" border="0"></a> evrika33 store