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Jrelecs Upgrade Waterproof F540 3930KV Brushless Motor with 45A ESC Combo Set for 1/10 RC Car Truck

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  • 4 pole 12 slot high-torque motor design
  • High purity copper windings maximizes efficiency
  • Precision engineered for maximum energy conversion
  • Precision balanced rotor,smoothness for best reliability and maximum RPM
  • Mutiple protection features: Low voltage cut-off protection, over-heat protection, throttle signal loss protection Bulit-in 5.8V/3A BEC Suit for 1/10 scale RC car
Product Description


Please accept our advice:
Please don't always working. Usually you can play it 15-20 min.
Then let the Motor cool down for a while and continue playing.(about 30Min can cool down)
Suitable Recommended model2S Lipo battery 1:10 Flat Running Cars Car
Not Use for Bigfoot Rc Car
Not Fit 3S Lipo Battery

Motor Specifications:
Size: 540
Watts: 820W
Max voltage: <>
Max Amps: 60A
KV(RPM/Volt): 3930KV
Max RPM: 50000
Diameter: 35.8mm
Length: 50mm
Shaft length: 15mm
Shaft diameter: 3.175mm
Plug type: 4mm golden banana plug

ESC Specifications:
Item name: waterproof ESC
Continue current: 45A
Burst current: 180A
Battery: 2S Li-Po
BEC output: 5.8V / 3A
Power supply plugs: T plug male
Motor plugs: 4mm banana plug female
Dimension: 50 * 35 * 34mm / 2.0 * 1.4 * 1.3in (without cables)

Package Information:
Package size: 10.5 * 8 * 6cm / 4.1 * 3.2 * 2.4in
Package weight: 264g / 9.3oz
Gift box package

Package List:
1 *Jrelecs F540 3930KV Motor
1 *Jrelecs Waterproof 45A Brushless ESC

Additional Information
  • Manufacturer: jrelecs

  • Model: JR-F540

  • Storkz Item #: S20827053

  • Item Weight: 0.27 kg

  • Product Dimensions: 2.5 X 3.2 X 4.1 inches