E-Flite Power 90 Outrunner Motor Brushless 325Kv EFLM4090A

E-Flite Power 90 Outrunner Motor Brushless 325Kv EFLM4090A
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This is the E-Flite Power 90 Brushless Outrunner Motor 325Kv.


  • Equivalent to or surpassing the power of a 90-size, 2-stroke, glow engine for sport and scale airplanes weighing 8 to 13 lb (3.6 to 5.9 kg)
  • Ideal for 3D airplanes weighing up to 10 lb (4.5 kg)
  • Ideal for models requiring up to 1800 watts of power
  • High torque, direct drive alternative to inrunner brushless motors
  • External rotor design for better cooling
  • High-quality construction with ball bearings and hardened 6mm steel shaft
  • Includes mount and mounting hardware with two 10mm prop shaft adapters tapped out for 8-32 threads
  • Slotted 14-pole outrunner design

You Will Need:

  • 6S–8S Li-Po or 18-26 Ni-MH /Ni-Cd
  • 16x8 to 18x8 electric props
  • 85A High Voltage Brushless ESC


Type: Brushless outrunner motor
Size: Equivalent to or surpassing the power of a 90-size 2-stroke glow engine
Bearings or Bushings: One 6 x 19 x 6mm Bearing, and One 6 x 15 x 5mm Bearing
Wire Gauge: 13
Recommended Prop Range: 16x8 to 18x8
Voltage: 21.6—31.2V
RPM/Volt (Kv): 325Kv
Resistance (Ri): .02 ohms
Idle Current (Io): 2.00A @ 10V
Continuous Current: 50A
Maximum Burst Current: 65A (15 sec.)
Cells: 6S—8S Li-Po or 18—26 Ni-MH/Ni-Cd
Speed Control: 85A High Voltage Brushless
Weight: 450 g (15.8 oz)
Overall Diameter: 56mm (2.20 in)
Shaft Diameter: 6mm (.24 in) (Includes two 10mm threaded prop shaft adapters with 1.5 pitch)
Overall Length: 52mm (2.00 in)

This product was added to our catalog on April 11, 2018