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EFLM4090A Power 90 Brushless Outrunner Motor 325Kv

$139.79
$139.79
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Features

  • 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

Overview

Designed to deliver clean and quiet power equivalent to or surpassing the power of a 90-size 2-stroke glow engine for sport and scale airplanes weighing 8 to 13 pounds (3.6 to 5.9 kg), 3D airplanes up to 10 pounds (4.5 kg), or models requiring up to 1800 watts of power. It will provide excellent 3D performance for the Hangar 9 Frenzy 100 ARF, ShowTime 4D 90 ARF, Funtana X 100 ARF and other similar class models. The Power 90 also provides great power and performance for the Seagull Ultimate Bi-Plane 90 ARFs.

Tech Notes

Maximum operating temperature: 220 degrees Fahrenheit. 

Adequate cooling is required for all motor operation at maximum current levels. 

Maximum burst current duration is 15 seconds. Adequate time between maximum burst intervals is required. 

You will need...

6S–8S Li-Po or 18-26 Ni-MH /Ni-Cd

16x8 to 18x8 electric props

85A High Voltage Brushless ESC

Specifications

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)