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Home > Radio Control > RC Airplane Accessories > RC Airplane Engines > Electric RC Airplane Motors > E-Flite RC Airplane Motors > E-Flite Power 25 Brushless Outrunner Motor, 870Kv - M4025A

E-Flite Power 25 Brushless Outrunner Motor, 870Kv - M4025A

Other Products by E-Flite
E-Flite Power 25 Brushless Outrunner Motor, 870Kv - M4025A
Skill LevelIntermediate
Age Level14+
Item #: EFLM4025A
List Price: $87.99
eHobbies Price: $69.99
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FeaturesThe Power 25 is designed to deliver clean and quiet power for 25-size glow engine for sport and scale airplanes weighing 3 to 5.5 pounds (1.4 to 2.5 kilograms), 15-size 3D airplanes up to 3.5 pounds (1.6 kilograms), or models requiring up to 600 watts of power. It's an especially good match for 4- to 5-pound scale airplanes on the market and models such as the Sig Kadet LT-25, Sig Frazer, Lanier Extra 3.25, Global Tequila Sunrise 25 and Great Planes Taylorcraft 20.

Equivalent to a 25-size glow engine for sport and scale airplanes weighing 3Ð5.5 lb (1.4Ð2.5 kg)
Ideal for 15-size 3D airplanes up to 3.5 pounds (1.6 kilograms)
Ideal for models requiring up to 600 watts of power
High-torque, direct-drive alternative to inrunner brushless motors
Includes mount, prop adapter and mounting hardware
External radial rotor designÑ6mm shaft can easily be reversed for alternative motor installations
Slotted 12-pole outrunner design
High-quality construction with ball bearings and hardened steel shaft
Quite, lightweight operation
Technical
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
Specifications
Type: Brushless outrunner
Size: Replacement for 25-size glow engine
Bearings or Bushings: Ball bearings
Wire Gauge: 14
Recommended Prop Range: 11x8 to 14x7
Voltage: 12Ð16.8
RPM/Volt (Kv): 870
Resistance (Ri): .03 ohms
Idle Current (Io): 2.40A @ 10V
Continuous Current: 32A
Maximum Burst Current: 44A (30 sec)
Cells: 3S-4S Li-Po or 10Ð14 Ni-MH/Ni-Cd
Speed Control: 40Ð45A brushless
Weight: 190 g (6.7 oz)
Overall Diameter: 35mm (1.40 in)
Shaft Diameter: 5mm (.20 in)
Overall Length: 54mm (2.10 in)
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