Power 25 Brushless Outrunner Motor (870kV) by E-flite

E-flite
EFLM4025A
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Frederick

Frederick, MD

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This product was added to our catalog on December 5, 2007.

This is the E-flite Power 25 BL Outrunner Motor, 870 kV. The 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-pound (1.4- to 2.5-kilograms), 15-size 3D airplanes up to 3.5 pounds (1.6 kilograms), or models requiring up to 550 watts of power. It's especially a 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.

Features
  • Equivalent to a 25-size glow engine for sport and scale airplanes weighing 3–5.5 lb (1.4–2.5 kg)
  • Ideal for 15-size 3D airplanes up to 3.5 pounds (1.6 kilograms)
  • Ideal for models requiring up to 550 watts of power
  • High-torque, direct-drive alternative to inrunner brushless motors
  • Includes mount, prop adapter and mounting hardware
  • External radial rotor design—6mm 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

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: 12 - 16.8
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 10-14 Ni-MH/Ni-Cd
Speed Control: 40A - 45A Brushless
Weight: 190g (6.7 oz)
Overall Diameter: 35mm (1.40 in)
Shaft Diameter: 5mm (.20 in)
Overall Length: 54mm (2.10 in)