E-flite Power 25 BL Outrunner Motor, 870Kv

EFLM4025A E-flite Power 25 BL Outrunner Motor, 870Kv

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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 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 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 600 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 14-pole outrunner design
  • High-quality construction with ball bearings and hardened steel shaft
  • Quite, lightweight operation


40–45A brushless ESC
3S–4S Li-Po or 10- to 14-cell Ni-MH/Ni-Cd
11x8 to 14x7 prop

Technical Specifications: 

Bearings or Bushings: One 5 x 14 x 5mm Bearing and Two 5 x 11 x 4mm Bearings
Cells: 3S-4S Li-Po or 10–14 Ni-MH/Ni-Cd
Idle Current (Io): 2.40A @ 10V
Motor Design: Outrunner
RPM/Volt (Kv): 870
Recommended Prop Range: 11x8 to 14x7
Shaft Diameter: 5mm (.20 in)
Size: Replacement for 25-size glow engine
Voltage: 12–16.8
Wire Gauge: 14



Technical Specifications No
Oversized Item No
Manufacturer E-FLITE
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