E-flite Power 25 Brushless Outrunner Motor 870Kv

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.

Key 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 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

Specs

Type: Brushless outrunner
Size: Replacement for 25-size glow engine
Bearings or Bushings: One 5 x 14 x 5mm Bearing, and Two 5 x 11 x 4mm 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 (15 sec)
Cells: 3S - 4S Li-Po or 10 - 14 Ni-MH/Ni-Cd
Speed Control: 40 - 45A brushless
Weight: 190 g (6.7 oz)
Overall Diameter: 35mm (1.40 in)
Shaft Diameter: 5mm (.20 in)
Overall Length: 54mm (2.10 in)