E-Flite Power 25 BL Outrunner Motor, 1250Kv

Updated on Apr 18, 2024 01:17:48 AM

Features

Ideal for airplanes requiring up to 850 watts of input power
Equivalent to a 25-size glow engine for high-power airplanes weighing 3- to 5.5-pounds (1.4- to 2.5-kilograms) or 15-sized high-speed electric Formula One racers weighing up to 4 pounds (1.8 kilograms)
Includes mount, prop adapter and mounting hardware
External rotor design; the shaft can easily be reversed for alternative motor installations
High-torque, direct-drive alternative to inrunner brushless motors
Quiet, lightweight operation
High-quality construction with ball bearings and hardened 5mm steel shaft

Overview

Pilots demanding more speed and power from their motors should look at E-flite's Power 25 BL Outrunner Motor, 1250Kv. Delivering more power than the 870Kv Power 25 (and at higher RPM's), it was designed specifically for the NMPRA's EF1 electric pylon racing class.
The 1250Kv Power 25 BL motor was created for for high-power airplanes weighing 3- to 5.5-pounds (1.4- to 2.5-kilograms) or 15-sized high-speed electric Formula One racers weighing up to 4 pounds (1.8 kilograms).

Specifications

Type: Brushless Outrunner
Size: 25
Bearings or Bushings: One 5 x 14 x 5mm Bearing, and Two 5 x 11 x 4mm Bearings
Wire Gauge: 14 AWG
Recommended Prop Range: 8x6E to 8x8E (4S) or 8x8E to 10x10E (3S)
Voltage: 11.1 - 16.8
RPM/Volt (Kv): 1250
Resistance (Ri): .02 ohm
Idle Current (Io): 2.00A
Continuous Current: 50A
Maximum Burst Current: 58A (15 sec)
Cells: 3S - 4S Li-Po, 10 - 14 Ni-MH/Ni-Cd
Speed Control: 60A Pro Brushless
Weight: 183g (6.40 oz)
Overall Diameter: 35mm (1.40 in)
Shaft Diameter: 5mm (.20 in)
Overall Length: Case: 54mm (2.10 in)