RIPPER OBL 44/49/50 Series Helicopter Brushless Motors

Oct 17, 2012 1 Comment by

The ACE RC Ripper OBL outrunner brushless motors are the latest series of helicopter motors designed for electric conversions or stock e-powered models ranging from medium-size helis to 3D aircraft.  Configured with curved magnets, all OBL motors deliver high torque & high RPM at maximum efficiency for longer flight time and cool temperatures. Although this series of brushless motors do not require  any break-in or lubrication, care must be taken to protect it from dampness, dirt, paint, glues, etc. or screws and other small items that could be attracted to the motor magnets

Features include:

Advanced 0.2mm laminations & cooling fan
High current capacity for longer flight time.
Highly efficient RPM value
Light weight for top performance
Dual ball bearings shaft support
All necessary accessories are included

Example specs for the Titan X50EF:
Motor - OBL 50/06
ESC - NA
Battery - 10S Li-Po
Main Gear - 135T
Pinion - 15T
Gear Ratio - 1 : 9.0
Desired Head Speed - 2200rpm

Paul Tradelius

About the author

A regular contributor to Model Airplane News, he is also the columnist for our “Rotor Speed” helicopter column. Paul has been flying RC helicopters since the early ‘80s and now enjoys all types of rotary machines, including scale and aerobatics, and he continues to experiment with modifications to improve performance.

One Response to “RIPPER OBL 44/49/50 Series Helicopter Brushless Motors”

  1. Bob says:

    how much does it cost

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