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X45 Helicopter

Double shaft engine based on the X45 jet engine.

Compatible with 90 class nitro helis!.



Gearbox size and output shaft compatible with the common OS90H and similar engines. Very easy upgrade on Nitro helis like Trex700.  See gallery page for pictures and videos.
Download the outline drawing here for engine dimensions.


Powerful, Lightweight  & small

The engine is capable of 5,5Kw but has been derated to 3.5kW (4.7 Hp) continuous power output to assure long life.  60mm diameter engine.  Weight 1150g
RPM output from 8,000 to 20.000. Optimal RPM : 16.000.


Advanced electronics

Full brushless starter and pump plus dedicated ecu including sensors for rotor speed and gearbox temperature.
Adjustable gear ratio divider to get real rotor rpm readings. 
Governor function to keep the head speed constant without any radio or mixes adjustment. Adjustable from 800 to 2500 rpm.
Protections for overspeed and sensor failures.
Telemetry for jeti, Futaba, Core, FrSky, Hott, Spektrum and MPX.


In production!

Deliveries had begun in August 2020.  The introductory Price for Compact version is 2.299EUR  (2.725EUR VAT included for sales in EU countries)  Check all prices here



Please download the instructions HERE for all installation details.  Also you can contact our helicopter Expert, David Nigra for any question regarding setup, installations and available parts for conversions of popular heli models.  You can reach David through this email: