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Vilem Juran
Vilem Juran
Vilem Juran
Sales Department | Engines

Turbine engine PBS TJ40-G1


The turbojet engines of the PBS TJ40 family are specifically designed for small aircraft within the small turbojet engine category, such as target drones or loitering munition. They feature a compact design, low weight, and the thrust of 395 – 425 N.
 
The PBS TJ40 are a single-shaft engines equipped with a one-stage radial compressor, radial and axial diffuser, annular combustion chamber, one-stage axial turbine, and outlet nozzle. They are lubricated with fuel oil mixture.
 
The PBS TJ40 engines stand out for their easy and fast start, and repeatable ground and in-flight restarts. These attributes, combined with the compact dimensions of the engines and their capability of saltwater recovery, make them highly suitable for UAVs and similar applications.

Technical parameters

  Metric units Imperial units
Max. thrust 395 - 425 N 89 - 96 Ibf
Weight 3.4 - 3.8 kg 7.50 - 8.38 Ib
Outer diameter 147 mm 5.79 in
Length 304 - 373 mm 11.97 - 14.69 in

Typical applications

The PBS TJ40 turbojet engines are ideal for a variety of applications, including missiles and target drones, where they are particularly valued for their saltwater recovery capability. Their compact design makes them a perfect fit for loitering munition. The engines are suitable for other UAV and UCAV systems, benefiting from their electric starting and vertical starting capabilities.