Auxiliary Power Units and
Environmental Control Systems



Register for our Webinar

PBS production plants are located in the Czech Republic

With a history that goes back 200 years, we are one of the oldest brands on the global market. PBS is a hi-tech manufacturer of power units and other equipment in the field of aerospace.
PBS products superb quality and reliability is reflected in more than 12,500 APU and ECS installations worldwide. With authorization from the European Aviation Safety Agency (EASA), the quality of PBS products stands out from competing engines in its category.


Our SAFIR auxiliary power units can be primarily seen in helicopters in several developed versions and modifications. The achieved parameters of these units enabling the simultaneous supply of compressed air and electricity, and operating altitude up to 6,000 m, continuous operation for up to 6 hours, and service life of 4,500 hours, ranks PBS APUs in the category up to 100 kW among the world's best. Existing versions of APU Safir are used in Mi-8, Mi-17, Mi-171 and Z8 helicopters.

Years history
Years in aviation
75 %
Offices worldwide
APUs and ECSs sold