Auxiliary Power Units (APU)
Onboard sources of electrical power and compressed air
PBS ranks among the leading manufacturers of auxiliary power units (APU) for aircraft and helicopters. PBS APUs provide an independent supply of electrical energy and compressed air for starting main engines and powering onboard systems, without running the main engines. They are designed for high reliability, long service life, and efficient operation under demanding conditions.
Up to
6 Hours
of Continuous Operation
Up to
9+ Years
TBO
High Reliability
EASA DOA/POA Certification
Services
Research and Development
- Development of new products and technologies
- Advanced design concepts, calculations, CFD simulations, and performance optimization
- Prototyping and production preparation including certification support (EASA DOA)
Design and Integration
- Complete engineering solutions from design to serial production
- Support for product integration into the application
- Flexible configuration of products according to customer needs
Testing and Validation
- Performance, endurance, and resistance testing in in‑house test facilities
- Simulation of extreme operating conditions (altitude, temperature, pressure)
- Parameter verification and qualification according to civil and military standards
Maintenance and Overhaul
- Scheduled maintenance according to the operational plan
- General overhauls
- Diagnostics, technical condition assessment, and service life extension
Service and Spare Parts
- Warranty and post‑warranty service and spare parts
- Modernization of existing products
- Technical support during product operation
Customer Support and Training
- Training for operators and maintenance personnel
- Clear technical documentation
- Consultation for operation, modifications, or installation
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