Pratt & Whitney PW206C Turboshaft Engine

    Condition: Used - Excellent
    Part #: PW206C

    $307,770.00

    SKU: PW206C Categories: ,
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    Description

    The Pratt & Whitney Canada PW206C is a cornerstone of the celebrated PW200 engine family, specifically engineered to meet the rigorous demands of the light twin-engine helicopter market. Delivering a robust 561 shaft horsepower (shp) of continuous power, the PW206C is the primary propulsion choice for the Leonardo AW109 Power series.

    Known for its exceptional reliability and compact footprint, this engine is optimized for missions where performance and safety are non-negotiable. Whether utilized in emergency medical services (EMS), law enforcement, or executive transport, the PW206C provides the high power-to-weight ratio and precise digital control necessary for modern vertical flight operations.


    Core Technology and Architecture

    The PW206C is built on a modular free-turbine architecture, a design philosophy that separates the gas generator section from the power turbine. This allows for optimized performance across various altitudes and temperatures.

    • Compression System: Utilizes a highly efficient, single-stage centrifugal compressor that maximizes pressure ratios while keeping the engine’s physical diameter narrow.

    • Combustion Section: Features a reverse-flow annular combustor, which significantly reduces the engine’s overall length and improves the ease of hot-section inspections.

    • Power Turbine: A single-stage protected power turbine drives the output shaft, ensuring that power is delivered smoothly to the helicopter’s rotor system.

    Mechanism of Action: Dual-Channel FADEC

    The “brain” of the PW206C is its Dual-Channel Full Authority Digital Engine Control (FADEC) system. This advanced electronic interface manages all aspects of engine operation, from startup to shutdown.

    1. Automated Start: The FADEC handles fuel flow and ignition timing, virtually eliminating the risk of “hot starts” and reducing pilot workload during critical launch phases.

    2. Precise Governing: It continuously monitors ambient conditions and pilot inputs to maintain optimal rotor RPM, ensuring the engine stays within safe operating envelopes.

    3. Real-Time Monitoring: The system records flight data and engine parameters, allowing for proactive maintenance and faster troubleshooting through digital diagnostics.


    Key Advantages

    • Operational Efficiency: With a dry weight of approximately 145 kg, the PW206C minimizes the helicopter’s empty weight, allowing for greater payload capacity or extended range.

    • Simplified Maintenance: The modular design means major components can be replaced individually without a complete engine teardown, significantly reducing Mean Time To Repair (MTTR).

    • Low Operating Costs: High fuel efficiency and an emphasis on “on-condition” maintenance help operators keep lifecycle costs predictable.

    • Safety Redundancy: As a dual-channel system, the FADEC provides built-in redundancy; if one channel fails, the second takes over seamlessly to maintain flight safety.

    Versatile Mission Applications

    The PW206C is the engine of choice for several high-stakes operational sectors:

    • Emergency Medical Services (EMS): Reliable twin-engine performance for rapid response and patient transport in urban and remote environments.

    • Law Enforcement: Optimized for high-hover performance and endurance during surveillance or search-and-rescue missions.

    • Corporate & VIP Transport: Delivers the smoothness and quiet operation expected in the executive aviation market.

    • Compatible Platforms: While synonymous with the Leonardo AW109 Power, the PW200 series also supports platforms like the Airbus H135 (EC135) and the Bell 427.


    Technical Specifications

    Feature Specification
    Engine Series PW200 Series
    Maximum Continuous Power 561 shp (418 kW)
    Thermodynamic Class 640 shp
    Dry Weight 141 – 150 kg (Approx. 237 – 330 lbs)
    Length 91.2 cm (35.9 in)
    Diameter 50 – 56 cm (19.7 – 22 in)
    Control System Dual-Channel FADEC
    Maintenance Cycle 600-hour / Annual scheduled checks
    Design Life Modular “On-Condition” components

    ALLWILL Smart Center: Verified Equipment Solutions

    At ALLWILL, we bridge the gap between engine demand and operational readiness. Through our Smart Center, every PW206C engine undergoes a rigorous inspection and refurbishment protocol to ensure it meets original equipment manufacturer (OEM) performance standards.

    By leveraging our ALLWILLmatch sourcing platform and the MET vendor network, we provide aviation operators with transparent, high-quality engine solutions that reduce procurement risks and downtime.


    Frequently Asked Questions

    What are the primary benefits of the PW206C’s modular design?

    The modular architecture allows maintenance crews to replace specific sections—such as the compressor or power turbine—without removing the entire engine. This “on-condition” maintenance philosophy reduces labor hours and keeps aircraft in the air longer, ultimately lowering the total cost of ownership for fleet operators.

    How does the FADEC system improve safety during flight?

    The Dual-Channel FADEC system manages engine parameters automatically, preventing exceedances of temperature or torque limits. Because it is dual-channel, it offers electronic redundancy. If the primary channel encounters an error, the secondary channel takes over immediately, ensuring consistent power delivery and reducing the pilot’s cognitive load during emergencies.

    Which helicopter models are compatible with the PW206C?

    The PW206C is most famously integrated into the Leonardo AW109 Power. However, the broader PW200 engine family, which shares the same core technology, powers other prominent light twin-engine helicopters including the Airbus H135 (formerly EC135), the Bell 427, and the MD Helicopters MD Explorer (MD900/902).

    What is the typical maintenance schedule for a PW206C engine?

    Routine maintenance typically follows a 600-hour or one-year scheduled check interval, whichever occurs first. However, many internal components are designed for on-condition maintenance, meaning they are only serviced or replaced based on actual wear and performance data gathered by the FADEC system rather than fixed hourly limits.

    How does the PW206C perform in Hot and High conditions?

    With a thermodynamic rating of 640 shp, the PW206C has a significant power reserve. This “flat-rating” allows the engine to maintain its 561 shp continuous output even at higher altitudes and in warmer ambient temperatures, making it highly reliable for mountainous terrain or tropical climates.

    What services does ALLWILL provide for PW206C operators?

    ALLWILL provides comprehensive support including engine sourcing, thorough technical inspections at our Smart Center, and refurbishment services. Our ALLWILLmatch platform ensures that operators receive verified equipment that meets strict aviation safety standards, reducing the risks associated with the secondary market and supporting overall mission readiness.

    Listing Terms & Conditions

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