Autopilot System 55X

Call 1-800-447-3408 for Ordering and Installation Pricing.

• Lighted 3” Turn Coordinator
• Avionics Stack Mounted
• Control Wheel Steering
• HDG Preselect & Hold (HDG SYSTEM NOT INCLUDED)
• Altitude Hold with Altitude Trim
• Course Intercept Capability
  • NAV Mode
  • Dual Mode - HDG/NAV or HDG/APR
• VOR/LOC/GS/REV/GPS Coupling with 3 Gain Levels
• VOR/LOC/GS/REV/GPS Course Deviation and NAV Flag Warning
• Digital Vertical Speed Command
• Pitch Trim Annunciation
• GPSS Mode
• Flight Director Compatible

Available Options

• Remote Mode Annunciator
• Automatic Electric Pitch Trim
• Altitude Selector/Alerter

The S-Tec Model 55X is a pure rate-based two-axis autopilot offering you smooth precise, dependable performance. Combining the programmer, computer, annunciator, and servo amplifier functions into one compact panel mount unit, the System 55X is the first S-Tec autopilot system designed specifically to be integrated into the aircraft radio panel with other avionics. It is also the first S-Tec system to feature control wheel steering.

The System 55X roll axis has heading select, VOR/Localizer front and back course intercept and tracking. It can be interfaced with RNAV, GPS, or Loran systems. The System 55X Flight Guidance Programmer/Computer converts pilot commands to logic signals for roll and pitch computer functions. Altitude Hold with Altitude Trim.

Available Options:

• Remote annunciator (Required with Flight Director option)
• Flight Director Steering Horizon
• Slaved Horizontal Situation Indicator
• Automatic Elevator Pitch Trim
• Altitude/Vertical Speed Selector Alerter

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About S-Tec

In general aviation singles, light twins, and turboprops, S-TEC's rate based autopilot systems have a number of significant advantages over attitude based systems. You can expect safety, reliability, and performance whenever your autopilot is engage. S-TEC also believes in a building block philosophy which allows installation of an autopilot today as a foundation, and upgrading to a system with more features and functions at a later date. All S-TEC autopilot systems use common hardware, servos, and sensors throughout the product line which offers you significant advantages in serviceability, reliability, and overall cost. A multitude of autopilots are available from a simple altitude hold only to a full two axis autopilot with glide slope capture, vertical speed control, and dual mode intercept.

Manufacturer does not allow mail-order sales of Autopilots/Flight guidance systems to owners of Certified Aircraft. S-Tec Autopilots must be installed by an authorized S-Tec dealer, unless installed in a home-built aircraft. Avionics installations require special knowledge, skills, test equipment and tools. Call our Avionics Sales Staff for an installed price.