Garmin GTX 330 Mode S Transponder PN 011-00455-00

Garmin GTX 330 Mode S Transponder PN 011-00455-00

For sale — Garmin GTX 330 Mode S transponder in good used condition. Unit includes FAA Form 8130 and comes with a 30-day warranty. Removed serviceable and ready for installation.
Details:
• Part Number: 011-00455-00
• Brand: Garmin
• Condition: Used — good condition
• Quantity: 1 available
• Warranty: 30 Day
Status:
• Includes FAA 8130
• Fully serviceable
• Ready for installation
• Worldwide shipping available

$1,200.00

Description

Garmin GTX 330 Mode S Transponder – Advanced Surveillance for Modern Aviation

The Garmin GTX 330 Mode S Transponder is a high-performance aviation transponder designed to enhance aircraft visibility, improve communication with air traffic control (ATC), and provide pilots with reliable surveillance capabilities. Engineered by Garmin, one of the world’s leading avionics manufacturers, the GTX 330 delivers dependable Mode A, Mode C, and Mode S functionality in a compact, panel-mounted unit. Built to meet the demanding requirements of both private and commercial aviation, this transponder is trusted by pilots and aircraft operators worldwide for its exceptional performance, durability, and ease of operation.

Whether installed in a single-engine piston aircraft, turboprop, helicopter, or business jet, the Garmin GTX 330 helps improve flight safety by enabling accurate aircraft identification, altitude reporting, and enhanced situational awareness. Its advanced technology makes it an excellent upgrade for older transponder systems while maintaining compatibility with a wide range of Garmin avionics.

Reliable Mode S Technology

Unlike conventional Mode A/C transponders, the Garmin GTX 330 incorporates Mode S (Selective Interrogation) technology. This allows air traffic control radar systems to communicate directly with individual aircraft, reducing frequency congestion and minimizing unnecessary transmissions.

Mode S technology provides several important advantages:

  • Unique 24-bit aircraft identification
  • Faster response to ATC interrogations
  • Reduced radio frequency interference
  • Improved surveillance accuracy
  • Enhanced compatibility with modern ATC systems
  • Support for future airspace requirements

These capabilities make the GTX 330 an ideal solution for pilots operating in increasingly busy and technologically advanced airspace.

Traffic Information Service (TIS) Compatibility

One of the standout features of the Garmin GTX 330 is its compatibility with Traffic Information Service (TIS) in regions where the service is available. When connected to compatible Garmin displays such as the GNS 430, GNS 530, or selected multifunction displays, the transponder can receive traffic information generated by FAA radar systems.

This allows pilots to monitor nearby aircraft on their navigation display, providing an additional layer of situational awareness that can help identify potential traffic conflicts. Garmin GTX 330 Mode S Transponder

Benefits include:

  • Real-time traffic awareness
  • Visual display of nearby aircraft
  • Relative altitude information
  • Traffic direction indicators
  • Enhanced collision avoidance support
  • Improved pilot confidence during busy operations

Although TIS availability varies by location, the GTX 330 remains a valuable surveillance tool even where TIS services are not provided.

High-Performance Altitude Reporting

The Garmin GTX 330 supports precise pressure altitude reporting when connected to an approved altitude encoder. Accurate altitude transmission is essential for maintaining safe aircraft separation and complying with controlled airspace regulations.

The unit continuously reports:

  • Pressure altitude
  • Squawk code
  • Aircraft identification
  • Flight status information

Reliable altitude reporting ensures ATC receives accurate flight information, helping maintain efficient traffic flow and improving overall flight safety. Garmin GTX 330 Mode S Transponder

User-Friendly Interface

Garmin designed the GTX 330 with pilot convenience in mind. The front panel features a bright display and logically arranged buttons that make operation simple during all phases of flight. Garmin GTX 330 Mode S Transponder

Key interface features include:

  • Large, easy-to-read digital display
  • Clearly labeled keypad
  • Simple squawk code entry
  • Dedicated IDENT button
  • Flight timer functionality
  • Bright backlit controls for night operations

The intuitive design minimizes pilot workload while ensuring quick access to critical transponder functions.

Compact Panel-Mounted Design

The GTX 330 is built to integrate seamlessly into modern and legacy aircraft instrument panels. Its compact form factor allows installation in aircraft with limited panel space while maintaining excellent accessibility.

The rugged construction is specifically designed to withstand the demanding conditions encountered in aviation environments, including vibration, temperature fluctuations, and continuous operation.

Its lightweight design also helps minimize aircraft weight without sacrificing performance.

Seamless Garmin Integration

One of the greatest strengths of the Garmin GTX 330 is its compatibility with other Garmin avionics systems. The transponder integrates smoothly with numerous Garmin GPS navigators and multifunction displays, allowing pilots to enjoy a more connected cockpit experience. Garmin GTX 330 Mode S Transponder

Compatible systems may include:

  • Garmin GNS Series
  • Garmin GMX Series
  • Garmin MX20 displays
  • Selected Garmin EFIS installations
  • Various altitude encoders
  • Compatible GPS navigators

This integration enables pilots to access additional traffic information, aircraft data, and system coordination through compatible cockpit displays. Garmin GTX 330 Mode S Transponder

Built for General and Business Aviation

The Garmin GTX 330 is widely used across numerous aviation sectors because of its flexibility and reliability.

Typical applications include:

  • Private aircraft
  • Flight training schools
  • Business aviation
  • Charter operators
  • Utility aircraft
  • Agricultural aviation
  • Helicopter operations
  • Government aircraft
  • Corporate fleets

Its dependable performance makes it suitable for both occasional recreational flying and demanding commercial operations.

Durable Engineering

Garmin products are recognized throughout the aviation industry for exceptional reliability, and the GTX 330 is no exception. Manufactured using high-quality electronic components and robust engineering standards, the transponder is designed for years of dependable service.

Key durability features include:

  • Rugged aluminum chassis
  • High-quality internal electronics
  • Resistance to vibration
  • Stable operation across varying temperatures
  • Long operational lifespan
  • Proven field reliability

This dependable construction reduces maintenance requirements and contributes to lower long-term operating costs.

Improved Airspace Compliance

As aviation regulations continue evolving, aircraft equipped with modern surveillance equipment are better positioned to meet operational requirements in controlled airspace.

The GTX 330 supports compliance with many traditional transponder requirements by providing:

  • Mode A operation
  • Mode C altitude reporting
  • Mode S surveillance capability
  • ATC identification functions
  • Aircraft addressing
  • Reliable communication with secondary surveillance radar systems

Pilots benefit from improved access to controlled airspace while meeting regulatory expectations for transponder-equipped aircraft.

Efficient Operation

The GTX 330 is designed for continuous operation with minimal pilot interaction. Once configured, routine use typically involves only entering the assigned squawk code and selecting the appropriate operating mode. Garmin GTX 330 Mode S Transponder

Available operating modes include:

  • Standby
  • ON
  • ALT (Altitude Reporting)
  • IDENT

This straightforward operation allows pilots to focus on navigation and aircraft control while maintaining full compliance with ATC instructions. Garmin GTX 330 Mode S Transponder

Ideal Upgrade for Legacy Aircraft

Many aircraft continue to operate with aging Mode A/C transponders that lack modern surveillance capabilities. The Garmin GTX 330 offers an excellent upgrade path by introducing Mode S functionality while remaining compatible with many existing avionics installations.

Aircraft owners often choose the GTX 330 because it offers:

  • Increased reliability
  • Modern surveillance capabilities
  • Improved traffic awareness (where supported)
  • Enhanced integration with Garmin avionics
  • Proven Garmin quality
  • Long-term service support

The result is a significant improvement in cockpit capability without requiring a complete avionics overhaul.

Why Choose the Garmin GTX 330 Mode S Transponder?

The Garmin GTX 330 has earned an excellent reputation among pilots, maintenance facilities, and aircraft owners for combining dependable performance with advanced surveillance technology. Its Mode S capability, optional Traffic Information Service support, accurate altitude reporting, intuitive controls, and seamless Garmin integration make it one of the most respected transponders in general aviation. Garmin GTX 330 Mode S Transponder

Whether you are upgrading an older aircraft, replacing an existing transponder, or enhancing your cockpit with trusted Garmin avionics, the Garmin GTX 330 Mode S Transponder delivers the reliability, precision, and operational efficiency needed for today’s aviation environment. Built to Garmin’s exacting standards, it remains a trusted solution for pilots seeking improved situational awareness, dependable ATC communication, and long-lasting performance in every flight.

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