Appareo Stratus ES ADS-B Out Transponder with Tray – Fully Serviced and Ready for Installation
Appareo Stratus ES Transponder. The Appareo Stratus ES ADS-B Out Transponder with
mounting tray is a dependable and high-quality avionics component designed to meet
the needs of modern aircraft operators. If you are searching for a reliable ADS-B Out solution that
has been professionally serviced and verified for proper functionality, this unit is an excellent choice.
Recently returned from Appareo after undergoing a full service and inspection, this transponder has been carefully updated, tested, and approved for return to service.
For aircraft owners, avionics technicians, and aviation operators, purchasing equipment with a
recent service history provides valuable peace of mind. This Stratus ES unit has been
professionally evaluated by the manufacturer to ensure it performs according to industry
standards and aviation regulations. With its combination of reliability, compliance
capability, and recent servicing, this transponder offers exceptional value for
anyone seeking dependable ADS-B Out performance.

Appareo Stratus ES Transponder
Recently Serviced by Appareo
One of the most important advantages of this Appareo Stratus ES ADS-B Out
Transponder is that it has recently undergone a complete service performed by Appareo.
The manufacturer carefully inspected the unit and completed important updates to
ensure optimal performance and functionality.
During the service process, the display was replaced by Appareo. A clear and fully functional
display is essential for pilots and avionics technicians, allowing quick access to operational
information and easy monitoring of system status during flight. Replacing the display ensures that the unit remains
easy to use and visually reliable within the aircraft’s avionics stack.
In addition to the display replacement, the firmware of the transponder has been updated to
the latest available version. Firmware updates are critical for maintaining compatibility
with current avionics systems and regulatory standards. By installing the latest firmware,
Appareo has ensured that the unit operates according to modern system requirements and
performs reliably when integrated with compatible GPS sources and avionics equipment.
After these updates were completed, the unit underwent a full functional test.
This testing process verifies that all systems within the transponder are operating properly
and that the unit performs as expected. Functional testing helps confirm the reliability of the
equipment before it is returned for sale or installation.
Because this transponder has already been serviced and tested by the manufacturer,
buyers can have greater confidence in its operational condition and readiness for installation.
Appareo Stratus ES Transponder
FAA Form 8130-3 Airworthiness Approval Included
Another important feature of this listing is the inclusion of the FAA Form 8130-3 Airworthiness
Approval Tag. This document confirms that the unit has been inspected, serviced, and
approved for return to service according to aviation industry standards.
The FAA Form 8130-3 is widely recognized within the aviation industry as proof that a component meets airworthiness requirements. Aircraft maintenance facilities, avionics shops, and aircraft owners rely on this documentation to verify that parts installed in aircraft meet regulatory and safety standards.
Having this documentation included with the unit adds significant value and credibility to the purchase. It also simplifies the installation process by providing proper paperwork for aircraft maintenance records and compliance verification.
Appareo Stratus ES Transponder
Designed for ADS-B Out Compliance
The Appareo Stratus ES ADS-B Out Transponder is specifically designed to provide reliable ADS-B Out capability for general aviation aircraft. ADS-B Out technology has become an essential requirement for operating in many types of controlled airspace, and installing compliant equipment is necessary for pilots and aircraft operators who want to remain within regulatory guidelines.
ADS-B Out systems broadcast aircraft position, altitude, and identification information to air traffic control and other aircraft equipped with ADS-B technology. This real-time data sharing improves situational awareness for both pilots and controllers while contributing to safer and more efficient airspace management.
The Stratus ES transponder is built to integrate smoothly with compatible GPS position sources and avionics systems, allowing aircraft to transmit accurate position information to the aviation network. This capability helps pilots maintain compliance with ADS-B regulations while benefiting from improved air traffic monitoring and operational safety.
Because of its reliability and ease of integration, the Stratus ES has become a trusted choice among aircraft owners and aviation professionals who require dependable ADS-B Out functionality.
Appareo Stratus ES Transponder
Reliable Performance for General Aviation Aircraft
The Appareo Stratus ES ADS-B Out Transponder has earned a strong reputation in the aviation industry for its reliability and durability.
aircraft, including single-engine airplanes, light twin aircraft, and other personal or commercial aviation platforms.
Pilots rely on transponders for communication with air traffic systems, and having a well-maintained unit is essential for maintaining flight safety and regulatory compliance.
Buyers receive the benefit of professional inspection and updates without the higher cost typically associated with new units.
For many aircraft owners, this makes a serviced unit like this one an excellent investment.
Appareo Stratus ES Transponder
Ideal for Aircraft Owners and Avionics Professionals
This Appareo Stratus ES ADS-B Out Transponder is suitable for a wide range of buyers within the aviation industry. Aircraft owners who need to upgrade their avionics systems or replace an existing transponder will find this unit to be a dependable and practical solution.
Avionics shops and aircraft maintenance facilities can also benefit from acquiring serviced units that are ready for installation and supported by proper documentation. Having equipment that has already undergone manufacturer inspection can reduce installation delays and simplify the maintenance process.
Flight operators, aircraft brokers, and aviation businesses may also find this unit valuable for aircraft upgrades or resale preparation.
Appareo Stratus ES Transponder
Included with the Sale
This listing includes the Appareo Stratus ES ADS-B Out Transponder, the mounting tray required for proper installation, and the FAA Form 8130-3 Airworthiness Approval Tag.
Together, these components provide buyers with a complete and ready-to-install transponder package.
A Smart Investment in Aviation Safety and Compliance
This Appareo Stratus ES ADS-B Out Transponder offers exactly that combination.
For pilots, aircraft owners, and avionics professionals seeking a trusted transponder solution, this serviced Stratus ES unit provides reliability, compliance readiness, and excellent value. Whether you are upgrading your aircraft’s avionics system or replacing an existing component, this professionally serviced ADS-B Out transponder represents a smart and dependable choice.

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