ADS-B Annunciators
Highly Engineered, Human Machine Interfaces
Korry Electronics 389 5/8-Inch Standard ADS-B Annunciators
For help in upgrading to ADS-B Out, consult CMD Flight Solutions, the global leader in comprehensive ADS-B Out solutions for business and personal aircraft.

Features and Benefits
Korry Electronics 389 LED switches are the OEM switch solution for most aerospace platforms — and they are now available in quick-to-ship legend configurations for installation in all ADS-B units accommodating standard 5/8-inch annunciators. In line with the Korry Quick Switch programs, these standard ADS-B configurations at the lowest cost with delivery as fast as three days.
- Surface-mounted electronics with the latest generation of high-brightness LEDs
- Uncompromising performance in system interface capabilities
- Exceptional illumination characteristics such as brightness output and dimming control
- Mechanically interchangeable with most 5/8-inch switch products
- Custom and NVIS configurations available
- Other options available
Part number | Description | Press to test | Common | Diode isolation |
52915-001 | ADS-B / Fail | Yes | Neg | Yes |
41861-472 | ADS-B / Fail | No | Neg | No |
41861-473 | ADS-B | No | Neg | No |
52992-001 | ADS-B Fail / 1/2 | Yes | Pos | Yes |
52992-002 | ADS-B Fail / 1/2 | Yes | Neg | Yes |