Narco MK 12D NAV/COMM for Sale – 14V with Glideslope • Fully Functional IFR-Capable Unit
Narco MK 12D NAV . If you’re searching for a Narco MK 12D NAV/COMM with glideslope for sale, this fully functional 14-volt unit offers dependable communication, VOR/LOC navigation, and precision approach capability in one compact package. The Narco MK 12D has earned a long-standing reputation in general aviation for durability, simplicity, and cost-effective IFR capability.
This unit has been operationally tested and confirmed fully functional, making it an excellent replacement or upgrade option for legacy panels.
Narco MK 12D NAV
Specifications – 14-Volt NAV/COMM with Glideslope
- Model: Narco MK 12D
- Type: NAV/COMM with built-in glideslope
- Voltage: 14-volt system compatibility
- Condition: Fully functional and tested
- Application: Certified single-engine piston aircraft
Its 14V compatibility makes it well-suited for most GA aircraft without requiring complex electrical modifications.
Narco MK 12D NAV
Integrated NAV/COMM & Glideslope Capability
The MK 12D combines essential avionics functions:
- VHF communication (COMM)
- VOR navigation
- Localizer tracking
- Glideslope for precision approaches
- Stable course deviation indication
This integrated design supports both VFR and IFR operations, including ILS approaches when paired with compatible indicators.
Proven Performance in General Aviation
The Narco MK 12D remains popular due to:
- Long-term reliability
- Straightforward tuning interface
- Stable navigation reception
- Clear frequency display
- Durable internal components
It has served in thousands of general aviation aircraft over decades of operational use.
Compact, Panel-Friendly Design
The MK 12D is ideal for:
- Legacy Narco-equipped panels
- Budget-conscious IFR restorations
- Replacing failing NAV/COMM units
- Minimal rewiring installations
- Aircraft already configured for Narco systems
Its compact footprint simplifies integration into existing avionics stacks.
Why Pilots Choose the Narco MK 12D
Pilots and owners appreciate the MK 12D for:
- Dependable IFR capability
- Clear VHF communication performance
- Reliable VOR/LOC tracking
- Built-in glideslope functionality
- Cost-effective panel upgrade solution
It remains a practical choice for maintaining certified IFR navigation capability.
Ready for Installation
If you’ve been looking for a part with glideslope, this unit offers:
- Fully tested operational status
- Integrated precision approach capability
- Compact, legacy-friendly design
- Reliable VHF communication
- Proven general aviation performance
- Installation-ready condition
Reliable.
Straightforward.
A trusted Narco MK 12D ready for your next IFR mission.


















