The Lamar DGR3-5 is a 28-volt external aircraft voltage regulator designed for use in certified 28V DC alternator systems installed in general aviation aircraft.
Manufactured by Lamar Technologies, a recognized supplier of aircraft electrical components, the DGR3-5 ensures stable voltage regulation and incorporates over-voltage protection to safeguard avionics and onboard electrical equipment.
This regulator is commonly used in piston aircraft operating 28-volt electrical configurations and serves as an approved replacement component in accordance with applicable aircraft maintenance documentation.
Ideal for:
- Replacement of defective 28V external voltage regulators
- Certified piston aircraft electrical systems
- Maintenance and overhaul operations
- Protection of avionics and sensitive electrical components
Key Features
- Designed for 28V DC aircraft systems
- External alternator regulation
- Integrated over-voltage protection
- Stable system voltage control
- Manufactured by Lamar Technologies
- Factory new component
- Suitable for certified aircraft installations




















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