Aircraft overview

The Enstrom 280 is a three-seat, piston-powered light helicopter built by Enstrom Helicopter Corporation in Menominee, Michigan. Developed from the company’s F-28 airframe family, the 280 introduced a more streamlined, automotive-style cabin and became known as the 280 Shark. The original 280C entered production in the mid 1970s, with later 280F and 280FX versions continuing the line for private ownership, training, patrol, and utility work. Its importance in the used market comes from its combination of a fully articulated three-blade rotor system, relatively robust construction, and lower acquisition cost than turbine helicopters.

Performance & specifications

Typical performance depends on variant, equipment, and weight, but the Enstrom 280 series is generally used as a 90 to 100 knot cruise helicopter with a practical range of about 200 nautical miles. Published service ceiling figures for the series are commonly around 12,000 feet. Useful load varies by model and installed equipment, so individual weight and balance records are important when comparing aircraft. Power is provided by a Lycoming HIO-360 series horizontally opposed piston engine, with turbocharged installations on the 280 line. The design uses a three-blade main rotor and a conventional tail rotor, giving it handling characteristics distinct from lighter two-seat trainers.

Cabin & avionics

The cabin seats three occupants across a single front bench, with large transparencies that provide good visibility for training, inspection, and personal flying. Doors are removable on many examples, subject to the aircraft’s approved configuration and operating limitations. Most used Enstrom 280 aircraft were delivered with conventional analog flight and engine instruments rather than integrated glass cockpits such as Garmin Perspective or G1000. Modernized examples may have Garmin radios, transponders, ADS-B equipment, GPS navigators such as GNS or GTN units, intercom upgrades, or electronic attitude instruments. Avionics fit should be evaluated aircraft by aircraft, especially for night or instrument training use.

Buying & value

Prospective buyers should distinguish clearly between 280C, 280F, and 280FX variants, since engine configuration, gross weight, equipment, and parts support can differ. Key due diligence items include complete logbooks, remaining time on life-limited components, rotor blade condition, transmission and clutch history, engine condition, turbocharger and exhaust system status, corrosion, accident repairs, and compliance with applicable service bulletins and airworthiness directives. On the used market, the Enstrom 280 typically sits above basic two-seat piston trainers in cabin space and payload, but below turbine helicopters in speed, altitude capability, and operating cost. Well-documented aircraft with current avionics and strong component times usually command the most interest.