Eurocopter AS365 Dauphin

The twin-engine helicopter built for maritime and utility versatility.

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Lithuanian Air Force – Eurocopter AS365 Dauphin – © Ministry of National Defence Republic of Lithuania

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Overview

Eurocopter France ICAO: AS65 1978–Present Active $8.9 million

The Eurocopter AS365 Dauphin entered service in the late 1970s as a twin-engine utility helicopter. Designed for offshore, search and rescue, and transport missions, it introduced aerodynamic refinements and a distinctive Fenestron tail rotor. The aircraft remains widely operated.

Live Fleet Activity (AS65)

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Specifications

Units
Engine
2 × Turbomeca Arriel 2C turboshafts
Engine type
Turboshaft
Power
2 × 838 shp · 625 kW
Avionics
Collins Pro-Line Avionics
Wing tips
No winglets
Seats
12
Crew
—
Cabin width
6 ft 6 in  ·  1.98 m
Cabin height
4 ft 7 in  ·  1.40 m
Cabin length
7 ft 7 in  ·  2.30 m
Exterior length
45 ft 1 in  ·  13.73 m
Tail height
13 ft 4 in  ·  4.06 m
Fuselage diameter
6 ft 8 in  ·  2.03 m
Wing span
39 ft 2 in  ·  11.94 m
Baggage volume
39 ft³  ·  1.1 m³
Gross weight
—
Empty weight
—
Max takeoff weight
9,500 lb  ·  4,300 kg
Max landing weight
—
Max payload
5,050 lb  ·  2,300 kg
Fuel capacity
310 gal · 1,200 L · 900 kg (Jet A)
Max cruise speed
175 kt  ·  201 mph  ·  324 km/h
Maximum speed
—
Cruise speed
—
Approach speed
—
Range
447 nm  ·  510 mi  ·  830 km
Fuel burn
1.49 nm/gal  ·  0.73 km/L
Ceiling
20,000 ft  ·  6,100 m
Rate of climb
1,759 ft/min  ·  9 m/s
Takeoff distance
—
Landing distance
—
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Executive Jet Charter Ltd Eurocopter AS365N3 Dauphin II

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Operational Context

Eurocopter AS365 Dauphin — twin-engine utility helicopter

The AS365 first flew in 1975 and entered service in 1978. It featured improved performance compared with earlier Dauphin variants. The compact fuselage and retractable landing gear enhanced cruise efficiency.

Two turboshaft engines producing approximately 850 shaft horsepower each power the helicopter. Cruise speed approaches 150 knots (278 km/h). Maximum takeoff weight exceeds 9,000 pounds (4,082 kg).

The Dauphin has served in civil, military, and maritime roles worldwide. Its adaptability and speed have supported decades of operation. Updated versions remain in service today.