Specifications
Aircraft Details
- Model: DE HAVILLAND DHC-6-400 TWIN OTTER
- Configuration: Passenger
- Capacity: 19 seats
- Engines: Pratt & Whitney Canada PT6A-34
- Propellers: Hartzell 3-blade
- Maximum Takeoff Weight: 12,500 lbs
- Cruise Speed: 180 knots
- Range: 1,000 nautical miles
- Avionics: Honeywell Primus 1000
- Features: STOL capabilities, large cargo door, versatile for various missions
- Interior: Comfortable seating, climate control, modern amenities
- Exterior: Robust design for rugged environments
- Maintenance: Well-maintained, ready for operation
- Ideal for: Regional airlines, charter services, cargo transport, and special missions.
About this Model
Overview
The DHC-6-400 is the latest-generation Twin Otter, retaining the type’s core strengths—STOL performance, rugged landing gear, and flexible interior—while updating engines, avionics, and systems for contemporary commercial and special-mission use. It is typically selected when runway length, surface condition, or infrastructure limits drive the mission more than cruise speed or cabin amenities.
Mission Fit
This aircraft fits missions where access is the constraint: short runways, gravel/grass strips, limited ground support, and frequent turnarounds. It can be configured for commuters, mixed passenger/cargo, freight, or special missions, but it is not designed to compete with faster regional turboprops or pressurized aircraft on stage length or ride comfort at altitude.
Cabin
Cabin experience is utilitarian and mission-configurable. Typical layouts prioritize payload and quick reconfiguration rather than premium fit-and-finish. Large doors and a boxy cross-section support straightforward loading, with seating and interior options varying widely by operator—ranging from simple commuter seating to mission consoles, stretchers, or cargo provisions.