The Twin Commander 840 cabin is normally configured to seat a pilot and five additional passengers in an executive layout. A typical seating arrangement would include an aft bench seat and two additional rear facing seats. An entry door is located on the port side of the fuselage forward of the wing. A small lavatory is positioned forward, opposite the entry door. The Twin Commander 840 is powered by two Garrett AiResearch (now Honeywell) TPE331-5-254K turboprop engines rated at 840 shp, driving three-blade constant speed propellers. The engines are flat rated to 718 shp each and have an inspection interval of 5,400 hours.
Typical / Maximum Cabin Passenger Capacity
Balanced Field Length [SL/ISA TMP] (FT)
Cabin Height (FT)
Cabin Width (FT)
Cabin Length (FT)
Baggage Capacity Internal / External (CFT)
Years Aircraft Manufactured
Estimated Retail Price Low
Estimated Retail Price High
Aircraft variable and fixed costs are important to determine before making a purchase decisions or planning annual budgets. Our interactive graphs demonstrate the relationships between fuel cost and annual flight hour utilization.
If you are further along in the aircraft buying process, our comprehensive aircraft operating cost reports are the perfect companion in your decision making process. View a sample or buy a report and have it available in minutes.
The Twin Commander 840 has a range of 1,779 nautical miles. Type in your city or airport identifier for a visual representation of the NBAA IFR Range (NM) for this aircraft.