N278DS - 2003 Diamond Aircraft Ind INC DA 40 Aircraft Registration

DA40

2003 DIAMOND AIRCRAFT IND INC DA 40

Aircraft Description

N278DS is a 2003 Diamond Aircraft Ind INC DA 40, a single-engine reciprocating (piston) aircraft registered to Relm Air LLC in Wilmington, DE. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on April 8, 2003. The registration certificate was issued on March 31, 2021. The registration is set to expire on March 31, 2028. Powered by a Lycoming I0360 SER engine producing 180 horsepower, N278DS is. The aircraft's Mode S transponder code is A2C490 (hex), used for ADS-B identification and flight tracking. N278DS was last tracked by AviatorDB near York Airport (KTHV) on March 12, 2026. The FAA registry record for N278DS was last updated on October 4, 2025. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Diamond Aircraft Industries, headquartered in Wiener Neustadt, Austria, with manufacturing in London, Ontario, Canada, produces modern composite aircraft known for fuel efficiency and safety. Their DA40 and DA62 are popular for flight training and personal aviation. AviatorDB tracks 1,510 Diamond Aircraft Ind INC aircraft currently registered in the FAA database, including the DA 40 model.

AviatorDB has found no NTSB accident or incident reports involving N278DS. AviatorDB cross-references all FAA registration data with NTSB accident and incident reports, providing a comprehensive safety overview for every registered aircraft in the United States.

Model Year
2003
Manufacturer
DIAMOND AIRCRAFT IND INC
Model
DA 40
Type Aircraft
Fixed Wing Single Engine
ICAO Type Code
DA40DA-40 Diamond Star
Weight Class
Up to 12,500 lbs
Airworthiness Date
April 8, 2003
Classification
Standard Normal Category
Type Registration
LLC
Status
Valid Registration
Cert Issue Date
March 31, 2021

Registered Owner

Name
RELM AIR LLC
Address
271 LITTLE FALLS DR
City
WILMINGTON
State / Zip Code
Delaware19808
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
LYCOMING
Engine Model
I0360 SER
Horsepower
180 HP
Mode S Code (Oct)
50542220
Mode S Code (Hex)
A2C490

Additional Details

Registration
N278DS
Serial Number
40.278
Number of Engines
1
Number of Seats
4
Expiration Date
March 31, 2028
Last Action Date
October 4, 2025
Last Update Date
January 19, 2026
Unique ID
00040149

Last Known Position

Date
March 12, 2026 (UTC 03:28:46)
Airport
Latitude
39.91452
Longitude
-76.872442

Data Source

Data provided by the US Federal Aviation Administration. View on FAA.gov

Last updated: 2026-04-01 01:32:20 UTC