The U.S. aircraft register, updated daily
Engines · turboshaft · data as of October 7, 2026

Turbomeca (Safran) ARRIUS 2B1

13 aircraft on the U.S. register carry a Turbomeca (Safran) ARRIUS 2B1 engine, rated at about 577 horsepower. The Airbus Helicopters EC-135 now H135 is the model most often fitted with it (10 aircraft). The aircraft carrying it were built between 1998 and 2004.

The FAA records engines by code, usually at the level of a series ("O-320 series") rather than the exact variant; this page gathers every FAA code that reads as Turbomeca (Safran) ARRIUS 2B1. FAA spelling: ARRIUS 2B1.

Fitted to model families

Airbus Helicopters EC-135 now H13510Airbus Helicopters EC 130 now H1302Eurocopter COLIBRI EC 120B1

Airbus Helicopters EC-135 now H135 · Airbus Helicopters EC 130 now H130 · Eurocopter COLIBRI EC 120B

Where they are owner's state

Louisiana3Utah2Texas2Nevada1Missouri1Massachusetts1Kentucky1Florida1Alaska1

Kind of aircraft

Helicopters13 (100%)

When the aircraft were built by decade

024576199072000

What the FAA has certified, ordered and been told about the Turbomeca (Safran) ARRIUS 2B1 the component layer

The FAA has issued 8 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 92 failure reports with the FAA since 1995, 11 of them in the last ten years.

FAA orders 8 airworthiness directives · newest first

2014-03-312014-04-06 · Hydro-mechanical metering unit (HMU) · engine
2013-07-052013-11-09 · Fuel injection manifolds and the privilege injector · engine
2008-10-082008-19-11 · Electronic control (EEC) unit · engine
2007-01-182006-26-07 · A simultaneous interruption of the lubrication on both engines may lead to a double non-commanded... · engine
2006-02-232001-08-14 R1 · Right injector half manifold and left injector half manifold · engine
2005-06-292005-12-08 · Engine Electronic Control Unit (EECU) · engine

All orders naming the Turbomeca (Safran) ARRIUS 2B1

Failure reports 92 since · what operators and shops told the FAA

0918283700071319126

Parts most often reported as the reports name them

Manifold5Engine4Mount4Actuator3Battery3Bearing3Autopilot Sys2Belt2Blade2Clock2

Latest reports

2026-05-26Engine: flamed out
2024-10-20Potentiometer: faulted
2023-08-28Unknown: unknown
2021-01-28Floor Support: corroded
2020-08-28Chip Detector: false activation

Sources: the FAA's type certificate data sheets, airworthiness directives, supplemental type certificates, special conditions and special airworthiness information bulletins (Dynamic Regulatory System), and the FAA's service difficulty reports. A failure report is what an operator or repair station chose to file; the counts show reporting as much as reliability, and larger and commercial fleets report more. How the systems are grouped.

Connections how this engine series links to the rest of the register

Fitted to
Where they are
Biggest operators

These connections as data: /graph/engine/turbomeca-safran-arrius-2b1.json · about the eFlight graph.

Aircraft newest certificates first · 13

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N89EM Eurocopter Deutschland Gmbh
EC-135
Rotorcraft Integra Aviation LLC
Amarillo, Texas
Standard 2024-11-26 ValidFAA registration status code V: Valid registration. All codes
N60ZX Eurocopter Deutschland Gmbh
EC-135
Rotorcraft Tonik Air LLC
Las Vegas, Nevada
Standard 2024-01-24 ValidFAA registration status code V: Valid registration. All codes
N123RT Eurocopter
EC 130 B4
Rotorcraft Mather Air LLC
Paris, Kentucky
Standard 2023-06-28 ValidFAA registration status code V: Valid registration. All codes
N891T Eurocopter Deutschland Gmbh
EC135T1
Rotorcraft Tvpx Aircraft Solutions INC Trustee
North Salt Lake, Utah
Standard 2021-10-20 ValidFAA registration status code V: Valid registration. All codes
N892T Eurocopter Deutschland Gmbh
EC135T1
Rotorcraft Tvpx Aircraft Solutions INC Trustee
North Salt Lake, Utah
Standard 2021-10-20 ValidFAA registration status code V: Valid registration. All codes
N911ZG Eurocopter Deutschland Gmbh
EC135T1
Rotorcraft Guardian Flight Holdings INC
Fairbanks, Alaska
Standard 2020-08-10 ValidFAA registration status code V: Valid registration. All codes
N122TH Eurocopter
COLIBRI EC 120B
Rotorcraft Mwn Holdings LLC
Saint Louis, Missouri
Standard 2020-01-27 ValidFAA registration status code V: Valid registration. All codes
N356MP Eurocopter Deutschland Gmbh
EC135T1
Rotorcraft Altair Helicopter Service LLC
Marshfield, Massachusetts
Standard 2017-02-28 ValidFAA registration status code V: Valid registration. All codes
N911XA Eurocopter Deutschland Gmbh
EC135T1
Rotorcraft Air Med Services LLC
Lafayette, Louisiana
Standard 2011-05-09 ValidFAA registration status code V: Valid registration. All codes
N911XB Eurocopter Deutschland Gmbh
EC135T1
Rotorcraft Air Med Services LLC
Lafayette, Louisiana
Standard 2011-01-24 ValidFAA registration status code V: Valid registration. All codes
N911XG Eurocopter Deutschland Gmbh
EC135T1
Rotorcraft Air Med Services LLC
Lafayette, Louisiana
Standard 2010-11-09 ValidFAA registration status code V: Valid registration. All codes
N109BC Eurocopter Deutschland Gmbh
EC135T1
Rotorcraft Broward County Sheriffs Office
Fort Lauderdale, Florida
Standard 2010-04-08 ValidFAA registration status code V: Valid registration. All codes
N802MH Eurocopter
EC 130 B4
Rotorcraft World Trade Enterprises LLC
Lucas, Texas
Standard ValidFAA registration status code V: Valid registration. All codes

Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 7, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.